SYMBOLCOMMON_NAMEaka. SYNONYMS
win.phobos (Back to overview)

Phobos


Ransomware.

References
2022-05-09MicrosoftMicrosoft 365 Defender Threat Intelligence Team, Microsoft Threat Intelligence Center (MSTIC)
@online{team:20220509:ransomwareasaservice:13ec472, author = {Microsoft 365 Defender Threat Intelligence Team and Microsoft Threat Intelligence Center (MSTIC)}, title = {{Ransomware-as-a-service: Understanding the cybercrime gig economy and how to protect yourself}}, date = {2022-05-09}, organization = {Microsoft}, url = {https://www.microsoft.com/security/blog/2022/05/09/ransomware-as-a-service-understanding-the-cybercrime-gig-economy-and-how-to-protect-yourself}, language = {English}, urldate = {2022-05-17} } Ransomware-as-a-service: Understanding the cybercrime gig economy and how to protect yourself
AnchorDNS BlackCat BlackMatter Conti DarkSide HelloKitty Hive LockBit REvil FAKEUPDATES Griffon ATOMSILO BazarBackdoor BlackCat BlackMatter Blister Cobalt Strike Conti DarkSide Emotet FiveHands Gozi HelloKitty Hive IcedID ISFB JSSLoader LockBit LockFile Maze NightSky Pandora Phobos Phoenix Locker PhotoLoader QakBot REvil Rook Ryuk SystemBC TrickBot WastedLocker
2022-03-03PARAFLAREBex Nitert
@online{nitert:20220303:luci:3b608e9, author = {Bex Nitert}, title = {{Luci Spools The Fun With Phobos Ransomware}}, date = {2022-03-03}, organization = {PARAFLARE}, url = {https://paraflare.com/luci-spools-the-fun-with-phobos-ransomware/}, language = {English}, urldate = {2022-03-07} } Luci Spools The Fun With Phobos Ransomware
Phobos
2021-11-05BlackberryThe BlackBerry Research & Intelligence Team
@online{team:20211105:hunter:3c7bab9, author = {The BlackBerry Research & Intelligence Team}, title = {{Hunter Becomes Hunted: Zebra2104 Hides a Herd of Malware}}, date = {2021-11-05}, organization = {Blackberry}, url = {https://blogs.blackberry.com/en/2021/11/zebra2104}, language = {English}, urldate = {2021-11-08} } Hunter Becomes Hunted: Zebra2104 Hides a Herd of Malware
Cobalt Strike DoppelDridex Mount Locker Phobos StrongPity
2021-10-07KasperskyFedor Sinitsyn, Yanis Zinchenko
@online{sinitsyn:20211007:ransomware:b5e74a3, author = {Fedor Sinitsyn and Yanis Zinchenko}, title = {{Ransomware in the CIS}}, date = {2021-10-07}, organization = {Kaspersky}, url = {https://securelist.com/cis-ransomware/104452/}, language = {English}, urldate = {2021-10-11} } Ransomware in the CIS
Cryakl Dharma Hakbit Phobos Void
2021-07-22Serviciul Român de InformațiiServiciul Român de Informații
@online{informaii:20210722:cyber:03cb12f, author = {Serviciul Român de Informații}, title = {{Cyber ​​attack with PHOBOS ransomware application}}, date = {2021-07-22}, organization = {Serviciul Român de Informații}, url = {https://www.sri.ro/articole/atac-cibernetic-cu-aplicatia-ransomware-phobos}, language = {Romanian}, urldate = {2021-07-26} } Cyber ​​attack with PHOBOS ransomware application
Phobos
2021-05-11Mal-Eatsmal_eats
@online{maleats:20210511:campo:0305ab9, author = {mal_eats}, title = {{Campo, a New Attack Campaign Targeting Japan}}, date = {2021-05-11}, organization = {Mal-Eats}, url = {https://mal-eats.net/en/2021/05/11/campo_new_attack_campaign_targeting_japan/}, language = {English}, urldate = {2021-06-01} } Campo, a New Attack Campaign Targeting Japan
AnchorDNS BazarBackdoor campoloader Cobalt Strike Phobos Snifula TrickBot Zloader
2021-05-10Mal-Eatsmal_eats
@online{maleats:20210510:overview:50ff3b3, author = {mal_eats}, title = {{Overview of Campo, a new attack campaign targeting Japan}}, date = {2021-05-10}, organization = {Mal-Eats}, url = {https://mal-eats.net/2021/05/10/campo_new_attack_campaign_targeting_japan/}, language = {English}, urldate = {2021-05-13} } Overview of Campo, a new attack campaign targeting Japan
AnchorDNS BazarBackdoor Cobalt Strike ISFB Phobos TrickBot Zloader
2021-04-27CrowdStrikeJosh Dalman, Kamil Janton, Eben Kaplan
@online{dalman:20210427:ransomware:8242ac5, author = {Josh Dalman and Kamil Janton and Eben Kaplan}, title = {{Ransomware Preparedness: A Call to Action}}, date = {2021-04-27}, organization = {CrowdStrike}, url = {https://www.crowdstrike.com/blog/ransomware-preparedness-a-call-to-action/}, language = {English}, urldate = {2021-05-31} } Ransomware Preparedness: A Call to Action
Dharma GlobeImposter Maze Phobos CIRCUS SPIDER TRAVELING SPIDER
2021-04-26CoveWareCoveWare
@online{coveware:20210426:ransomware:12586d5, author = {CoveWare}, title = {{Ransomware Attack Vectors Shift as New Software Vulnerability Exploits Abound}}, date = {2021-04-26}, organization = {CoveWare}, url = {https://www.coveware.com/blog/ransomware-attack-vectors-shift-as-new-software-vulnerability-exploits-abound}, language = {English}, urldate = {2021-05-13} } Ransomware Attack Vectors Shift as New Software Vulnerability Exploits Abound
Avaddon Clop Conti DarkSide Egregor LockBit Mailto Phobos REvil Ryuk SunCrypt
2021-04-12PTSecurityPTSecurity
@online{ptsecurity:20210412:paas:1d06836, author = {PTSecurity}, title = {{PaaS, or how hackers evade antivirus software}}, date = {2021-04-12}, organization = {PTSecurity}, url = {https://www.ptsecurity.com/ww-en/analytics/pt-esc-threat-intelligence/paas-or-how-hackers-evade-antivirus-software/}, language = {English}, urldate = {2021-04-12} } PaaS, or how hackers evade antivirus software
Amadey Bunitu Cerber Dridex ISFB KPOT Stealer Mailto Nemty Phobos Pony Predator The Thief QakBot Raccoon RTM SmokeLoader Zloader
2021-04-02MorphisecMichael Gorelik
@online{gorelik:20210402:fair:6f62577, author = {Michael Gorelik}, title = {{The “Fair” Upgrade Variant of Phobos Ransomware}}, date = {2021-04-02}, organization = {Morphisec}, url = {https://blog.morphisec.com/the-fair-upgrade-variant-of-phobos-ransomware}, language = {English}, urldate = {2021-04-06} } The “Fair” Upgrade Variant of Phobos Ransomware
Phobos
2021-03-17Palo Alto Networks Unit 42Unit42
@techreport{unit42:20210317:ransomware:504cc32, author = {Unit42}, title = {{Ransomware Threat Report 2021}}, date = {2021-03-17}, institution = {Palo Alto Networks Unit 42}, url = {https://www.paloaltonetworks.com/content/dam/pan/en_US/assets/pdf/reports/Unit_42/unit42-ransomware-threat-report-2021.pdf}, language = {English}, urldate = {2021-03-19} } Ransomware Threat Report 2021
RansomEXX Dharma DoppelPaymer Gandcrab Mailto Maze Phobos RansomEXX REvil Ryuk WastedLocker
2020-10-13FortinetXiaopeng Zhang
@online{zhang:20201013:deep:e95d109, author = {Xiaopeng Zhang}, title = {{Deep Analysis – The EKING Variant of Phobos Ransomware}}, date = {2020-10-13}, organization = {Fortinet}, url = {https://www.fortinet.com/blog/threat-research/deep-analysis-the-eking-variant-of-phobos-ransomware}, language = {English}, urldate = {2020-10-20} } Deep Analysis – The EKING Variant of Phobos Ransomware
Phobos
2020-07-29ESET Researchwelivesecurity
@techreport{welivesecurity:20200729:threat:496355c, author = {welivesecurity}, title = {{THREAT REPORT Q2 2020}}, date = {2020-07-29}, institution = {ESET Research}, url = {https://www.welivesecurity.com/wp-content/uploads/2020/07/ESET_Threat_Report_Q22020.pdf}, language = {English}, urldate = {2020-07-30} } THREAT REPORT Q2 2020
DEFENSOR ID HiddenAd Bundlore Pirrit Agent.BTZ Cerber ClipBanker CROSSWALK Cryptowall CTB Locker DanaBot Dharma Formbook Gandcrab Grandoreiro Houdini ISFB LockBit Locky Mailto Maze Microcin Nemty NjRAT Phobos PlugX Pony REvil Socelars STOP Tinba TrickBot WannaCryptor
2020-04-24Advanced IntelligenceBridgit Sullivan
@online{sullivan:20200424:inside:ee63bb1, author = {Bridgit Sullivan}, title = {{Inside "Phobos" Ransomware: "Dharma" Past & Underground}}, date = {2020-04-24}, organization = {Advanced Intelligence}, url = {https://www.advanced-intel.com/post/inside-phobos-ransomware-dharma-past-underground}, language = {English}, urldate = {2020-07-30} } Inside "Phobos" Ransomware: "Dharma" Past & Underground
Dharma Phobos
2020-03-04CrowdStrikeCrowdStrike
@techreport{crowdstrike:20200304:2020:818c85f, author = {CrowdStrike}, title = {{2020 CrowdStrike Global Threat Report}}, date = {2020-03-04}, institution = {CrowdStrike}, url = {https://go.crowdstrike.com/rs/281-OBQ-266/images/Report2020CrowdStrikeGlobalThreatReport.pdf}, language = {English}, urldate = {2020-07-24} } 2020 CrowdStrike Global Threat Report
MESSAGETAP More_eggs 8.t Dropper Anchor BabyShark BadNews Clop Cobalt Strike CobInt Cobra Carbon System Cutwail DanaBot Dharma DoppelDridex DoppelPaymer Dridex Emotet FlawedAmmyy FriedEx Gandcrab Get2 IcedID ISFB KerrDown LightNeuron LockerGoga Maze MECHANICAL Necurs Nokki Outlook Backdoor Phobos Predator The Thief QakBot REvil RobinHood Ryuk SDBbot Skipper SmokeLoader TerraRecon TerraStealer TerraTV TinyLoader TrickBot Vidar Winnti ANTHROPOID SPIDER APT31 APT39 BlackTech BuhTrap Charming Kitten CLOCKWORK SPIDER DOPPEL SPIDER FIN7 Gamaredon Group Leviathan MONTY SPIDER Mustang Panda NARWHAL SPIDER NOCTURNAL SPIDER PINCHY SPIDER Pirate Panda SALTY SPIDER SCULLY SPIDER SMOKY SPIDER Thrip VENOM SPIDER VICEROY TIGER
2020-02-25RSA ConferenceJoel DeCapua
@online{decapua:20200225:feds:423f929, author = {Joel DeCapua}, title = {{Feds Fighting Ransomware: How the FBI Investigates and How You Can Help}}, date = {2020-02-25}, organization = {RSA Conference}, url = {https://www.youtube.com/watch?v=LUxOcpIRxmg}, language = {English}, urldate = {2020-03-04} } Feds Fighting Ransomware: How the FBI Investigates and How You Can Help
FastCash Cerber Defray Dharma FriedEx Gandcrab GlobeImposter Mamba Phobos Rapid Ransom REvil Ryuk SamSam Zeus
2020-01-17SecureworksTamada Kiyotaka, Keita Yamazaki, You Nakatsuru
@techreport{kiyotaka:20200117:is:969ff38, author = {Tamada Kiyotaka and Keita Yamazaki and You Nakatsuru}, title = {{Is It Wrong to Try to Find APT Techniques in Ransomware Attack?}}, date = {2020-01-17}, institution = {Secureworks}, url = {https://jsac.jpcert.or.jp/archive/2020/pdf/JSAC2020_1_tamada-yamazaki-nakatsuru_en.pdf}, language = {English}, urldate = {2020-04-06} } Is It Wrong to Try to Find APT Techniques in Ransomware Attack?
Defray Dharma FriedEx Gandcrab GlobeImposter Matrix Ransom MedusaLocker Phobos REvil Ryuk SamSam Scarab Ransomware
2020-01-10MalwarebytesJovi Umawing
@online{umawing:20200110:threat:9e615e1, author = {Jovi Umawing}, title = {{Threat spotlight: Phobos ransomware lives up to its name}}, date = {2020-01-10}, organization = {Malwarebytes}, url = {https://blog.malwarebytes.com/threat-spotlight/2020/01/threat-spotlight-phobos-ransomware-lives-up-to-its-name/}, language = {English}, urldate = {2020-01-22} } Threat spotlight: Phobos ransomware lives up to its name
Phobos
2020BlackberryBlackberry Research
@techreport{research:2020:state:e5941af, author = {Blackberry Research}, title = {{State of Ransomware}}, date = {2020}, institution = {Blackberry}, url = {https://www.blackberry.com/content/dam/blackberry-com/asset/enterprise/pdf/wp-spark-state-of-ransomware.pdf}, language = {English}, urldate = {2021-01-01} } State of Ransomware
Maze MedusaLocker Nefilim Phobos REvil Ryuk STOP
2019-07-24Malwarebyteshasherezade
@online{hasherezade:20190724:deep:c7d1aed, author = {hasherezade}, title = {{A deep dive into Phobos ransomware}}, date = {2019-07-24}, organization = {Malwarebytes}, url = {https://blog.malwarebytes.com/threat-analysis/2019/07/a-deep-dive-into-phobos-ransomware/}, language = {English}, urldate = {2020-01-13} } A deep dive into Phobos ransomware
Phobos
2019-01-29CodeWareCoveWare
@online{coveware:20190129:phobos:8423f74, author = {CoveWare}, title = {{Phobos Ransomware, A Combo of CrySiS and Dharma}}, date = {2019-01-29}, organization = {CodeWare}, url = {https://www.coveware.com/blog/phobos-ransomware-distributed-dharma-crew}, language = {English}, urldate = {2020-01-08} } Phobos Ransomware, A Combo of CrySiS and Dharma
Phobos
Yara Rules
[TLP:WHITE] win_phobos_auto (20220411 | Detects win.phobos.)
rule win_phobos_auto {

    meta:
        author = "Felix Bilstein - yara-signator at cocacoding dot com"
        date = "2022-04-08"
        version = "1"
        description = "Detects win.phobos."
        info = "autogenerated rule brought to you by yara-signator"
        tool = "yara-signator v0.6.0"
        signator_config = "callsandjumps;datarefs;binvalue"
        malpedia_reference = "https://malpedia.caad.fkie.fraunhofer.de/details/win.phobos"
        malpedia_rule_date = "20220405"
        malpedia_hash = "ecd38294bd47d5589be5cd5490dc8bb4804afc2a"
        malpedia_version = "20220411"
        malpedia_license = "CC BY-SA 4.0"
        malpedia_sharing = "TLP:WHITE"

    /* DISCLAIMER
     * The strings used in this rule have been automatically selected from the
     * disassembly of memory dumps and unpacked files, using YARA-Signator.
     * The code and documentation is published here:
     * https://github.com/fxb-cocacoding/yara-signator
     * As Malpedia is used as data source, please note that for a given
     * number of families, only single samples are documented.
     * This likely impacts the degree of generalization these rules will offer.
     * Take the described generation method also into consideration when you
     * apply the rules in your use cases and assign them confidence levels.
     */


    strings:
        $sequence_0 = { 6aff ff7704 ff15???????? ff742418 ffd6 ff742410 e8???????? }
            // n = 7, score = 100
            //   6aff                 | push                -1
            //   ff7704               | push                dword ptr [edi + 4]
            //   ff15????????         |                     
            //   ff742418             | push                dword ptr [esp + 0x18]
            //   ffd6                 | call                esi
            //   ff742410             | push                dword ptr [esp + 0x10]
            //   e8????????           |                     

        $sequence_1 = { 8b0e 2bd0 52 8bd0 2bc1 2b4614 2bd1 }
            // n = 7, score = 100
            //   8b0e                 | mov                 ecx, dword ptr [esi]
            //   2bd0                 | sub                 edx, eax
            //   52                   | push                edx
            //   8bd0                 | mov                 edx, eax
            //   2bc1                 | sub                 eax, ecx
            //   2b4614               | sub                 eax, dword ptr [esi + 0x14]
            //   2bd1                 | sub                 edx, ecx

        $sequence_2 = { 85c0 7405 83c002 5d c3 8b4508 5d }
            // n = 7, score = 100
            //   85c0                 | test                eax, eax
            //   7405                 | je                  7
            //   83c002               | add                 eax, 2
            //   5d                   | pop                 ebp
            //   c3                   | ret                 
            //   8b4508               | mov                 eax, dword ptr [ebp + 8]
            //   5d                   | pop                 ebp

        $sequence_3 = { 8b7df8 eb1b 0fb707 6685c0 7418 e8???????? 663bd0 }
            // n = 7, score = 100
            //   8b7df8               | mov                 edi, dword ptr [ebp - 8]
            //   eb1b                 | jmp                 0x1d
            //   0fb707               | movzx               eax, word ptr [edi]
            //   6685c0               | test                ax, ax
            //   7418                 | je                  0x1a
            //   e8????????           |                     
            //   663bd0               | cmp                 dx, ax

        $sequence_4 = { 8d4701 99 2bc2 d1f8 8bd9 e8???????? 8bf0 }
            // n = 7, score = 100
            //   8d4701               | lea                 eax, dword ptr [edi + 1]
            //   99                   | cdq                 
            //   2bc2                 | sub                 eax, edx
            //   d1f8                 | sar                 eax, 1
            //   8bd9                 | mov                 ebx, ecx
            //   e8????????           |                     
            //   8bf0                 | mov                 esi, eax

        $sequence_5 = { 743f 8d855cfdffff 8d8d4cfbffff e8???????? 85c0 8b45e8 7409 }
            // n = 7, score = 100
            //   743f                 | je                  0x41
            //   8d855cfdffff         | lea                 eax, dword ptr [ebp - 0x2a4]
            //   8d8d4cfbffff         | lea                 ecx, dword ptr [ebp - 0x4b4]
            //   e8????????           |                     
            //   85c0                 | test                eax, eax
            //   8b45e8               | mov                 eax, dword ptr [ebp - 0x18]
            //   7409                 | je                  0xb

        $sequence_6 = { 74ee 8b36 53 ff15???????? 5f 8bc6 5e }
            // n = 7, score = 100
            //   74ee                 | je                  0xfffffff0
            //   8b36                 | mov                 esi, dword ptr [esi]
            //   53                   | push                ebx
            //   ff15????????         |                     
            //   5f                   | pop                 edi
            //   8bc6                 | mov                 eax, esi
            //   5e                   | pop                 esi

        $sequence_7 = { eb37 33ff eb33 8b06 }
            // n = 4, score = 100
            //   eb37                 | jmp                 0x39
            //   33ff                 | xor                 edi, edi
            //   eb33                 | jmp                 0x35
            //   8b06                 | mov                 eax, dword ptr [esi]

        $sequence_8 = { 8bf0 8d45f4 8945e8 8b450c 8d5df4 c745e464934000 897dec }
            // n = 7, score = 100
            //   8bf0                 | mov                 esi, eax
            //   8d45f4               | lea                 eax, dword ptr [ebp - 0xc]
            //   8945e8               | mov                 dword ptr [ebp - 0x18], eax
            //   8b450c               | mov                 eax, dword ptr [ebp + 0xc]
            //   8d5df4               | lea                 ebx, dword ptr [ebp - 0xc]
            //   c745e464934000       | mov                 dword ptr [ebp - 0x1c], 0x409364
            //   897dec               | mov                 dword ptr [ebp - 0x14], edi

        $sequence_9 = { 7409 c7450c0a000000 eb36 8a06 3c78 740d 3c58 }
            // n = 7, score = 100
            //   7409                 | je                  0xb
            //   c7450c0a000000       | mov                 dword ptr [ebp + 0xc], 0xa
            //   eb36                 | jmp                 0x38
            //   8a06                 | mov                 al, byte ptr [esi]
            //   3c78                 | cmp                 al, 0x78
            //   740d                 | je                  0xf
            //   3c58                 | cmp                 al, 0x58

    condition:
        7 of them and filesize < 139264
}
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