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Analysis

  • max time kernel
    128s
  • max time network
    138s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    08/02/2025, 08:10

General

  • Target

    JaffaCakes118_c0e7ae37e6873342d5477074b8c71243.exe

  • Size

    184KB

  • MD5

    c0e7ae37e6873342d5477074b8c71243

  • SHA1

    0f2ade272fa2846a44bb0cafc9837ca3da684f55

  • SHA256

    df0db4dab70469420141195b5cb2faec0182a32601573c447dc9ec6f0cc9d98f

  • SHA512

    9bb08a6059361a1492c43523cdb46e2a3110582424302b552bc79dc5fc555eaba46cb759671928c68c65198a715471c3ec7870534efb48e22c9145fd1bfa9453

  • SSDEEP

    3072:NfJBs6WQx2cAnuvH7PPXH/+llxTU8EYxcEm0XB2Murob+:NJBs6WQUcAnYH7nX0lRU8EvEmcNurob

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.

  • Gh0strat family
  • Server Software Component: Terminal Services DLL 1 TTPs 1 IoCs
  • Deletes itself 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

  • Drops file in System32 directory 2 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

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

  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Modifies data under HKEY_USERS 6 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c0e7ae37e6873342d5477074b8c71243.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c0e7ae37e6873342d5477074b8c71243.exe"
    1⤵
    • Server Software Component: Terminal Services DLL
    • Drops file in System32 directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    PID:2520
  • C:\Windows\SysWOW64\svchost.exe
    C:\Windows\SysWOW64\svchost.exe -k netsvcs
    1⤵
    • Deletes itself
    • Loads dropped DLL
    • Writes to the Master Boot Record (MBR)
    • System Location Discovery: System Language Discovery
    • Checks processor information in registry
    • Modifies data under HKEY_USERS
    • Suspicious use of AdjustPrivilegeToken
    PID:348

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \??\c:\windows\SysWOW64\ntfastuserswitchingcompatibility.dll

    Filesize

    148KB

    MD5

    1d73d3e58330178a7f92349ff0d88ede

    SHA1

    88e34564d921c368d27c74b35b27c49270172311

    SHA256

    70f55edcff86ce316a38426c3a8f242740539342d9285cd070c13d07b9e56d96

    SHA512

    6e63789526f1ce2b4c6d2e17c71a7431141176e76666b53cdb1eb9fd050d9e78022b62e2c90d23a0b347e5f3af834d4e1abe92986d21c6c90cd4cb5f6e0eb3c7