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Analysis

  • max time kernel
    149s
  • max time network
    97s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13/09/2024, 09:23

General

  • Target

    de23fbe2692ac84aa2ead8f93a6deac9_JaffaCakes118.exe

  • Size

    132KB

  • MD5

    de23fbe2692ac84aa2ead8f93a6deac9

  • SHA1

    8a81eb0c5f03109ffa95d3d2bc073b7cb01856a7

  • SHA256

    730c926d45ec56928009b2f7152f4fc99661bf577f36bced0e9e07c087efb143

  • SHA512

    f90bcc25eadfa6846114ec20dd16a4fb0b48311350be4e65864e3fea8f62eee8d95cf506e94ad68cca93985cd0b22c2e91da6cc58d05ef9e9fe6d61996c3241a

  • SSDEEP

    1536:vwWzZgYu9+7gWbrimfWSeJFzkRcTwdEQdIumgDL0FfxTGSGejUroD:vw5T8gWi2eJFzkRswUumgDLOfDGeAM

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 52 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • 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.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\de23fbe2692ac84aa2ead8f93a6deac9_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\de23fbe2692ac84aa2ead8f93a6deac9_JaffaCakes118.exe"
    1⤵
    • Modifies visiblity of hidden/system files in Explorer
    • Checks computer location settings
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:5080
    • C:\Users\Admin\faudiax.exe
      "C:\Users\Admin\faudiax.exe"
      2⤵
      • Modifies visiblity of hidden/system files in Explorer
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:3740

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\faudiax.exe

    Filesize

    132KB

    MD5

    199dc2a1a18fd9b759bd144b962ebbb6

    SHA1

    8a7fe97df8097dd1834a1667cc62888182667f3c

    SHA256

    363b3a7bf94372fedc69f2b39475add3522e0d6ea21cc903a3126c6d5e099db4

    SHA512

    dd1475e53c900b4d8eff41befdb0cc9ae256d918adc4aca9e39818cdbd58cf9b6d8b18665b98008b904c8e78115f5952c3ffa860c52756ad6a6b6eca1934ea7a