Windows 7 deprecation

Windows 7 will be removed from tria.ge on 2025-03-31

Analysis

  • max time kernel
    150s
  • max time network
    19s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    31/10/2024, 00:40

General

  • Target

    80dba74db71df9c685d95d9ed424259b_JaffaCakes118.exe

  • Size

    967KB

  • MD5

    80dba74db71df9c685d95d9ed424259b

  • SHA1

    a51676aaeb198e446cd3a5f30365e6ed7b01fbb4

  • SHA256

    c4c8030515830674d193bbc206b1e7e24f8b37fd3622bf0360c8ac898fbc09d6

  • SHA512

    f4214fc7ff2b50335a594564bbc247b80eddd4b04dd890a2feef090e8c8296893fe3caf85eb86a840d2210b448be3bf4502c6235eda26c1d17af91494c3ab1ea

  • SSDEEP

    24576:9thEVaPqLY2cWcOrcEMEsDhec44t+Ry34WyuHOiWzTt:lEVUcYycOYEMbec4E12JiWzTt

Malware Config

Extracted

Family

darkcomet

Botnet

BOT

C2

filmaaron.zapto.org:1604

Mutex

DC_MUTEX-763A3YD

Attributes
  • InstallPath

    Windows\explorer.exe

  • gencode

    dxbTSas2vRAQ

  • install

    true

  • offline_keylogger

    true

  • password

    0123456789

  • persistence

    true

  • reg_key

    Explorateur Windows

Signatures

  • Darkcomet

    DarkComet is a remote access trojan (RAT) developed by Jean-Pierre Lesueur.

  • Darkcomet family
  • Modifies WinLogon for persistence 2 TTPs 1 IoCs
  • Modifies firewall policy service 3 TTPs 3 IoCs
  • Modifies security service 2 TTPs 1 IoCs
  • Windows security bypass 2 TTPs 1 IoCs
  • Sets file to hidden 1 TTPs 2 IoCs

    Modifies file attributes to stop it showing in Explorer etc.

  • Deletes itself 1 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 1 IoCs
  • Windows security modification 2 TTPs 1 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • AutoIT Executable 2 IoCs

    AutoIT scripts compiled to PE executables.

  • Suspicious use of SetThreadContext 2 IoCs
  • UPX packed file 4 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 9 IoCs

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

  • Suspicious use of AdjustPrivilegeToken 46 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 62 IoCs
  • System policy modification 1 TTPs 3 IoCs
  • Views/modifies file attributes 1 TTPs 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\80dba74db71df9c685d95d9ed424259b_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\80dba74db71df9c685d95d9ed424259b_JaffaCakes118.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2592
    • C:\Users\Admin\AppData\Local\Temp\80dba74db71df9c685d95d9ed424259b_JaffaCakes118.exe
      "C:\Users\Admin\AppData\Local\Temp\80dba74db71df9c685d95d9ed424259b_JaffaCakes118.exe"
      2⤵
      • Modifies WinLogon for persistence
      • Loads dropped DLL
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2876
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /k attrib "C:\Users\Admin\AppData\Local\Temp\80dba74db71df9c685d95d9ed424259b_JaffaCakes118.exe" +s +h
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2908
        • C:\Windows\SysWOW64\attrib.exe
          attrib "C:\Users\Admin\AppData\Local\Temp\80dba74db71df9c685d95d9ed424259b_JaffaCakes118.exe" +s +h
          4⤵
          • Sets file to hidden
          • System Location Discovery: System Language Discovery
          • Views/modifies file attributes
          PID:2820
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /k attrib "C:\Users\Admin\AppData\Local\Temp" +s +h
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2372
        • C:\Windows\SysWOW64\attrib.exe
          attrib "C:\Users\Admin\AppData\Local\Temp" +s +h
          4⤵
          • Sets file to hidden
          • System Location Discovery: System Language Discovery
          • Views/modifies file attributes
          PID:2868
      • C:\Windows\SysWOW64\notepad.exe
        notepad
        3⤵
        • Deletes itself
        • System Location Discovery: System Language Discovery
        PID:2924
      • C:\Users\Admin\AppData\Roaming\Windows\explorer.exe
        "C:\Users\Admin\AppData\Roaming\Windows\explorer.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:388
        • C:\Users\Admin\AppData\Roaming\Windows\explorer.exe
          "C:\Users\Admin\AppData\Roaming\Windows\explorer.exe"
          4⤵
          • Modifies firewall policy service
          • Modifies security service
          • Windows security bypass
          • Executes dropped EXE
          • Windows security modification
          • Adds Run key to start application
          • System Location Discovery: System Language Discovery
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of SetWindowsHookEx
          • System policy modification
          PID:1140

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\cgkvpfa

    Filesize

    11KB

    MD5

    dc38f1bf50a20e861d3b563cacbf2349

    SHA1

    13bad534740048ffa4cdaff344334f9ebcaec531

    SHA256

    3400b825eedb7de3709f71a1a224d4a246054585cc2d0d1acbd86f7c78762269

    SHA512

    8f4f49ce4ecf1480f60fa38675296de77c156f15d2c918b8059f9ca19fd5a14de8d7cc958a82fc702e97bed4d08f235b905d2d6cd5eb47ad7671ae59e5511fcf

  • \Users\Admin\AppData\Roaming\Windows\explorer.exe

    Filesize

    967KB

    MD5

    80dba74db71df9c685d95d9ed424259b

    SHA1

    a51676aaeb198e446cd3a5f30365e6ed7b01fbb4

    SHA256

    c4c8030515830674d193bbc206b1e7e24f8b37fd3622bf0360c8ac898fbc09d6

    SHA512

    f4214fc7ff2b50335a594564bbc247b80eddd4b04dd890a2feef090e8c8296893fe3caf85eb86a840d2210b448be3bf4502c6235eda26c1d17af91494c3ab1ea

  • memory/388-85-0x0000000000400000-0x00000000004C2000-memory.dmp

    Filesize

    776KB

  • memory/1140-91-0x0000000000400000-0x00000000004B2000-memory.dmp

    Filesize

    712KB

  • memory/1140-86-0x0000000000400000-0x00000000004B2000-memory.dmp

    Filesize

    712KB

  • memory/1140-88-0x0000000000400000-0x00000000004B2000-memory.dmp

    Filesize

    712KB

  • memory/1140-87-0x0000000000400000-0x00000000004B2000-memory.dmp

    Filesize

    712KB

  • memory/2592-27-0x0000000000400000-0x00000000004C2000-memory.dmp

    Filesize

    776KB

  • memory/2592-0-0x0000000000400000-0x00000000004C2000-memory.dmp

    Filesize

    776KB

  • memory/2876-26-0x0000000000400000-0x00000000004B2000-memory.dmp

    Filesize

    712KB

  • memory/2876-17-0x0000000000400000-0x00000000004B2000-memory.dmp

    Filesize

    712KB

  • memory/2876-12-0x0000000000400000-0x00000000004B2000-memory.dmp

    Filesize

    712KB

  • memory/2876-22-0x0000000000400000-0x00000000004B2000-memory.dmp

    Filesize

    712KB

  • memory/2876-10-0x0000000000400000-0x00000000004B2000-memory.dmp

    Filesize

    712KB

  • memory/2876-8-0x0000000000400000-0x00000000004B2000-memory.dmp

    Filesize

    712KB

  • memory/2876-89-0x0000000000400000-0x00000000004B2000-memory.dmp

    Filesize

    712KB

  • memory/2876-14-0x0000000000400000-0x00000000004B2000-memory.dmp

    Filesize

    712KB

  • memory/2876-18-0x0000000000400000-0x00000000004B2000-memory.dmp

    Filesize

    712KB

  • memory/2876-24-0x0000000000400000-0x00000000004B2000-memory.dmp

    Filesize

    712KB

  • memory/2876-29-0x0000000000400000-0x00000000004B2000-memory.dmp

    Filesize

    712KB

  • memory/2876-28-0x0000000000400000-0x00000000004B2000-memory.dmp

    Filesize

    712KB

  • memory/2876-21-0x0000000000400000-0x00000000004B2000-memory.dmp

    Filesize

    712KB

  • memory/2924-51-0x0000000000010000-0x0000000000011000-memory.dmp

    Filesize

    4KB

  • memory/2924-33-0x00000000000F0000-0x00000000000F1000-memory.dmp

    Filesize

    4KB