Analysis

  • max time kernel
    150s
  • max time network
    95s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19-09-2024 06:52

General

  • Target

    eacbd21b64ff72559ab5eedcd804cf3b_JaffaCakes118.exe

  • Size

    128KB

  • MD5

    eacbd21b64ff72559ab5eedcd804cf3b

  • SHA1

    4a311b1fd872435025387673a23ef26888dcb800

  • SHA256

    7a9c6bb5183335b9650b0186a86de7c0f4a06529c056da928c2715802200bbde

  • SHA512

    7412d761e358df8c26c90f08473e64da885c32f9a45dc17e2c92f4d2de1afb8e008e3879f836917d78723a6c752371348894822ad002b3061207f8f55a5cbbab

  • SSDEEP

    3072:/Mxi0mTSIMu94ji3y4CpCfCGCCOCwC9CvCFCfCLCvCUCLC2FInROUSRSGSuSQSmR:UopTSIMbi3yGFInRO

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 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 1 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 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\eacbd21b64ff72559ab5eedcd804cf3b_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\eacbd21b64ff72559ab5eedcd804cf3b_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2624
    • C:\Users\Admin\daoopu.exe
      "C:\Users\Admin\daoopu.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
      • Suspicious use of WriteProcessMemory
      PID:5000

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\daoopu.exe

    Filesize

    128KB

    MD5

    b01827562f50e6cc334a77efc576dd1a

    SHA1

    8d9251e5e437d256d228790dd887dbb903ee3fd8

    SHA256

    6d4e3557fff7276bf5e1a45a030db6f02176171190873c81207ab69748b6c032

    SHA512

    192b72a60b5f875d2cbd3c452c3767c7a9fb065ec408ea21ed304ce2dea16ac8ef962ca401eab60ef721547997c0aca713b2578f67cdf1edc4fd929fee71fe75

  • memory/2624-0-0x0000000000400000-0x0000000000437000-memory.dmp

    Filesize

    220KB

  • memory/2624-37-0x0000000000400000-0x0000000000437000-memory.dmp

    Filesize

    220KB

  • memory/5000-34-0x0000000000400000-0x0000000000437000-memory.dmp

    Filesize

    220KB

  • memory/5000-38-0x0000000000400000-0x0000000000437000-memory.dmp

    Filesize

    220KB