SYMBOLCOMMON_NAMEaka. SYNONYMS
win.doppeldridex (Back to overview)

DoppelDridex

Actor(s): DOPPEL SPIDER


DoppelDridex is a fork of Indrik Spider's Dridex malware. DoppelDridex has been run as a parallel operation to Dridex with a different malware versioning system, different RSA key, and with different infrastructure.

References
2022-04-20CISACISA, NSA, FBI, Australian Cyber Security Centre (ACSC), Canadian Centre for Cyber Security (CCCS), Government Communications Security Bureau, NCSC UK, National Crime Agency (NCA)
@techreport{cisa:20220420:aa22110a:4fde5d6, author = {CISA and NSA and FBI and Australian Cyber Security Centre (ACSC) and Canadian Centre for Cyber Security (CCCS) and Government Communications Security Bureau and NCSC UK and National Crime Agency (NCA)}, title = {{AA22-110A Joint CSA: Russian State-Sponsored and Criminal Cyber Threats to Critical Infrastructure}}, date = {2022-04-20}, institution = {CISA}, url = {https://www.cisa.gov/uscert/sites/default/files/publications/AA22-110A_Joint_CSA_Russian_State-Sponsored_and_Criminal_Cyber_Threats_to_Critical_Infrastructure_4_20_22_Final.pdf}, language = {English}, urldate = {2022-04-25} } AA22-110A Joint CSA: Russian State-Sponsored and Criminal Cyber Threats to Critical Infrastructure
VPNFilter BlackEnergy DanaBot DoppelDridex Emotet EternalPetya GoldMax Industroyer Sality SmokeLoader TrickBot Triton Zloader
2022-04-20CISACISA
@online{cisa:20220420:alert:529e28c, author = {CISA}, title = {{Alert (AA22-110A): Russian State-Sponsored and Criminal Cyber Threats to Critical Infrastructure}}, date = {2022-04-20}, organization = {CISA}, url = {https://www.cisa.gov/uscert/ncas/alerts/aa22-110a}, language = {English}, urldate = {2022-04-25} } Alert (AA22-110A): Russian State-Sponsored and Criminal Cyber Threats to Critical Infrastructure
VPNFilter BlackEnergy DanaBot DoppelDridex Emotet EternalPetya GoldMax Industroyer Sality SmokeLoader TrickBot Triton Zloader Killnet
2021-12-20Bleeping ComputerLawrence Abrams
@online{abrams:20211220:log4j:1a80230, author = {Lawrence Abrams}, title = {{Log4j vulnerability now used to install Dridex banking malware}}, date = {2021-12-20}, organization = {Bleeping Computer}, url = {https://www.bleepingcomputer.com/news/security/log4j-vulnerability-now-used-to-install-dridex-banking-malware/}, language = {English}, urldate = {2021-12-21} } Log4j vulnerability now used to install Dridex banking malware
DoppelDridex Meterpreter
2021-12-20InQuestNick Chalard
@online{chalard:20211220:dont:0aad3db, author = {Nick Chalard}, title = {{(Don't) Bring Dridex Home for the Holidays}}, date = {2021-12-20}, organization = {InQuest}, url = {https://inquest.net/blog/2021/12/20/dont-bring-dridex-home-holidays}, language = {English}, urldate = {2021-12-22} } (Don't) Bring Dridex Home for the Holidays
DoppelDridex Dridex
2021-11-21Cyber-AnubisNidal Fikri
@online{fikri:20211121:dridex:b9218fa, author = {Nidal Fikri}, title = {{Dridex Trojan | Defeating Anti-Analysis | Strings Decryption | C&C Extraction}}, date = {2021-11-21}, organization = {Cyber-Anubis}, url = {https://cyber-anubis.github.io/malware%20analysis/dridex/}, language = {English}, urldate = {2021-12-01} } Dridex Trojan | Defeating Anti-Analysis | Strings Decryption | C&C Extraction
DoppelDridex Dridex
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
2021-11-03Team Cymrutcblogposts
@online{tcblogposts:20211103:webinject:f4d41bb, author = {tcblogposts}, title = {{Webinject Panel Administration: A Vantage Point into Multiple Threat Actor Campaigns - A Case Study on the Value of Threat Reconnaisance}}, date = {2021-11-03}, organization = {Team Cymru}, url = {https://team-cymru.com/blog/2021/11/03/webinject-panel-administration-a-vantage-point-into-multiple-threat-actor-campaigns/}, language = {English}, urldate = {2021-11-08} } Webinject Panel Administration: A Vantage Point into Multiple Threat Actor Campaigns - A Case Study on the Value of Threat Reconnaisance
DoppelDridex IcedID QakBot Zloader
2021-10-28Twitter (@BrettCallow)Brett Callow
@online{callow:20211028:suspected:ae61e43, author = {Brett Callow}, title = {{Tweet on suspected actor behind Payorgrief ransomware}}, date = {2021-10-28}, organization = {Twitter (@BrettCallow)}, url = {https://twitter.com/BrettCallow/status/1453557686830727177?s=20}, language = {English}, urldate = {2021-11-08} } Tweet on suspected actor behind Payorgrief ransomware
DoppelDridex DoppelPaymer
2021-10-28ProofpointAxel F, Selena Larson
@online{f:20211028:ta575:c1cfdd7, author = {Axel F and Selena Larson}, title = {{TA575 Uses ‘Squid Game’ Lures to Distribute Dridex malware}}, date = {2021-10-28}, organization = {Proofpoint}, url = {https://www.proofpoint.com/us/blog/threat-insight/ta575-uses-squid-game-lures-distribute-dridex-malware}, language = {English}, urldate = {2021-11-03} } TA575 Uses ‘Squid Game’ Lures to Distribute Dridex malware
DoppelDridex
2021-10-260ffset BlogChuong Dong
@online{dong:20211026:dridex:e054dc4, author = {Chuong Dong}, title = {{DRIDEX: Analysing API Obfuscation Through VEH}}, date = {2021-10-26}, organization = {0ffset Blog}, url = {https://www.0ffset.net/reverse-engineering/malware-analysis/dridex-veh-api-obfuscation/}, language = {English}, urldate = {2021-11-03} } DRIDEX: Analysing API Obfuscation Through VEH
DoppelDridex
2021-09-27Security Soup BlogRyan Campbell
@online{campbell:20210927:doppeldridex:daa5f69, author = {Ryan Campbell}, title = {{DoppelDridex Delivered via Slack and Discord}}, date = {2021-09-27}, organization = {Security Soup Blog}, url = {https://security-soup.net/doppeldridex-delivered-via-slack-and-discord/}, language = {English}, urldate = {2021-09-29} } DoppelDridex Delivered via Slack and Discord
DoppelDridex
2021-09-10FortinetXiaopeng Zhang
@online{zhang:20210910:new:25d8475, author = {Xiaopeng Zhang}, title = {{New Dridex Variant Being Spread By Crafted Excel Document}}, date = {2021-09-10}, organization = {Fortinet}, url = {https://www.fortinet.com/blog/threat-research/new-dridex-variant-being-spread-by-crafted-excel-document?&web_view=true}, language = {English}, urldate = {2021-09-12} } New Dridex Variant Being Spread By Crafted Excel Document
DoppelDridex
2021-08-05Red CanaryTony Lambert, Brian Donohue, Dan Cotton
@online{lambert:20210805:when:aeb7b10, author = {Tony Lambert and Brian Donohue and Dan Cotton}, title = {{When Dridex and Cobalt Strike give you Grief}}, date = {2021-08-05}, organization = {Red Canary}, url = {https://redcanary.com/blog/grief-ransomware/}, language = {English}, urldate = {2021-09-10} } When Dridex and Cobalt Strike give you Grief
Cobalt Strike DoppelDridex DoppelPaymer
2021-02-15Medium s2wlabSojun Ryu
@online{ryu:20210215:operation:b0712b0, author = {Sojun Ryu}, title = {{Operation SyncTrek}}, date = {2021-02-15}, organization = {Medium s2wlab}, url = {https://medium.com/s2wlab/operation-synctrek-e5013df8d167}, language = {English}, urldate = {2021-09-02} } Operation SyncTrek
AbaddonPOS Azorult Clop DoppelDridex DoppelPaymer Dridex PwndLocker
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 APT23 APT31 APT39 APT40 BlackTech BuhTrap Charming Kitten CLOCKWORK SPIDER DOPPEL SPIDER FIN7 Gamaredon Group GOBLIN PANDA MONTY SPIDER MUSTANG PANDA NARWHAL SPIDER NOCTURNAL SPIDER PINCHY SPIDER SALTY SPIDER SCULLY SPIDER SMOKY SPIDER Thrip VENOM SPIDER VICEROY TIGER
Yara Rules
[TLP:WHITE] win_doppeldridex_auto (20220808 | Detects win.doppeldridex.)
rule win_doppeldridex_auto {

    meta:
        author = "Felix Bilstein - yara-signator at cocacoding dot com"
        date = "2022-08-05"
        version = "1"
        description = "Detects win.doppeldridex."
        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.doppeldridex"
        malpedia_rule_date = "20220805"
        malpedia_hash = "6ec06c64bcfdbeda64eff021c766b4ce34542b71"
        malpedia_version = "20220808"
        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 = { 01500c 833920 751c 8bc1 }
            // n = 4, score = 1200
            //   01500c               | add                 dword ptr [eax + 0xc], edx
            //   833920               | cmp                 dword ptr [ecx], 0x20
            //   751c                 | jne                 0x1e
            //   8bc1                 | mov                 eax, ecx

        $sequence_1 = { 56 8bd9 8d2c24 85d2 }
            // n = 4, score = 1200
            //   56                   | push                esi
            //   8bd9                 | mov                 ebx, ecx
            //   8d2c24               | lea                 ebp, [esp]
            //   85d2                 | test                edx, edx

        $sequence_2 = { 010c28 8b4e04 42 8d41f8 d1e8 }
            // n = 5, score = 1200
            //   010c28               | add                 dword ptr [eax + ebp], ecx
            //   8b4e04               | mov                 ecx, dword ptr [esi + 4]
            //   42                   | inc                 edx
            //   8d41f8               | lea                 eax, [ecx - 8]
            //   d1e8                 | shr                 eax, 1

        $sequence_3 = { 0306 894218 47 3b7c2408 }
            // n = 4, score = 1200
            //   0306                 | add                 eax, dword ptr [esi]
            //   894218               | mov                 dword ptr [edx + 0x18], eax
            //   47                   | inc                 edi
            //   3b7c2408             | cmp                 edi, dword ptr [esp + 8]

        $sequence_4 = { 030c24 0fbe01 88442458 85c0 }
            // n = 4, score = 1200
            //   030c24               | add                 ecx, dword ptr [esp]
            //   0fbe01               | movsx               eax, byte ptr [ecx]
            //   88442458             | mov                 byte ptr [esp + 0x58], al
            //   85c0                 | test                eax, eax

        $sequence_5 = { 011483 40 3b06 7cf8 }
            // n = 4, score = 1200
            //   011483               | add                 dword ptr [ebx + eax*4], edx
            //   40                   | inc                 eax
            //   3b06                 | cmp                 eax, dword ptr [esi]
            //   7cf8                 | jl                  0xfffffffa

        $sequence_6 = { 017c240c 3b5c2408 0f822affffff ff74240c }
            // n = 4, score = 1200
            //   017c240c             | add                 dword ptr [esp + 0xc], edi
            //   3b5c2408             | cmp                 ebx, dword ptr [esp + 8]
            //   0f822affffff         | jb                  0xffffff30
            //   ff74240c             | push                dword ptr [esp + 0xc]

        $sequence_7 = { 01501c 015020 015024 01500c }
            // n = 4, score = 1200
            //   01501c               | add                 dword ptr [eax + 0x1c], edx
            //   015020               | add                 dword ptr [eax + 0x20], edx
            //   015024               | add                 dword ptr [eax + 0x24], edx
            //   01500c               | add                 dword ptr [eax + 0xc], edx

        $sequence_8 = { 6683fe00 89c2 8945e4 894de0 8955dc 7531 8b45dc }
            // n = 7, score = 100
            //   6683fe00             | cmp                 si, 0
            //   89c2                 | mov                 edx, eax
            //   8945e4               | mov                 dword ptr [ebp - 0x1c], eax
            //   894de0               | mov                 dword ptr [ebp - 0x20], ecx
            //   8955dc               | mov                 dword ptr [ebp - 0x24], edx
            //   7531                 | jne                 0x33
            //   8b45dc               | mov                 eax, dword ptr [ebp - 0x24]

        $sequence_9 = { b8de01d21d 2b45f8 8b4df0 01c1 81e1ffff0000 83c101 }
            // n = 6, score = 100
            //   b8de01d21d           | mov                 eax, 0x1dd201de
            //   2b45f8               | sub                 eax, dword ptr [ebp - 8]
            //   8b4df0               | mov                 ecx, dword ptr [ebp - 0x10]
            //   01c1                 | add                 ecx, eax
            //   81e1ffff0000         | and                 ecx, 0xffff
            //   83c101               | add                 ecx, 1

        $sequence_10 = { 81f19d94d30b 39c8 8945c8 74a9 }
            // n = 4, score = 100
            //   81f19d94d30b         | xor                 ecx, 0xbd3949d
            //   39c8                 | cmp                 eax, ecx
            //   8945c8               | mov                 dword ptr [ebp - 0x38], eax
            //   74a9                 | je                  0xffffffab

        $sequence_11 = { 8a45d6 a801 756d ebde 31c0 }
            // n = 5, score = 100
            //   8a45d6               | mov                 al, byte ptr [ebp - 0x2a]
            //   a801                 | test                al, 1
            //   756d                 | jne                 0x6f
            //   ebde                 | jmp                 0xffffffe0
            //   31c0                 | xor                 eax, eax

        $sequence_12 = { 81c1ffff0000 21c1 83c101 8b45a8 01c8 }
            // n = 5, score = 100
            //   81c1ffff0000         | add                 ecx, 0xffff
            //   21c1                 | and                 ecx, eax
            //   83c101               | add                 ecx, 1
            //   8b45a8               | mov                 eax, dword ptr [ebp - 0x58]
            //   01c8                 | add                 eax, ecx

        $sequence_13 = { 6681c66723 6639f2 89c7 8945ec 894de8 897de4 }
            // n = 6, score = 100
            //   6681c66723           | add                 si, 0x2367
            //   6639f2               | cmp                 dx, si
            //   89c7                 | mov                 edi, eax
            //   8945ec               | mov                 dword ptr [ebp - 0x14], eax
            //   894de8               | mov                 dword ptr [ebp - 0x18], ecx
            //   897de4               | mov                 dword ptr [ebp - 0x1c], edi

        $sequence_14 = { a801 8b4db4 894ddc 75a0 }
            // n = 4, score = 100
            //   a801                 | test                al, 1
            //   8b4db4               | mov                 ecx, dword ptr [ebp - 0x4c]
            //   894ddc               | mov                 dword ptr [ebp - 0x24], ecx
            //   75a0                 | jne                 0xffffffa2

        $sequence_15 = { 8b45d0 8b4dd4 0fb711 89d6 81e6ff0f0000 c1ea0c }
            // n = 6, score = 100
            //   8b45d0               | mov                 eax, dword ptr [ebp - 0x30]
            //   8b4dd4               | mov                 ecx, dword ptr [ebp - 0x2c]
            //   0fb711               | movzx               edx, word ptr [ecx]
            //   89d6                 | mov                 esi, edx
            //   81e6ff0f0000         | and                 esi, 0xfff
            //   c1ea0c               | shr                 edx, 0xc

    condition:
        7 of them and filesize < 360448
}
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