Analysis

  • max time kernel
    147s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220901-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-11-2022 12:56

General

  • Target

    dc63e0a0dc9d6d51546b0e58a0bb335088216892e23f1e47c709b3b9d223dd26.exe

  • Size

    1013KB

  • MD5

    eebf02768297ef104a07d6bb59069f25

  • SHA1

    fcfc068313e49d0643bd63e4b7e80412b0fc9772

  • SHA256

    dc63e0a0dc9d6d51546b0e58a0bb335088216892e23f1e47c709b3b9d223dd26

  • SHA512

    925e6924999346f05fd0489defdc136cba638af3e7a05546555539c6ee95a45f224f77465374e1092973049fc300fac9a7fe5eeecb2020f9679afe2f3bd9c089

  • SSDEEP

    24576:Vby5T5OBt/EmYDSD+CEOkLr15FlKXkKJED:VbWT5mEmULrGBKD

Malware Config

Extracted

Family

darkcomet

Botnet

ilikedicks

C2

98.236.11.150:1604

Mutex

DCMIN_MUTEX-9TZK8AZ

Attributes
  • gencode

    MReDlsnviHt7

  • install

    false

  • offline_keylogger

    true

  • persistence

    false

Signatures

  • Darkcomet

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

  • Executes dropped EXE 2 IoCs
  • Drops startup file 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: MapViewOfSection 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 24 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\dc63e0a0dc9d6d51546b0e58a0bb335088216892e23f1e47c709b3b9d223dd26.exe
    "C:\Users\Admin\AppData\Local\Temp\dc63e0a0dc9d6d51546b0e58a0bb335088216892e23f1e47c709b3b9d223dd26.exe"
    1⤵
    • Drops startup file
    • Suspicious use of WriteProcessMemory
    PID:4928
    • C:\Users\Admin\AppData\Roaming\dcpower\required.exe
      "C:\Users\Admin\AppData\Roaming\dcpower\required.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:3340
      • C:\Users\Admin\AppData\Roaming\dcpower\required.exe
        "C:\Users\Admin\AppData\Roaming\dcpower\required.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        PID:616

Network

MITRE ATT&CK Matrix ATT&CK v6

Discovery

System Information Discovery

1
T1082

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Roaming\dcpower\required.exe
    Filesize

    1013KB

    MD5

    eebf02768297ef104a07d6bb59069f25

    SHA1

    fcfc068313e49d0643bd63e4b7e80412b0fc9772

    SHA256

    dc63e0a0dc9d6d51546b0e58a0bb335088216892e23f1e47c709b3b9d223dd26

    SHA512

    925e6924999346f05fd0489defdc136cba638af3e7a05546555539c6ee95a45f224f77465374e1092973049fc300fac9a7fe5eeecb2020f9679afe2f3bd9c089

  • C:\Users\Admin\AppData\Roaming\dcpower\required.exe
    Filesize

    1013KB

    MD5

    eebf02768297ef104a07d6bb59069f25

    SHA1

    fcfc068313e49d0643bd63e4b7e80412b0fc9772

    SHA256

    dc63e0a0dc9d6d51546b0e58a0bb335088216892e23f1e47c709b3b9d223dd26

    SHA512

    925e6924999346f05fd0489defdc136cba638af3e7a05546555539c6ee95a45f224f77465374e1092973049fc300fac9a7fe5eeecb2020f9679afe2f3bd9c089

  • C:\Users\Admin\AppData\Roaming\dcpower\required.exe
    Filesize

    1013KB

    MD5

    eebf02768297ef104a07d6bb59069f25

    SHA1

    fcfc068313e49d0643bd63e4b7e80412b0fc9772

    SHA256

    dc63e0a0dc9d6d51546b0e58a0bb335088216892e23f1e47c709b3b9d223dd26

    SHA512

    925e6924999346f05fd0489defdc136cba638af3e7a05546555539c6ee95a45f224f77465374e1092973049fc300fac9a7fe5eeecb2020f9679afe2f3bd9c089

  • memory/616-135-0x0000000000000000-mapping.dmp
  • memory/616-137-0x0000000000400000-0x00000000004B2000-memory.dmp
    Filesize

    712KB

  • memory/3340-132-0x0000000000000000-mapping.dmp