Analysis

  • max time kernel
    118s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    22/07/2024, 13:30

General

  • Target

    635befd490efbdf382649cee2c68101e_JaffaCakes118.exe

  • Size

    728KB

  • MD5

    635befd490efbdf382649cee2c68101e

  • SHA1

    fe84ae55ee4fcb35715a5c1ddc891e7624b80896

  • SHA256

    d38d7ef94c6aa9881ad8660eb9d1db12998842f7e264539fbbac460dc78d1153

  • SHA512

    50cdddc79c65226159e319c194eec86946c479930d4e066f2f923cf316cd59ed7f20e0722adb90b34618fc20b7571561ef04da705cb9e300c4eacb188e01eb92

  • SSDEEP

    12288:fowD+pYUu7tOZjVrrX8gV0nxjfyZuXhqfdYS8CWcA2p:fowDF7tOZjtBifx6WW

Malware Config

Signatures

  • Darkcomet

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

  • Modifies WinLogon for persistence 2 TTPs 1 IoCs
  • Checks BIOS information in registry 2 TTPs 1 IoCs

    BIOS information is often read in order to detect sandboxing environments.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • Program crash 1 IoCs
  • Checks processor information in registry 2 TTPs 4 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Enumerates system info in registry 2 TTPs 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 25 IoCs
  • Suspicious use of WriteProcessMemory 32 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\635befd490efbdf382649cee2c68101e_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\635befd490efbdf382649cee2c68101e_JaffaCakes118.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2884
    • C:\Users\Admin\AppData\Local\Temp\635befd490efbdf382649cee2c68101e_JaffaCakes118.exe
      "C:\Users\Admin\AppData\Local\Temp\635befd490efbdf382649cee2c68101e_JaffaCakes118.exe"
      2⤵
      • Modifies WinLogon for persistence
      • Checks BIOS information in registry
      • Adds Run key to start application
      • Suspicious use of SetThreadContext
      • Checks processor information in registry
      • Enumerates system info in registry
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2868
      • C:\Windows\SysWOW64\explorer.exe
        "C:\Windows\SysWOW64\explorer.exe"
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:2656
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2656 -s 252
          4⤵
          • Program crash
          PID:2724

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2656-28-0x0000000000400000-0x00000000004B7000-memory.dmp

    Filesize

    732KB

  • memory/2656-30-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2656-40-0x0000000000400000-0x00000000004B7000-memory.dmp

    Filesize

    732KB

  • memory/2656-32-0x0000000000400000-0x00000000004B7000-memory.dmp

    Filesize

    732KB

  • memory/2656-37-0x0000000000400000-0x00000000004B7000-memory.dmp

    Filesize

    732KB

  • memory/2868-12-0x0000000000400000-0x00000000004B0000-memory.dmp

    Filesize

    704KB

  • memory/2868-20-0x0000000000400000-0x00000000004B0000-memory.dmp

    Filesize

    704KB

  • memory/2868-8-0x0000000000400000-0x00000000004B0000-memory.dmp

    Filesize

    704KB

  • memory/2868-6-0x0000000000400000-0x00000000004B0000-memory.dmp

    Filesize

    704KB

  • memory/2868-14-0x0000000000400000-0x00000000004B0000-memory.dmp

    Filesize

    704KB

  • memory/2868-4-0x0000000000400000-0x00000000004B0000-memory.dmp

    Filesize

    704KB

  • memory/2868-22-0x0000000000400000-0x00000000004B0000-memory.dmp

    Filesize

    704KB

  • memory/2868-10-0x0000000000400000-0x00000000004B0000-memory.dmp

    Filesize

    704KB

  • memory/2868-23-0x0000000000400000-0x00000000004B0000-memory.dmp

    Filesize

    704KB

  • memory/2868-24-0x0000000000400000-0x00000000004B0000-memory.dmp

    Filesize

    704KB

  • memory/2868-0-0x0000000000400000-0x00000000004B0000-memory.dmp

    Filesize

    704KB

  • memory/2868-16-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2868-18-0x0000000000400000-0x00000000004B0000-memory.dmp

    Filesize

    704KB

  • memory/2868-19-0x0000000000400000-0x00000000004B0000-memory.dmp

    Filesize

    704KB

  • memory/2868-38-0x0000000000400000-0x00000000004B0000-memory.dmp

    Filesize

    704KB

  • memory/2868-2-0x0000000000400000-0x00000000004B0000-memory.dmp

    Filesize

    704KB