Analysis

  • max time kernel
    149s
  • max time network
    131s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18/08/2024, 16:10

General

  • Target

    a752c8b9669932ab888646ba10f2fe6f_JaffaCakes118.exe

  • Size

    204KB

  • MD5

    a752c8b9669932ab888646ba10f2fe6f

  • SHA1

    aa817c818a3f5288e074bf9f8c1fbca8932a864a

  • SHA256

    ceef4ef6fcbdb6c15416dcd12fb465682d5516e9f2815ff9d96c64ada2e9c8bb

  • SHA512

    cc3b9bceac8b40702a2d8ec58d3e65d217c3ffec386921e754fd008c729b280e40e6af3ef697d870ab7e6cbdbf4d5689366afd9a8ae1fe590eb1112ed6614120

  • SSDEEP

    3072:UmvW8Z0tQ9nLHbB9W0c1TqECzR/mkSYGrl9ymgYUWfTc:v+e4QxL7B9W0c1RCzR/fSmlMw

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 27 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\a752c8b9669932ab888646ba10f2fe6f_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\a752c8b9669932ab888646ba10f2fe6f_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:4408
    • C:\Users\Admin\cimes.exe
      "C:\Users\Admin\cimes.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:4956

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\cimes.exe

    Filesize

    204KB

    MD5

    2311f136f97b326fccf2f5349baaa9fd

    SHA1

    db3769ae1d9b21bb54a1aaaaee791a8232e091e3

    SHA256

    56d3e39816f93af145747f7259e8a270096103c4fe76aefd7555f703b3acd9fe

    SHA512

    5043883d3c57000eb57ed1bb96e4bb4761ea9ed06bf60ef1f3dad4b6d61823289898ad953f91ef23ddfa3e7f71510a3b95411f40f6df61e69bafc5ebdf1fb580