Analysis

  • max time kernel
    140s
  • max time network
    141s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240412-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19-04-2024 18:16

General

  • Target

    fae3720e64245eba913ba5d5de5a637c_JaffaCakes118.exe

  • Size

    412KB

  • MD5

    fae3720e64245eba913ba5d5de5a637c

  • SHA1

    bc7f68a84e695085a1311ceaf8db9241a6da2345

  • SHA256

    43b5a19582bf1ecb7d5a97998f4d4fe68854f5800bc9373544d67aa54eaa62ea

  • SHA512

    5212fbdbefb90fcfce0679f7220fe0f70c1f9049d3c9ad6dab7d86e7bb2c52283ef135d772bb3b7cc9d7d96e53ae88a02b0a312432998ae56234552bca845eaf

  • SSDEEP

    12288:4hqgXz7Kb0oNAIDKth/iJ+2qtBuCXx9ar:457+b8JuVqX10

Malware Config

Extracted

Family

darkcomet

Botnet

Guest16_min

C2

tazukibounce.no-ip.info:9678

Mutex

DCMIN_MUTEX-PW6CDLH

Attributes
  • InstallPath

    DCSCMIN\IMDCSC.exe

  • gencode

    4a1nDTvXMDlZ

  • install

    true

  • offline_keylogger

    true

  • persistence

    false

  • reg_key

    server

Signatures

  • Darkcomet

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

  • Suspicious use of SetThreadContext 1 IoCs
  • Program crash 1 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\fae3720e64245eba913ba5d5de5a637c_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\fae3720e64245eba913ba5d5de5a637c_JaffaCakes118.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:3252
    • C:\Users\Admin\AppData\Local\Temp\fae3720e64245eba913ba5d5de5a637c_JaffaCakes118.exe
      "C:\Users\Admin\AppData\Local\Temp\fae3720e64245eba913ba5d5de5a637c_JaffaCakes118.exe"
      2⤵
        PID:3264
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3264 -s 520
          3⤵
          • Program crash
          PID:4268
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 368 -p 3264 -ip 3264
      1⤵
        PID:4428

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/3252-0-0x0000000074DB0000-0x0000000075361000-memory.dmp

        Filesize

        5.7MB

      • memory/3252-1-0x0000000074DB0000-0x0000000075361000-memory.dmp

        Filesize

        5.7MB

      • memory/3252-2-0x0000000001310000-0x0000000001320000-memory.dmp

        Filesize

        64KB

      • memory/3252-7-0x0000000074DB0000-0x0000000075361000-memory.dmp

        Filesize

        5.7MB

      • memory/3264-4-0x0000000000500000-0x00000000005B2000-memory.dmp

        Filesize

        712KB

      • memory/3264-11-0x0000000000500000-0x00000000005B2000-memory.dmp

        Filesize

        712KB

      • memory/3264-16-0x0000000000500000-0x00000000005B2000-memory.dmp

        Filesize

        712KB

      • memory/3264-17-0x0000000000500000-0x00000000005B2000-memory.dmp

        Filesize

        712KB