SYMBOLCOMMON_NAMEaka. SYNONYMS
win.mount_locker (Back to overview)

Mount Locker


There is no description at this point.

References
2022-05-19IBMCharlotte Hammond, Ole Villadsen, Golo Mühr
@online{hammond:20220519:itg23:eab10e2, author = {Charlotte Hammond and Ole Villadsen and Golo Mühr}, title = {{ITG23 Crypters Highlight Cooperation Between Cybercriminal Groups}}, date = {2022-05-19}, organization = {IBM}, url = {https://securityintelligence.com/posts/itg23-crypters-cooperation-between-cybercriminal-groups/}, language = {English}, urldate = {2022-05-25} } ITG23 Crypters Highlight Cooperation Between Cybercriminal Groups
IcedID ISFB Mount Locker
2022-05-09CybereasonLior Rochberger
@online{rochberger:20220509:cybereason:9178f63, author = {Lior Rochberger}, title = {{Cybereason vs. Quantum Locker Ransomware}}, date = {2022-05-09}, organization = {Cybereason}, url = {https://www.cybereason.com/blog/cybereason-vs.-quantum-locker-ransomware}, language = {English}, urldate = {2022-05-11} } Cybereason vs. Quantum Locker Ransomware
IcedID Mount Locker
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
2021-10-18The DFIR ReportThe DFIR Report
@online{report:20211018:icedid:0b574b0, author = {The DFIR Report}, title = {{IcedID to XingLocker Ransomware in 24 hours}}, date = {2021-10-18}, organization = {The DFIR Report}, url = {https://thedfirreport.com/2021/10/18/icedid-to-xinglocker-ransomware-in-24-hours/}, language = {English}, urldate = {2021-10-22} } IcedID to XingLocker Ransomware in 24 hours
Cobalt Strike IcedID Mount Locker
2021-10-15Trend MicroFernando Mercês
@online{mercs:20211015:ransomware:c944933, author = {Fernando Mercês}, title = {{Ransomware Operators Found Using New "Franchise" Business Model}}, date = {2021-10-15}, organization = {Trend Micro}, url = {https://www.trendmicro.com/en_us/research/21/j/ransomware-operators-found-using-new-franchise-business-model.html}, language = {English}, urldate = {2021-10-24} } Ransomware Operators Found Using New "Franchise" Business Model
Glupteba IcedID Mount Locker
2021-08-04CrowdStrikeFalcon OverWatch Team, CrowdStrike Intelligence Team, CrowdStrike IR
@online{team:20210804:prophet:e6e6a99, author = {Falcon OverWatch Team and CrowdStrike Intelligence Team and CrowdStrike IR}, title = {{PROPHET SPIDER Exploits Oracle WebLogic to Facilitate Ransomware Activity}}, date = {2021-08-04}, organization = {CrowdStrike}, url = {https://www.crowdstrike.com/blog/prophet-spider-exploits-oracle-weblogic-to-facilitate-ransomware-activity/}, language = {English}, urldate = {2021-09-02} } PROPHET SPIDER Exploits Oracle WebLogic to Facilitate Ransomware Activity
Cobalt Strike Egregor Mount Locker
2021-08-04kienmanowar Blogm4n0w4r, Tran Trung Kien
@online{m4n0w4r:20210804:quicknote:791df11, author = {m4n0w4r and Tran Trung Kien}, title = {{[QuickNote] MountLocker – Some pseudo-code snippets}}, date = {2021-08-04}, organization = {kienmanowar Blog}, url = {https://kienmanowar.wordpress.com/2021/08/04/quicknote-mountlocker-some-pseudo-code-snippets/}, language = {English}, urldate = {2021-09-09} } [QuickNote] MountLocker – Some pseudo-code snippets
Mount Locker
2021-07-14Intel 471Intel 471
@online{471:20210714:how:0cf4b03, author = {Intel 471}, title = {{How cybercriminals create turbulence for the transportation industry}}, date = {2021-07-14}, organization = {Intel 471}, url = {https://intel471.com/blog/how-cybercriminals-create-turbulence-for-the-transportation-industry}, language = {English}, urldate = {2021-07-29} } How cybercriminals create turbulence for the transportation industry
Mount Locker Nefilim
2021-06-23SymantecThreat Hunter Team
@online{team:20210623:ransomware:d88988e, author = {Threat Hunter Team}, title = {{Ransomware: Growing Number of Attackers Using Virtual Machines}}, date = {2021-06-23}, organization = {Symantec}, url = {https://symantec-enterprise-blogs.security.com/blogs/threat-intelligence/ransomware-virtual-machines}, language = {English}, urldate = {2021-06-25} } Ransomware: Growing Number of Attackers Using Virtual Machines
Mount Locker
2021-05-23Chuongdong blogChuong Dong
@online{dong:20210523:mountlocker:4b3d011, author = {Chuong Dong}, title = {{MountLocker Ransomware}}, date = {2021-05-23}, organization = {Chuongdong blog}, url = {https://chuongdong.com/reverse%20engineering/2021/05/23/MountLockerRansomware/}, language = {English}, urldate = {2021-06-16} } MountLocker Ransomware
Mount Locker
2021-05-18Github (Finch4)Finch
@online{finch:20210518:analysis:434b2ec, author = {Finch}, title = {{Analysis of MountLocker}}, date = {2021-05-18}, organization = {Github (Finch4)}, url = {https://github.com/Finch4/Malware-Analysis-Reports/tree/main/MountLocker}, language = {English}, urldate = {2021-05-26} } Analysis of MountLocker
Mount Locker
2021-05-10DarkTracerDarkTracer
@online{darktracer:20210510:intelligence:b9d1c3f, author = {DarkTracer}, title = {{Intelligence Report on Ransomware Gangs on the DarkWeb: List of victim organizations attacked by ransomware gangs released on the DarkWeb}}, date = {2021-05-10}, organization = {DarkTracer}, url = {https://docs.google.com/spreadsheets/d/1MI8Z2tBhmqQ5X8Wf_ozv3dVjz5sJOs-3}, language = {English}, urldate = {2021-05-13} } Intelligence Report on Ransomware Gangs on the DarkWeb: List of victim organizations attacked by ransomware gangs released on the DarkWeb
RansomEXX Avaddon Babuk Clop Conti Cuba DarkSide DoppelPaymer Egregor Hades LockBit Mailto Maze MedusaLocker Mespinoza Mount Locker Nefilim Nemty Pay2Key PwndLocker RagnarLocker Ragnarok RansomEXX REvil Sekhmet SunCrypt ThunderX
2021-04-23GuidePoint SecurityDrew Schmitt
@online{schmitt:20210423:mount:ccc9271, author = {Drew Schmitt}, title = {{Mount Locker Ransomware Steps up Counter-IR Capabilities, Hindering Efforts for Detection, Response and Investigation}}, date = {2021-04-23}, organization = {GuidePoint Security}, url = {https://www.guidepointsecurity.com/mount-locker-ransomware-steps-up-counter-ir-capabilities/}, language = {English}, urldate = {2021-04-28} } Mount Locker Ransomware Steps up Counter-IR Capabilities, Hindering Efforts for Detection, Response and Investigation
Mount Locker
2021-03-31SophosMichael Heller
@online{heller:20210331:sophos:43ef878, author = {Michael Heller}, title = {{Sophos MTR in Real Time: What is Astro Locker Team?}}, date = {2021-03-31}, organization = {Sophos}, url = {https://news.sophos.com/en-us/2021/03/31/sophos-mtr-in-real-time-what-is-astro-locker-team/}, language = {English}, urldate = {2021-04-06} } Sophos MTR in Real Time: What is Astro Locker Team?
Mount Locker
2021-02-23CrowdStrikeCrowdStrike
@techreport{crowdstrike:20210223:2021:bf5bc4f, author = {CrowdStrike}, title = {{2021 Global Threat Report}}, date = {2021-02-23}, institution = {CrowdStrike}, url = {https://go.crowdstrike.com/rs/281-OBQ-266/images/Report2021GTR.pdf}, language = {English}, urldate = {2021-02-25} } 2021 Global Threat Report
RansomEXX Amadey Anchor Avaddon BazarBackdoor Clop Cobalt Strike Conti Cutwail DanaBot DarkSide DoppelPaymer Dridex Egregor Emotet Hakbit IcedID JSOutProx KerrDown LockBit Mailto Maze MedusaLocker Mespinoza Mount Locker NedDnLoader Nemty Pay2Key PlugX Pushdo PwndLocker PyXie QakBot Quasar RAT RagnarLocker Ragnarok RansomEXX REvil Ryuk Sekhmet ShadowPad SmokeLoader Snake SUNBURST SunCrypt TEARDROP TrickBot WastedLocker Winnti Zloader KNOCKOUT SPIDER OUTLAW SPIDER RIDDLE SPIDER SOLAR SPIDER VIKING SPIDER
2020-12-23Dissecting MalwareMarius Genheimer
@online{genheimer:20201223:between:e482082, author = {Marius Genheimer}, title = {{Between a rock and a hard place - Exploring Mount Locker Ransomware}}, date = {2020-12-23}, organization = {Dissecting Malware}, url = {https://dissectingmalwa.re/between-a-rock-and-a-hard-place-exploring-mount-locker-ransomware.html}, language = {English}, urldate = {2021-01-21} } Between a rock and a hard place - Exploring Mount Locker Ransomware
Mount Locker
2020-12-11BlackberryBlackBerry Research and Intelligence team
@online{team:20201211:mountlocker:9c495cb, author = {BlackBerry Research and Intelligence team}, title = {{MountLocker Ransomware-as-a-Service Offers Double Extortion Capabilities to Affiliates}}, date = {2020-12-11}, organization = {Blackberry}, url = {https://blogs.blackberry.com/en/2020/12/mountlocker-ransomware-as-a-service-offers-double-extortion-capabilities-to-affiliates}, language = {English}, urldate = {2020-12-14} } MountLocker Ransomware-as-a-Service Offers Double Extortion Capabilities to Affiliates
Cobalt Strike Mount Locker
2020-11-19Bleeping ComputerLawrence Abrams
@online{abrams:20201119:mount:0294998, author = {Lawrence Abrams}, title = {{Mount Locker ransomware now targets your TurboTax tax returns}}, date = {2020-11-19}, organization = {Bleeping Computer}, url = {https://www.bleepingcomputer.com/news/security/mount-locker-ransomware-now-targets-your-turbotax-tax-returns/}, language = {English}, urldate = {2020-11-23} } Mount Locker ransomware now targets your TurboTax tax returns
Mount Locker
2020-11-13Bleeping ComputerSergiu Gatlan
@online{gatlan:20201113:biotech:cbe6093, author = {Sergiu Gatlan}, title = {{Biotech research firm Miltenyi Biotec hit by ransomware, data leaked}}, date = {2020-11-13}, organization = {Bleeping Computer}, url = {https://www.bleepingcomputer.com/news/security/biotech-research-firm-miltenyi-biotec-hit-by-ransomware-data-leaked/}, language = {English}, urldate = {2020-11-19} } Biotech research firm Miltenyi Biotec hit by ransomware, data leaked
Mount Locker
2020-09-24Bleeping ComputerLawrence Abrams
@online{abrams:20200924:mount:0456f2a, author = {Lawrence Abrams}, title = {{Mount Locker ransomware joins the multi-million dollar ransom game}}, date = {2020-09-24}, organization = {Bleeping Computer}, url = {https://www.bleepingcomputer.com/news/security/mount-locker-ransomware-joins-the-multi-million-dollar-ransom-game/}, language = {English}, urldate = {2020-10-02} } Mount Locker ransomware joins the multi-million dollar ransom game
Mount Locker
Yara Rules
[TLP:WHITE] win_mount_locker_auto (20220411 | Detects win.mount_locker.)
rule win_mount_locker_auto {

    meta:
        author = "Felix Bilstein - yara-signator at cocacoding dot com"
        date = "2022-04-08"
        version = "1"
        description = "Detects win.mount_locker."
        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.mount_locker"
        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 = { 488bc8 ff15???????? 85c0 7456 }
            // n = 4, score = 300
            //   488bc8               | dec                 eax
            //   ff15????????         |                     
            //   85c0                 | lea                 edx, dword ptr [0x6657]
            //   7456                 | mov                 ecx, 3

        $sequence_1 = { 488d45c0 4533c9 4889442448 488d95f0010000 488d442450 4533c0 }
            // n = 6, score = 300
            //   488d45c0             | lea                 edx, dword ptr [0x6405]
            //   4533c9               | inc                 ecx
            //   4889442448           | mov                 ecx, edi
            //   488d95f0010000       | dec                 eax
            //   488d442450           | lea                 edx, dword ptr [0x368a]
            //   4533c0               | inc                 esp

        $sequence_2 = { 498be3 5d c3 bb68000000 488d4c2450 448bc3 33d2 }
            // n = 7, score = 300
            //   498be3               | dec                 eax
            //   5d                   | lea                 eax, dword ptr [ebp - 0x40]
            //   c3                   | dec                 esp
            //   bb68000000           | mov                 dword ptr [esp + 0x38], esi
            //   488d4c2450           | dec                 esp
            //   448bc3               | lea                 eax, dword ptr [0x5f3d]
            //   33d2                 | dec                 eax

        $sequence_3 = { 4889442420 ff15???????? 488b4d6f 8bd8 ff15???????? 488b4d77 33d2 }
            // n = 7, score = 300
            //   4889442420           | mov                 edx, 0xc0000000
            //   ff15????????         |                     
            //   488b4d6f             | mov                 dword ptr [esp + 0x20], 2
            //   8bd8                 | dec                 eax
            //   ff15????????         |                     
            //   488b4d77             | mov                 ecx, ebx
            //   33d2                 | dec                 eax

        $sequence_4 = { 751e 488b0d???????? 488d542420 ff15???????? 8b442424 8905???????? eb0d }
            // n = 7, score = 300
            //   751e                 | dec                 eax
            //   488b0d????????       |                     
            //   488d542420           | sub                 esp, 0x130
            //   ff15????????         |                     
            //   8b442424             | dec                 eax
            //   8905????????         |                     
            //   eb0d                 | mov                 esi, ecx

        $sequence_5 = { 4533c9 488b4c2458 33d2 c744243001000000 c744243c02000000 }
            // n = 5, score = 300
            //   4533c9               | mov                 ebx, eax
            //   488b4c2458           | xorps               xmm0, xmm0
            //   33d2                 | dec                 eax
            //   c744243001000000     | mov                 eax, 0x1a9fbe77
            //   c744243c02000000     | das                 

        $sequence_6 = { 33d2 4889442420 ff15???????? 488b4d6f 8bd8 }
            // n = 5, score = 300
            //   33d2                 | lea                 ecx, dword ptr [esp + 0x50]
            //   4889442420           | inc                 esp
            //   ff15????????         |                     
            //   488b4d6f             | mov                 eax, ebx
            //   8bd8                 | xor                 edx, edx

        $sequence_7 = { 488d542420 ff15???????? 8b442424 8905???????? eb0d }
            // n = 5, score = 300
            //   488d542420           | jne                 0x11ed
            //   ff15????????         |                     
            //   8b442424             | dec                 eax
            //   8905????????         |                     
            //   eb0d                 | test                edi, edi

        $sequence_8 = { 33d2 4889442420 ff15???????? 488b4d6f 8bd8 ff15???????? 488b4d77 }
            // n = 7, score = 300
            //   33d2                 | inc                 ecx
            //   4889442420           | mov                 eax, dword ptr [esp + 0x18]
            //   ff15????????         |                     
            //   488b4d6f             | dec                 eax
            //   8bd8                 | lea                 esi, dword ptr [ebx + 0x238]
            //   ff15????????         |                     
            //   488b4d77             | dec                 eax

        $sequence_9 = { 743b 488b4d6f 488d4567 c744243000010000 4533c9 }
            // n = 5, score = 300
            //   743b                 | dec                 eax
            //   488b4d6f             | mov                 dword ptr [ebx], eax
            //   488d4567             | dec                 eax
            //   c744243000010000     | test                edx, edx
            //   4533c9               | je                  0x14ab

    condition:
        7 of them and filesize < 225280
}
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