Analysis

  • max time kernel
    149s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13/07/2024, 02:55

General

  • Target
    3fea74f54c3c4415efc1981bc1c0c3dd_JaffaCakes118.exe
  • Size 2.1MB
  • Sample240713-deyefssfjr
  • SHA256 c333e72e51bfb19293dda47865b518b74c2b99e7f2e7e5e603764aa336bf16bb
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • Darkcomet

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

  • Modifies firewall policy service 3 TTPs 3 IoCs
  • Modifies security service 2 TTPs 1 IoCs
  • Windows security bypass 2 TTPs 1 IoCs
  • Checks BIOS information in registry 2 TTPs 2 IoCs

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

  • Loads dropped DLL 1 IoCs
  • Windows security modification 2 TTPs 1 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 64 IoCs
  • Suspicious use of SetThreadContext 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 24 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3fea74f54c3c4415efc1981bc1c0c3dd_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\3fea74f54c3c4415efc1981bc1c0c3dd_JaffaCakes118.exe"
    1⤵
    • Modifies firewall policy service
    • Modifies security service
    • Windows security bypass
    • Checks BIOS information in registry
    • Loads dropped DLL
    • Windows security modification
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious use of SetThreadContext
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:60
    • C:\Windows\SysWOW64\explorer.exe
      "C:\Windows\SysWOW64\explorer.exe"
      2⤵
      • Suspicious use of SetWindowsHookEx
      PID:5876
    • C:\Windows\SysWOW64\explorer.exe
      "C:\Windows\SysWOW64\explorer.exe"
      2⤵
        PID:5844

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          SEB2C5.tmp

          • Path C:\Users\Admin\AppData\Local\Temp\SEB2C5.tmp
          • Size 1024B
          • SHA256 cc033f00e96cae1829e3a5c15150fe68a62f65440f1b158d9257370fbc488a9b
          • MD5 SHA1 SHA512

          memory/60-6554-0x0000000000400000-0x0000000000693000-memory.dmp

          memory/60-6565-0x0000000000400000-0x0000000000693000-memory.dmp

          memory/60-1494-0x0000000076710000-0x00000000768B0000-memory.dmp

          memory/60-4058-0x00000000772B0000-0x000000007732A000-memory.dmp

          memory/60-3-0x0000000076430000-0x0000000076645000-memory.dmp

          memory/60-6546-0x0000000000400000-0x0000000000693000-memory.dmp

          memory/60-6547-0x0000000000400000-0x0000000000693000-memory.dmp

          memory/60-6548-0x0000000000400000-0x0000000000693000-memory.dmp

          memory/60-6549-0x0000000000400000-0x0000000000693000-memory.dmp

          memory/60-6568-0x0000000000400000-0x0000000000693000-memory.dmp

          memory/60-6567-0x0000000000400000-0x0000000000693000-memory.dmp

          memory/60-0-0x0000000000400000-0x0000000000693000-memory.dmp

          memory/60-1492-0x0000000002AA0000-0x0000000002C54000-memory.dmp

          memory/60-6555-0x0000000000400000-0x0000000000693000-memory.dmp

          memory/60-6561-0x0000000000400000-0x0000000000693000-memory.dmp

          memory/60-6558-0x0000000000400000-0x0000000000693000-memory.dmp

          memory/60-6559-0x0000000000400000-0x0000000000693000-memory.dmp

          memory/60-6560-0x0000000000400000-0x0000000000693000-memory.dmp

          memory/60-6557-0x0000000000400000-0x0000000000693000-memory.dmp

          memory/60-6562-0x0000000000400000-0x0000000000693000-memory.dmp

          memory/60-6563-0x0000000000400000-0x0000000000693000-memory.dmp

          memory/60-6564-0x0000000000400000-0x0000000000693000-memory.dmp

          memory/60-6556-0x0000000002AA0000-0x0000000002C54000-memory.dmp

          memory/60-6566-0x0000000000400000-0x0000000000693000-memory.dmp

          memory/5876-6551-0x0000000000400000-0x0000000000444000-memory.dmp

          memory/5876-6550-0x0000000000400000-0x0000000000444000-memory.dmp