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Analysis

  • max time kernel
    148s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    11/10/2024, 19:58

General

  • Target

    368f19147f2c95c486814b79ae94d045_JaffaCakes118.exe

  • Size

    201KB

  • MD5

    368f19147f2c95c486814b79ae94d045

  • SHA1

    50c2e0a07928e961bf266a4d49fd749f2cd94440

  • SHA256

    73d952a5cb1b621d30396c0c2d5fb99c342acffb7f4e4602b407bd01c833134b

  • SHA512

    ea752a2f3a040b9f19f0b33c341433f904ebab3150797e6d277e33a6988ac649733a19f8b4910ae2def08067b04dd8979b5ee998c3c094a8b2bf7afeb3c0e9c5

  • SSDEEP

    3072:CJDR/I7cYrrnGYtAnwRaycFyExbpjC9O20HyPoTGDAA+1gwYTxMw79Fus1+zmzm:DDRayUywUpEyPo4AA+WxH79FusUqzm

Malware Config

Signatures

  • Modifies firewall policy service 3 TTPs 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • UPX packed file 2 IoCs

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

  • Enumerates physical storage devices 1 TTPs

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

  • 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 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\368f19147f2c95c486814b79ae94d045_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\368f19147f2c95c486814b79ae94d045_JaffaCakes118.exe"
    1⤵
    • Modifies firewall policy service
    • Loads dropped DLL
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2524
    • C:\Users\Admin\M-1-52-5782-8754-5245\winsam.exe
      "C:\Users\Admin\M-1-52-5782-8754-5245\winsam.exe"
      2⤵
      • Executes dropped EXE
      PID:2520

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \Users\Admin\M-1-52-5782-8754-5245\winsam.exe

    Filesize

    201KB

    MD5

    368f19147f2c95c486814b79ae94d045

    SHA1

    50c2e0a07928e961bf266a4d49fd749f2cd94440

    SHA256

    73d952a5cb1b621d30396c0c2d5fb99c342acffb7f4e4602b407bd01c833134b

    SHA512

    ea752a2f3a040b9f19f0b33c341433f904ebab3150797e6d277e33a6988ac649733a19f8b4910ae2def08067b04dd8979b5ee998c3c094a8b2bf7afeb3c0e9c5

  • memory/2520-15-0x0000000000400000-0x000000000044A000-memory.dmp

    Filesize

    296KB

  • memory/2520-16-0x0000000000400000-0x000000000044A000-memory.dmp

    Filesize

    296KB

  • memory/2524-0-0x0000000000400000-0x000000000044A000-memory.dmp

    Filesize

    296KB

  • memory/2524-1-0x000000000042B000-0x000000000042D000-memory.dmp

    Filesize

    8KB

  • memory/2524-2-0x0000000000400000-0x000000000044A000-memory.dmp

    Filesize

    296KB

  • memory/2524-12-0x0000000003470000-0x00000000034BA000-memory.dmp

    Filesize

    296KB