Analysis

  • max time kernel
    149s
  • max time network
    126s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19/08/2024, 13:53

General

  • Target

    ab48a0a04128bf05c50ac8837bfd7208_JaffaCakes118.exe

  • Size

    228KB

  • MD5

    ab48a0a04128bf05c50ac8837bfd7208

  • SHA1

    da3df8f8c13b37f1684162e3b1d4e561c48dbe46

  • SHA256

    295ca88e7ca07dc2e4cd818b0e1d5b39949789202c682a373846bd927d15aff0

  • SHA512

    4dc9ce906587695f64dd1b951e4ee325334a3ded9d5de62eb64c9d1bc2b8a5b6bc63230056c5bde42dc9dbcee5ce09b84bab7e28c78a2e6ec1a865858abea8dd

  • SSDEEP

    6144:ZKdbC3dwqsNy5ibpNjl4EqxF6snji81RUinKIC50:MdbgdQxlO

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\ab48a0a04128bf05c50ac8837bfd7208_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\ab48a0a04128bf05c50ac8837bfd7208_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:3524
    • C:\Users\Admin\taapao.exe
      "C:\Users\Admin\taapao.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:764

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\taapao.exe

    Filesize

    228KB

    MD5

    6e1bccddf987e6fb4d4fa73d2b2157ff

    SHA1

    b8117136758b6a3d3acd13922097fa4ccf8f20e1

    SHA256

    a12535be7914243cd492485a20c255c8d27012d470a9f039ee364825736367ad

    SHA512

    b367529b2eea247be65f4ec8e225a2b9d0f42cd4873ab319e9593fe23489a986ca6bb9809d82cc2469e94004716d7bc79125dd057bc60104cc27afeff92e625a