Analysis

  • max time kernel
    150s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    01-01-2025 10:25

General

  • Target

    JaffaCakes118_5173c0fed26d673f4fa37f76566df1c6.exe

  • Size

    856KB

  • MD5

    5173c0fed26d673f4fa37f76566df1c6

  • SHA1

    113aea9fdeb3a36661e3c3ae7c41255a6588cab9

  • SHA256

    b65247fb0f1e935a404d7d47eaf17eefd6735a53169e7b1f257adeeb6d87790c

  • SHA512

    6a26e1d2e046af7ecd12faa0541f788000466c7a4a8adbf20ac6f2f6472857bfe4f9acc98e07e1f5f5d3c17b2cddcf7faad9702cd70e3d4ac8813e741dbe97ec

  • SSDEEP

    24576:ZsngJXxYyVT0ObgVCLkROnVrk9YjD4FzkGs:anGtbLksnxuYn4FK

Malware Config

Extracted

Family

darkcomet

Botnet

Guest16

C2

gigidi123.zapto.org:1604

Mutex

DC_MUTEX-5X04J1R

Attributes
  • gencode

    ZRjvSdbRGrVL

  • install

    false

  • offline_keylogger

    true

  • persistence

    false

Signatures

  • Darkcomet

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

  • Darkcomet family
  • Modifies firewall policy service 3 TTPs 3 IoCs
  • Modifies security service 2 TTPs 1 IoCs
  • Windows security bypass 2 TTPs 2 IoCs
  • Disables RegEdit via registry modification 1 IoCs
  • Disables Task Manager via registry modification
  • Sets file to hidden 1 TTPs 2 IoCs

    Modifies file attributes to stop it showing in Explorer etc.

  • Windows security modification 2 TTPs 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 7 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 23 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 52 IoCs
  • System policy modification 1 TTPs 3 IoCs
  • Views/modifies file attributes 1 TTPs 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5173c0fed26d673f4fa37f76566df1c6.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5173c0fed26d673f4fa37f76566df1c6.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2284
    • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5173c0fed26d673f4fa37f76566df1c6.exe
      C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5173c0fed26d673f4fa37f76566df1c6.exe
      2⤵
      • Modifies firewall policy service
      • Modifies security service
      • Windows security bypass
      • Disables RegEdit via registry modification
      • Windows security modification
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      • System policy modification
      PID:2276
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /k attrib "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5173c0fed26d673f4fa37f76566df1c6.exe" +s +h
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2640
        • C:\Windows\SysWOW64\attrib.exe
          attrib "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5173c0fed26d673f4fa37f76566df1c6.exe" +s +h
          4⤵
          • Sets file to hidden
          • System Location Discovery: System Language Discovery
          • Views/modifies file attributes
          PID:1340
      • 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:2724
        • 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:2700
      • C:\Windows\SysWOW64\notepad.exe
        notepad
        3⤵
        • System Location Discovery: System Language Discovery
        PID:2780

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2276-46-0x0000000000400000-0x00000000004BA000-memory.dmp

    Filesize

    744KB

  • memory/2276-14-0x0000000000400000-0x00000000004BA000-memory.dmp

    Filesize

    744KB

  • memory/2276-63-0x0000000000400000-0x00000000004BA000-memory.dmp

    Filesize

    744KB

  • memory/2276-45-0x0000000000400000-0x00000000004BA000-memory.dmp

    Filesize

    744KB

  • memory/2276-13-0x0000000000400000-0x00000000004BA000-memory.dmp

    Filesize

    744KB

  • memory/2276-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2276-10-0x0000000000400000-0x00000000004BA000-memory.dmp

    Filesize

    744KB

  • memory/2276-9-0x0000000000400000-0x00000000004BA000-memory.dmp

    Filesize

    744KB

  • memory/2276-8-0x0000000000400000-0x00000000004BA000-memory.dmp

    Filesize

    744KB

  • memory/2276-6-0x0000000000400000-0x00000000004BA000-memory.dmp

    Filesize

    744KB

  • memory/2276-5-0x0000000000400000-0x00000000004BA000-memory.dmp

    Filesize

    744KB

  • memory/2276-4-0x0000000000400000-0x00000000004BA000-memory.dmp

    Filesize

    744KB

  • memory/2276-15-0x0000000000400000-0x00000000004BA000-memory.dmp

    Filesize

    744KB

  • memory/2276-17-0x0000000000400000-0x00000000004BA000-memory.dmp

    Filesize

    744KB

  • memory/2276-16-0x0000000000400000-0x00000000004BA000-memory.dmp

    Filesize

    744KB

  • memory/2276-62-0x0000000000400000-0x00000000004BA000-memory.dmp

    Filesize

    744KB

  • memory/2276-7-0x0000000000400000-0x00000000004BA000-memory.dmp

    Filesize

    744KB

  • memory/2276-61-0x0000000000400000-0x00000000004BA000-memory.dmp

    Filesize

    744KB

  • memory/2276-1-0x0000000000400000-0x00000000004BA000-memory.dmp

    Filesize

    744KB

  • memory/2276-18-0x0000000000400000-0x00000000004BA000-memory.dmp

    Filesize

    744KB

  • memory/2276-48-0x0000000000400000-0x00000000004BA000-memory.dmp

    Filesize

    744KB

  • memory/2276-49-0x0000000000400000-0x00000000004BA000-memory.dmp

    Filesize

    744KB

  • memory/2276-50-0x0000000000400000-0x00000000004BA000-memory.dmp

    Filesize

    744KB

  • memory/2276-51-0x0000000000400000-0x00000000004BA000-memory.dmp

    Filesize

    744KB

  • memory/2276-52-0x0000000000400000-0x00000000004BA000-memory.dmp

    Filesize

    744KB

  • memory/2276-53-0x0000000000400000-0x00000000004BA000-memory.dmp

    Filesize

    744KB

  • memory/2276-54-0x0000000000400000-0x00000000004BA000-memory.dmp

    Filesize

    744KB

  • memory/2276-55-0x0000000000400000-0x00000000004BA000-memory.dmp

    Filesize

    744KB

  • memory/2276-56-0x0000000000400000-0x00000000004BA000-memory.dmp

    Filesize

    744KB

  • memory/2276-57-0x0000000000400000-0x00000000004BA000-memory.dmp

    Filesize

    744KB

  • memory/2276-58-0x0000000000400000-0x00000000004BA000-memory.dmp

    Filesize

    744KB

  • memory/2276-59-0x0000000000400000-0x00000000004BA000-memory.dmp

    Filesize

    744KB

  • memory/2276-60-0x0000000000400000-0x00000000004BA000-memory.dmp

    Filesize

    744KB

  • memory/2284-0-0x00000000003E0000-0x00000000003E4000-memory.dmp

    Filesize

    16KB

  • memory/2780-47-0x00000000001E0000-0x00000000001E1000-memory.dmp

    Filesize

    4KB

  • memory/2780-19-0x0000000000080000-0x0000000000081000-memory.dmp

    Filesize

    4KB