Analysis

  • max time kernel
    149s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240419-en
  • resource tags

    arch:x64arch:x86image:win7-20240419-enlocale:en-usos:windows7-x64system
  • submitted
    04-07-2024 22:02

General

  • Target

    266292080bbba5b1f2e03d0a82426ac3_JaffaCakes118.exe

  • Size

    136KB

  • MD5

    266292080bbba5b1f2e03d0a82426ac3

  • SHA1

    29dff12cd9ae389d1328d7d47437deebd564092a

  • SHA256

    eb0c944e1325de5859e5a2bd08f1c2e4b1b55b36daff121d1702dec931c2fc06

  • SHA512

    855b6fffde48be31f7df7f394e3cdd84a70938abb892f1a1ce55c5e3018e2252a564e34183fa95057a42f00dbf9cd01348d322729ee4f5661077458bdea34519

  • SSDEEP

    1536:NhmqXOTy6npK9x5WPjeATvbtjYYVHdzqZgIYEOCozOZD:yqX8jI93WPyAdYZgI2CozAD

Score
10/10

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 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).

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\266292080bbba5b1f2e03d0a82426ac3_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\266292080bbba5b1f2e03d0a82426ac3_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2284
    • C:\Users\Admin\foialos.exe
      "C:\Users\Admin\foialos.exe"
      2⤵
      • Modifies visiblity of hidden/system files in Explorer
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2828

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \Users\Admin\foialos.exe

    Filesize

    136KB

    MD5

    7eb46fdb1bd43b9956223de14535a4b1

    SHA1

    9eb0aea52c7eb366fed957c88919fb0832960aa8

    SHA256

    b5b2b13856289cab3c966bc1e3ca4fa14f0ec2884de8af9ac33bfe748e3fdcee

    SHA512

    0f9fce1c1792d2232677e791479005c94ed850eb36aab1b53ff16b1a5920d75adcbba3b9fc0dbf8a53baf1061e86a6f3544059a71a77ebe72e3d4250f2d5f389