Analysis

  • max time kernel
    150s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    29-11-2024 01:32

General

  • Target

    ae2f10cacadfe41dd247240e41dba37d_JaffaCakes118.exe

  • Size

    333KB

  • MD5

    ae2f10cacadfe41dd247240e41dba37d

  • SHA1

    a52a1464d3be6cf53f0cde34eeb70ea99b207f65

  • SHA256

    7139ab381202be27caaab4a1f08fa1b2e5382e7f323a2e2ac1bd7507cc22f0de

  • SHA512

    2a275cd872a1a9e1530d35206a782f6dd4d7d8e64d9aeb2228871cbacc4269d107a7d35ee8839ff18491eca9bafcd4fd5aa1e271537880cb890f90223f779007

  • SSDEEP

    6144:ggjE26cdCJCdabpH435ebKV84TA0lzquL8crcL3+jb:1OWalH4wbiZDL8KcL3+jb

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
  • Checks BIOS information in registry 2 TTPs 2 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 1 IoCs
  • UPX packed file 11 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • System Location Discovery: System Language Discovery 1 TTPs 3 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 1 IoCs

    Adversaries may check for Internet connectivity on compromised systems.

  • Checks processor information in registry 2 TTPs 8 IoCs

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

  • Enumerates system info in registry 2 TTPs 2 IoCs
  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 46 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 10 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ae2f10cacadfe41dd247240e41dba37d_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\ae2f10cacadfe41dd247240e41dba37d_JaffaCakes118.exe"
    1⤵
    • Modifies WinLogon for persistence
    • Checks BIOS information in registry
    • Adds Run key to start application
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2848
    • C:\Windows\SysWOW64\explorer.exe
      "C:\Windows\SysWOW64\explorer.exe"
      2⤵
      • Checks BIOS information in registry
      • System Location Discovery: System Language Discovery
      • Checks processor information in registry
      • Enumerates system info in registry
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:2384
    • C:\Windows\SysWOW64\ping.exe
      ping 127.0.0.1 -n 5 > NUL del "C:\Users\Admin\AppData\Local\Temp\ae2f10cacadfe41dd247240e41dba37d_JaffaCakes118.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • System Network Configuration Discovery: Internet Connection Discovery
      • Runs ping.exe
      PID:2760

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/2384-5-0x0000000000400000-0x00000000004E6000-memory.dmp

    Filesize

    920KB

  • memory/2384-17-0x0000000000400000-0x00000000004E6000-memory.dmp

    Filesize

    920KB

  • memory/2384-9-0x0000000000400000-0x00000000004E6000-memory.dmp

    Filesize

    920KB

  • memory/2384-6-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2384-10-0x0000000000400000-0x00000000004E6000-memory.dmp

    Filesize

    920KB

  • memory/2384-14-0x0000000000400000-0x00000000004E6000-memory.dmp

    Filesize

    920KB

  • memory/2384-21-0x00000000001B0000-0x00000000001B1000-memory.dmp

    Filesize

    4KB

  • memory/2384-20-0x0000000000400000-0x00000000004E6000-memory.dmp

    Filesize

    920KB

  • memory/2384-12-0x0000000000400000-0x00000000004E6000-memory.dmp

    Filesize

    920KB

  • memory/2384-15-0x00000000001B0000-0x00000000001B1000-memory.dmp

    Filesize

    4KB

  • memory/2384-16-0x0000000000400000-0x00000000004E6000-memory.dmp

    Filesize

    920KB

  • memory/2384-19-0x0000000000400000-0x00000000004E6000-memory.dmp

    Filesize

    920KB

  • memory/2384-18-0x0000000000400000-0x00000000004E6000-memory.dmp

    Filesize

    920KB

  • memory/2848-0-0x0000000000400000-0x00000000004E6000-memory.dmp

    Filesize

    920KB

  • memory/2848-13-0x0000000000400000-0x00000000004E6000-memory.dmp

    Filesize

    920KB

  • memory/2848-1-0x0000000000260000-0x0000000000261000-memory.dmp

    Filesize

    4KB