Analysis

  • max time kernel
    98s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09-12-2024 20:34

General

  • Target

    db6ba29deac32256e74e93de3c50bedb_JaffaCakes118.exe

  • Size

    767KB

  • MD5

    db6ba29deac32256e74e93de3c50bedb

  • SHA1

    14ac2f72e88bc7416ded3eac0c432b8f7681a87d

  • SHA256

    5a8dd6e662e77c59a4636cdbcac84f24fa11374626b47a6a8fb86cc41f340f9e

  • SHA512

    e20b455226ee1511cf331aa963fdbeae06c03dd2406c65debd9b886844c88bd2d6809f72d3faaa993515bb15d45b34757d2aa7b516f2dba471110962b7de3374

  • SSDEEP

    12288:vgeVQkTrvj4f5IUFsmzU0pA09K5Xv+lsqllCOfhw/Xw0cOhkgGob0nAjklPE1d8S:vZQkTf4f+UbTUv+aqlNhwPw0cOanTl+7

Malware Config

Signatures

  • Darkcomet

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

  • Darkcomet family
  • Modifies WinLogon for persistence 2 TTPs 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Uses the VBS compiler for execution 1 TTPs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Drops file in System32 directory 3 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

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

  • System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs

    Adversaries may check for Internet connectivity on compromised systems.

  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 25 IoCs
  • Suspicious use of WriteProcessMemory 23 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\db6ba29deac32256e74e93de3c50bedb_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\db6ba29deac32256e74e93de3c50bedb_JaffaCakes118.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1168
    • C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
      C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
      2⤵
      • Modifies WinLogon for persistence
      • Adds Run key to start application
      • Drops file in System32 directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2112
      • C:\Windows\SysWOW64\Windupdt\svchost.exe
        "C:\Windows\system32\Windupdt\svchost.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:2440
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /k ping 127.0.0.1 -n 5 > NUL&del "C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe"
        3⤵
        • System Location Discovery: System Language Discovery
        • System Network Configuration Discovery: Internet Connection Discovery
        • Suspicious use of WriteProcessMemory
        PID:4936
        • C:\Windows\SysWOW64\PING.EXE
          ping 127.0.0.1 -n 5
          4⤵
          • System Location Discovery: System Language Discovery
          • System Network Configuration Discovery: Internet Connection Discovery
          • Runs ping.exe
          PID:4296

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\SysWOW64\Windupdt\svchost.exe

    Filesize

    1.1MB

    MD5

    d881de17aa8f2e2c08cbb7b265f928f9

    SHA1

    08936aebc87decf0af6e8eada191062b5e65ac2a

    SHA256

    b3a37093609f9a20ad60b85a9fa9de2ba674cba9b5bd687729440c70ba619ca0

    SHA512

    5f23bfb1b8740247b36ed0ab741738c7d4c949736129e767213e321607d1ccd3e3a8428e4ba44bd28a275b5e3f6206285b1a522514b7ef7ea5e698d90a713d34

  • memory/1168-47-0x00000000009D0000-0x0000000000A80000-memory.dmp

    Filesize

    704KB

  • memory/1168-31-0x00000000009D0000-0x0000000000A80000-memory.dmp

    Filesize

    704KB

  • memory/1168-12-0x0000000075D50000-0x0000000075E40000-memory.dmp

    Filesize

    960KB

  • memory/1168-10-0x0000000075D50000-0x0000000075E40000-memory.dmp

    Filesize

    960KB

  • memory/1168-15-0x0000000075D50000-0x0000000075E40000-memory.dmp

    Filesize

    960KB

  • memory/1168-14-0x0000000075D50000-0x0000000075E40000-memory.dmp

    Filesize

    960KB

  • memory/1168-13-0x0000000075D50000-0x0000000075E40000-memory.dmp

    Filesize

    960KB

  • memory/1168-16-0x0000000075D50000-0x0000000075E40000-memory.dmp

    Filesize

    960KB

  • memory/1168-18-0x0000000075D50000-0x0000000075E40000-memory.dmp

    Filesize

    960KB

  • memory/1168-24-0x00000000009D0000-0x0000000000A80000-memory.dmp

    Filesize

    704KB

  • memory/1168-38-0x00000000009D0000-0x0000000000A80000-memory.dmp

    Filesize

    704KB

  • memory/1168-51-0x00000000009D0000-0x0000000000A80000-memory.dmp

    Filesize

    704KB

  • memory/1168-60-0x0000000075D50000-0x0000000075E40000-memory.dmp

    Filesize

    960KB

  • memory/1168-9-0x0000000075D70000-0x0000000075D71000-memory.dmp

    Filesize

    4KB

  • memory/1168-17-0x0000000075D50000-0x0000000075E40000-memory.dmp

    Filesize

    960KB

  • memory/1168-19-0x00000000009D0000-0x0000000000A80000-memory.dmp

    Filesize

    704KB

  • memory/1168-44-0x00000000009D0000-0x0000000000A80000-memory.dmp

    Filesize

    704KB

  • memory/1168-21-0x00000000009D0000-0x0000000000A80000-memory.dmp

    Filesize

    704KB

  • memory/1168-22-0x00000000009D0000-0x0000000000A80000-memory.dmp

    Filesize

    704KB

  • memory/1168-45-0x00000000009D0000-0x0000000000A80000-memory.dmp

    Filesize

    704KB

  • memory/1168-25-0x00000000009D0000-0x0000000000A80000-memory.dmp

    Filesize

    704KB

  • memory/1168-54-0x0000000075D50000-0x0000000075E40000-memory.dmp

    Filesize

    960KB

  • memory/1168-50-0x00000000009D0000-0x0000000000A80000-memory.dmp

    Filesize

    704KB

  • memory/1168-49-0x00000000009D0000-0x0000000000A80000-memory.dmp

    Filesize

    704KB

  • memory/1168-46-0x00000000009D0000-0x0000000000A80000-memory.dmp

    Filesize

    704KB

  • memory/1168-1-0x00000000009D0000-0x0000000000A80000-memory.dmp

    Filesize

    704KB

  • memory/1168-48-0x00000000009D0000-0x0000000000A80000-memory.dmp

    Filesize

    704KB

  • memory/1168-20-0x00000000009D0000-0x0000000000A80000-memory.dmp

    Filesize

    704KB

  • memory/1168-23-0x00000000009D0000-0x0000000000A80000-memory.dmp

    Filesize

    704KB

  • memory/1168-43-0x00000000009D0000-0x0000000000A80000-memory.dmp

    Filesize

    704KB

  • memory/1168-42-0x00000000009D0000-0x0000000000A80000-memory.dmp

    Filesize

    704KB

  • memory/1168-41-0x00000000009D0000-0x0000000000A80000-memory.dmp

    Filesize

    704KB

  • memory/1168-40-0x00000000009D0000-0x0000000000A80000-memory.dmp

    Filesize

    704KB

  • memory/1168-39-0x00000000009D0000-0x0000000000A80000-memory.dmp

    Filesize

    704KB

  • memory/1168-37-0x00000000009D0000-0x0000000000A80000-memory.dmp

    Filesize

    704KB

  • memory/1168-36-0x00000000009D0000-0x0000000000A80000-memory.dmp

    Filesize

    704KB

  • memory/1168-35-0x00000000009D0000-0x0000000000A80000-memory.dmp

    Filesize

    704KB

  • memory/1168-34-0x00000000009D0000-0x0000000000A80000-memory.dmp

    Filesize

    704KB

  • memory/1168-33-0x00000000009D0000-0x0000000000A80000-memory.dmp

    Filesize

    704KB

  • memory/1168-32-0x00000000009D0000-0x0000000000A80000-memory.dmp

    Filesize

    704KB

  • memory/1168-11-0x0000000075D50000-0x0000000075E40000-memory.dmp

    Filesize

    960KB

  • memory/1168-30-0x00000000009D0000-0x0000000000A80000-memory.dmp

    Filesize

    704KB

  • memory/1168-29-0x00000000009D0000-0x0000000000A80000-memory.dmp

    Filesize

    704KB

  • memory/1168-28-0x00000000009D0000-0x0000000000A80000-memory.dmp

    Filesize

    704KB

  • memory/1168-27-0x00000000009D0000-0x0000000000A80000-memory.dmp

    Filesize

    704KB

  • memory/1168-26-0x00000000009D0000-0x0000000000A80000-memory.dmp

    Filesize

    704KB

  • memory/2112-55-0x0000000000400000-0x00000000004B3000-memory.dmp

    Filesize

    716KB

  • memory/2112-56-0x0000000000400000-0x00000000004B3000-memory.dmp

    Filesize

    716KB

  • memory/2112-58-0x0000000000400000-0x00000000004B3000-memory.dmp

    Filesize

    716KB

  • memory/2112-59-0x0000000075D50000-0x0000000075E40000-memory.dmp

    Filesize

    960KB

  • memory/2112-61-0x0000000075D50000-0x0000000075E40000-memory.dmp

    Filesize

    960KB

  • memory/2112-73-0x0000000000400000-0x00000000004B3000-memory.dmp

    Filesize

    716KB

  • memory/2112-75-0x0000000075D50000-0x0000000075E40000-memory.dmp

    Filesize

    960KB