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Analysis

  • max time kernel
    133s
  • max time network
    143s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21/08/2024, 00:22

General

  • Target

    b170e40d47a014f9803178cfef259391_JaffaCakes118.dll

  • Size

    155KB

  • MD5

    b170e40d47a014f9803178cfef259391

  • SHA1

    42e7c2052d509462a2310f32fa9c0ed54ded521c

  • SHA256

    fa16b3c1b58b4f354e66a04787fdc0c3e29342addcec16a9f3a168f5d4c395f2

  • SHA512

    44cbec6fe9f19f9a2914486f9be53f4029553558f75735ec3016b9af0a98826f6e5b4a8faa6846b8408974d7b3797481cced18eb215ce1c888945aa5c2c88ec5

  • SSDEEP

    3072:PBWHWVKhqPEzO/V1VrNYQkCA+HFSWvs3TBftrnob2i:5WHg9DNYtEHhvs3TBlrnobD

Score
10/10

Malware Config

Signatures

  • Gh0st RAT payload 1 IoCs
  • Gh0strat

    Gh0st RAT is a remote access tool (RAT) with its source code public and it has been used by multiple Chinese groups.

  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\b170e40d47a014f9803178cfef259391_JaffaCakes118.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4884
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\b170e40d47a014f9803178cfef259391_JaffaCakes118.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:4772
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4772 -s 600
        3⤵
        • Program crash
        PID:3628
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4772 -ip 4772
    1⤵
      PID:3596

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • memory/4772-0-0x0000000020000000-0x0000000020027000-memory.dmp

      Filesize

      156KB