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
    21-09-2024 04:14

General

  • Target

    ef0c1c7e4b325f057e7cfc55462341db_JaffaCakes118.exe

  • Size

    132KB

  • MD5

    ef0c1c7e4b325f057e7cfc55462341db

  • SHA1

    5ea6aa308305ee7b5d16592137a87eb3fd69d15e

  • SHA256

    12e0df9e8a2bab92e09f9e008ebf790967238cb9dc803a493f996844e3d5b8e7

  • SHA512

    3a110732b0993ede8ced54d7530a6a214071f4a15fa8f83f277778756d4433a97863752f1728d80b531d2c5dca03a0ec6ea060b9964d932346b1c82128c1ce29

  • SSDEEP

    3072:V0RPXEcBrPf9HU9Oki6DX37fAd9LE5j4oQB:VmPXEcBrPFHU9Ok7rfKOdy

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 51 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\ef0c1c7e4b325f057e7cfc55462341db_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\ef0c1c7e4b325f057e7cfc55462341db_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:1892
    • C:\Users\Admin\qaumag.exe
      "C:\Users\Admin\qaumag.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:1968

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\qaumag.exe

    Filesize

    132KB

    MD5

    63d57338e0d24739e4d3b374937a72bf

    SHA1

    dbd8b86855a58bfbc7d8c265a7ed5e6767911b9f

    SHA256

    0965a7e6d52679e3cf272c66ca160381f9c7db0337dd823cb168af4503c66f56

    SHA512

    0ce262a3fa52243710017d1f8a20321fd8416de4b266e0f18841dae070092c540a879eb19e6908f345344b30e099e7143c02979fb53d9a7bd42b737292142b4c