Analysis

  • max time kernel
    150s
  • max time network
    150s
  • 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, 01:29

General

  • Target

    eed0a063eae80ad6e67a65b035785f11_JaffaCakes118.exe

  • Size

    124KB

  • MD5

    eed0a063eae80ad6e67a65b035785f11

  • SHA1

    23da75b059761e3fcf81ff35664ac06649b90445

  • SHA256

    3d74b8dcfdf6df0fd1abd0093aaa48646b7bd055377713af8f8301aaa97f5c19

  • SHA512

    5d7a69bd002e46fc80f4e9cbd99bf66a2aba0beecef0c70996adc4c1708b4dca96b2d6a8abc89d8cd213421f7d04657204c2050cc39e3ca4ffb31a80d664dc62

  • SSDEEP

    3072:gCYK3vXvOG2RdYjH08qdLxilMiyfwAfGWMwV:hYK3vXWG4mzQLxilMiyfwAfGW

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 53 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\eed0a063eae80ad6e67a65b035785f11_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\eed0a063eae80ad6e67a65b035785f11_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:844
    • C:\Users\Admin\duebeq.exe
      "C:\Users\Admin\duebeq.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:4100

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\duebeq.exe

    Filesize

    124KB

    MD5

    9ddee137a2e67f1a891f1f30ba5349de

    SHA1

    dbd43c114d9d3a112f4374d1784707bae701cf3d

    SHA256

    b83d47d0632870bd83fcf810edf1ff167e6d25c34064483619189d715f3321a1

    SHA512

    2dd8779e2932902af83a096d97d5fdddda2dab205d0f99bc922ada8b7870f12da4351d35dec9d9c92e6d6e415878d2e9c001509a1c9f8cdbcfa805b854e3096e

  • memory/844-0-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/844-37-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/4100-34-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/4100-38-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB