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Analysis

  • max time kernel
    149s
  • max time network
    156s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    26/10/2024, 11:51

General

  • Target

    2024-10-26_f12e2945773ae0c18f91290049709f5e_avoslocker_revil.exe

  • Size

    4.5MB

  • MD5

    f12e2945773ae0c18f91290049709f5e

  • SHA1

    d835e55adf3e466e4ef41dfb5ff06670368c8ad7

  • SHA256

    b014f479c70d22623b1a3826e16d70abc750c9103c6597d623ab4183124130f3

  • SHA512

    9b0197710f9df9cbd8f4ba992d7a4276deb6600223a351f45d871e98835d2fb9072497baee7da9c456fff1a1977db45a148c0da7f24504c22c89c9946358fd72

  • SSDEEP

    98304:HNuGxoPVmxTtDX+p4qo4iHM6OKWR6CpPcZ8wRhIybxj5t8PGXoQ1dVjJ:HRePVmxTtDX+OhlHhOts8wRh9bJQq1dt

Malware Config

Extracted

Family

phorphiex

C2

http://185.215.113.66/

http://91.202.233.141/

Wallets

0xCa90599132C4D88907Bd8E046540284aa468a035

TRuGGXNDM1cavQ1AqMQHG8yfxP4QWVSMN6

qph44jx8r9k5xeq5cuf958krv3ewrnp5vc6hhdjd3r

XryzFMFVpDUvU7famUGf214EXD3xNUSmQf

rsXCXBf9SagxV8JfC12d8Bybk84oPdMNN9

AULzfBuUAPfCGAXoG5Vq14aP9s6fx3AH4Z

LTK4xdKPAgFHPLan8kriAD7eY4heyy73mB

MP8GEm8QpYgQYaMo8oM5NQhRBgDGiLZW5Q

4BB7ckkaPTyADc8trtuwDoZxywaR4eNL5cDJ3KBjq9GraN4mUFztf7mLS7WgT7Bh7uPqpjvA4ypVwXKCJ1vvLWWAFvSmDoD

15TssKwtjMtwy4vDLcLsQUZUD2B9f7eDjw85sBNVC5LRPPnC

1BzmrjmKPKSR2hH5BeJySfiVA676E8DYaK

ltc1qt0n3f0t7vz9k0mvcswk477shrxwjhf9sj5ykrp

3PMiLynrGVZ8oEqvoqC4hXD67B1WoALR4pc

3ESHude8zUHksQg1h6hHmzY79BS36L91Yn

DLUzwvyxN1RrwjByUPPzVMdfxNRPGVRMMA

t1J6GCPCiHW1eRdjJgDDu6b1vSVmL5U7Twh

stars125f3mw4xd9htpsq4zj5w5ezm5gags37yxxh6mj

bnb1msyt0djx4ecspfxg5en0ye465kg3kmv9utzml2

bc1ppypcmu3684n648gyj62gjp2rw0xy7w3vwfamatlg29ajp4z52desafa0sr

bc1qc9edl4hzl9jyt8twdad3zjeh2df2znq96tdezd

Attributes
  • mutex

    mmn7nnm8na

  • user_agent

    Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/128.0.0.0 Safari/537.36

Signatures

  • Modifies security service 2 TTPs 1 IoCs
  • Phorphiex family
  • Phorphiex payload 1 IoCs
  • Phorphiex, Phorpiex

    Phorphiex or Phorpiex Malware family which infects systems to distribute other malicious payloads such as ransomware, stealers and cryptominers.

  • Windows security bypass 2 TTPs 6 IoCs
  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • Downloads MZ/PE file
  • Stops running service(s) 4 TTPs
  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 3 IoCs
  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Windows security modification 2 TTPs 7 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Checks for any installed AV software in registry 1 TTPs 5 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Drops file in Windows directory 2 IoCs
  • Launches sc.exe 5 IoCs

    Sc.exe is a Windows utlilty to control services on the system.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 12 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies Internet Explorer settings 1 TTPs 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 14 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 44 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-10-26_f12e2945773ae0c18f91290049709f5e_avoslocker_revil.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-10-26_f12e2945773ae0c18f91290049709f5e_avoslocker_revil.exe"
    1⤵
    • Loads dropped DLL
    • Checks for any installed AV software in registry
    • System Location Discovery: System Language Discovery
    • Modifies Internet Explorer settings
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2252
    • C:\Users\Admin\AppData\Local\Temp\CC54.exe
      "C:\Users\Admin\AppData\Local\Temp\CC54.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2908
      • C:\Users\Admin\AppData\Local\Temp\301951947.exe
        C:\Users\Admin\AppData\Local\Temp\301951947.exe
        3⤵
        • Executes dropped EXE
        • Adds Run key to start application
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:1524
        • C:\Windows\sysppvrdnvs.exe
          C:\Windows\sysppvrdnvs.exe
          4⤵
          • Modifies security service
          • Windows security bypass
          • Executes dropped EXE
          • Windows security modification
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:1804
          • C:\Windows\SysWOW64\cmd.exe
            "C:\Windows\System32\cmd.exe" /c powershell -Command "Add-MpPreference -ExclusionPath $env:windir; Add-MpPreference -ExclusionPath $env:TEMP; Add-MpPreference -ExclusionPath $env:USERPROFILE"
            5⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:1508
            • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
              powershell -Command "Add-MpPreference -ExclusionPath $env:windir; Add-MpPreference -ExclusionPath $env:TEMP; Add-MpPreference -ExclusionPath $env:USERPROFILE"
              6⤵
              • Command and Scripting Interpreter: PowerShell
              • System Location Discovery: System Language Discovery
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of AdjustPrivilegeToken
              PID:1688
          • C:\Windows\SysWOW64\cmd.exe
            "C:\Windows\System32\cmd.exe" /c sc stop UsoSvc & sc stop WaaSMedicSvc & sc stop wuauserv & sc stop DoSvc & sc stop BITS /wait
            5⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:1852
            • C:\Windows\SysWOW64\sc.exe
              sc stop UsoSvc
              6⤵
              • Launches sc.exe
              • System Location Discovery: System Language Discovery
              PID:2536
            • C:\Windows\SysWOW64\sc.exe
              sc stop WaaSMedicSvc
              6⤵
              • Launches sc.exe
              • System Location Discovery: System Language Discovery
              PID:1608
            • C:\Windows\SysWOW64\sc.exe
              sc stop wuauserv
              6⤵
              • Launches sc.exe
              • System Location Discovery: System Language Discovery
              PID:2192
            • C:\Windows\SysWOW64\sc.exe
              sc stop DoSvc
              6⤵
              • Launches sc.exe
              • System Location Discovery: System Language Discovery
              PID:652
            • C:\Windows\SysWOW64\sc.exe
              sc stop BITS /wait
              6⤵
              • Launches sc.exe
              • System Location Discovery: System Language Discovery
              PID:700

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\CC54.exe

    Filesize

    9KB

    MD5

    8d8e6c7952a9dc7c0c73911c4dbc5518

    SHA1

    9098da03b33b2c822065b49d5220359c275d5e94

    SHA256

    feb4c3ae4566f0acbb9e0f55417b61fefd89dc50a4e684df780813fb01d61278

    SHA512

    91a573843c28dd32a9f31a60ba977f9a3d4bb19ffd1b7254333e09bcecef348c1b3220a348ebb2cb08edb57d56cb7737f026519da52199c9dc62c10aea236645

  • C:\Users\Admin\AppData\Local\Temp\mediaget-installer-tmp\Montserrat-Bold.eot

    Filesize

    256KB

    MD5

    0f722e725ac50271f9d6db477e8c0d17

    SHA1

    d34259cfe05b2ba9c9e5256a3ce513d4bc5afbe8

    SHA256

    7615a4bb88a5680cfead49c1774013ce48c4c7343cb82d7585f7935c705400b0

    SHA512

    9a58e7d1537f28f19dc6e63b36d422748d851b68a8b3eedf69f531d502d9163e41f4d9cc9d782fd6fc70fab269f04dc9907422bd80f5dd265edcc0ae6bddc77a

  • C:\Users\Admin\AppData\Local\Temp\mediaget-installer-tmp\Montserrat-Regular.eot

    Filesize

    314KB

    MD5

    2dd0a1de870af34d48d43b7cad82b8d9

    SHA1

    440f4f1fdf17a5c8b426ac6bd4535b8fe5258c7e

    SHA256

    057bc6c47c47aaccdf31adc48a6b401f6090a02c28e354099eff80907dc2af32

    SHA512

    83df193ab984037b940876bf6371020b4bb13af74e988abb8ad6a30d48ab6cd9dc5c08937e58abab93278cc85c9d79c373688b2c51c035fdeffed639c933e8ff

  • C:\Users\Admin\AppData\Local\Temp\mediaget-installer-tmp\Roboto-Regular.eot

    Filesize

    176KB

    MD5

    b9077621ce786b55c176a61456bfc077

    SHA1

    5f164e1bc0b6573bac876e38ca1bb2e60ff0627e

    SHA256

    6cedf381d59fa4caabfb836e9a3720420645cbcea32491a5ac5f07cf274ceac6

    SHA512

    b1f2c599804a2d0ac51d3adfe7b2d0a21c5fa1e3d8d83d932f42d30bfd26aad5972d96555097a60f8fdc4d34ed24bad2876a89cf0b27b8cd01c72c0ba8f4d02a

  • C:\Users\Admin\AppData\Local\Temp\mediaget-installer-tmp\img2\page-wait.png

    Filesize

    33KB

    MD5

    a8210694c45753a7a027296ef745e316

    SHA1

    f19dd027d91836de8a1cac5410f906dcdf853fdb

    SHA256

    14de6662062adc45202e2021aa4d60e98637dc892a22acb2c7cc16da3344c14d

    SHA512

    4b4d3d4f0c5df9375c6661cbe57440bfd264707610a27806b1bfa6025b72260b2b16e6a84b851bca48a528d86b2ca510cd76f00db11c713e6c26eaeace813d4d

  • C:\Users\Admin\AppData\Local\Temp\mediaget-installer-tmp\index.html

    Filesize

    30KB

    MD5

    9a0a4e3f381ffdeb893fb3ba74bf63c9

    SHA1

    746201ef390ebfd8c9f5e7ac46d9d4716eb8d204

    SHA256

    1e60860fa9a568a50ee835ad17b77dc31ce9e7bb9f6185c442a227c5298ef09d

    SHA512

    0f6f04f040337fab978ce06218fee0a02a009eba6e7a585cd6c39fe46364c333df7962c8ab1a094e11ee67ef500e8f6f93c9fad71d2d5444b1d4798385cb9763

  • C:\Users\Admin\AppData\Local\Temp\mediaget-installer-tmp\js\jquery-ui.min.1.8.0.js

    Filesize

    202KB

    MD5

    a4fdd77e182bd2fabe300a47b5617a35

    SHA1

    e002b335c75b5edefcd251962f61f53a2ab8e0f2

    SHA256

    8b59592d67eadc703af6cdd5ba8d077f9f9485d01fb6405555614335f89be99b

    SHA512

    ddcccde1c129f8f71fb39685abc615c4202b8b3dfc12cedd7d9cca2f97b308fc14b64497826421fa9df3d1cf54bdae9c085051af0a8d393cd3d556a6578d4085

  • C:\Users\Admin\AppData\Local\Temp\mediaget-installer-tmp\js\jquery.min.1.6.4.js

    Filesize

    89KB

    MD5

    ea75b2a8f1b4241a872b1cbddbaed154

    SHA1

    18678dd78c1f5a3525127b442bc70375faf09c16

    SHA256

    4a62927a380e201c4ee51321dcc1e6b1f7dfbf82049cf349df990629e01e9178

    SHA512

    dc69cd4703dcba3c8f4a52058c44a34fa7c0b6096bed20f30ce3dab872461eb6dda9d0d381137b9cb022219ad92ca7f5f25d3964ed33d5f41e9fc05efa5330fd

  • C:\Users\Admin\AppData\Local\Temp\mediaget-installer-tmp\preloader.html

    Filesize

    687B

    MD5

    a9c237c6645d55240cdda002fef26737

    SHA1

    8a7f5c4cf2fd1c924dd1ec754b1b4c5f65bdda80

    SHA256

    0271d97e4e245364c5c52e66d95baf24b3e00c1c8ea6e2b0da59291115cb6087

    SHA512

    480f28bffb5cb96eaf89f601fbf2de03fc5db04f579108b60de1e5be36ede324fc924f624bc29b42747e96f173a860a6fdbaf6da271b6bffb5b7906d11065555

  • C:\Users\Admin\AppData\Local\Temp\mediaget-installer-tmp\translations.json

    Filesize

    19KB

    MD5

    a1d597ef7be818c9fa9daa8f18ebf125

    SHA1

    8108290387bfb433c6867d6f29b28f68b6f803c6

    SHA256

    b451d4eb04fbf6ea5a92b2d6d1b911c66ef98b7a438fbc3de867c3e91ba86c7a

    SHA512

    4b7f09b47d182ea45f8ef50dc77e24a9c4e036f15728c11409651d4513a16e8db06f99a8132a363dc0e6870563f1d419c6e8f692ef6d08eaf340401cccc11123

  • \Users\Admin\AppData\Local\Temp\301951947.exe

    Filesize

    83KB

    MD5

    06560b5e92d704395bc6dae58bc7e794

    SHA1

    fbd3e4ae28620197d1f02bfc24adaf4ddacd2372

    SHA256

    9eaaadf3857e4a3e83f4f78d96ab185213b6528c8e470807f9d16035daadf33d

    SHA512

    b55b49fc1bd526c47d88fcf8a20fcaed900bfb291f2e3e1186ec196a87127ed24df71385ae04fedcc802c362c4ebf38edfc182013febf4496ddeb66ce5195ee3

  • memory/2252-8-0x0000000000AB0000-0x0000000000AB1000-memory.dmp

    Filesize

    4KB

  • memory/2252-264-0x0000000000AB0000-0x0000000000AB1000-memory.dmp

    Filesize

    4KB