Analysis

  • max time kernel
    150s
  • max time network
    123s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-08-2024 15:14

General

  • Target

    c10275148bb8b062044030c71dce92dc_JaffaCakes118.exe

  • Size

    100KB

  • MD5

    c10275148bb8b062044030c71dce92dc

  • SHA1

    8b65b38496723d98dc0d24558d9317b404c377fb

  • SHA256

    a6ebcd5ddc0b10ebbd73f623c652d3a159d30cfbb1e7ea5e6a143be65da035c5

  • SHA512

    81f708365f54d99a4ef8f5dff7a2511cf04f9d9c21cf4c5bee14bd7b77b8aab810356894a8a371b12e7d58abe24921c2d60203acfbb4a93fdd31133cda5694c3

  • SSDEEP

    1536:yqV8iAuismyWsORw0wF9MGM9K/lKtNgCMbATbL3N+NM5Ef7NIjnZWr:rOtTLOM5MCnIr

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\c10275148bb8b062044030c71dce92dc_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\c10275148bb8b062044030c71dce92dc_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:2672
    • C:\Users\Admin\qiuid.exe
      "C:\Users\Admin\qiuid.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:1424

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\qiuid.exe

    Filesize

    100KB

    MD5

    a40ab9c9ac79875255d96dea1029717c

    SHA1

    839b6d6269e75671cf7e46956b4db90187c8e8f0

    SHA256

    88a45f8a5d11ce7967b4baf0acc1a3dbb3e62570c6c6283d38b821996f8dee7a

    SHA512

    f0139c89b7ce233a887a554d237df0e6bb569003545b035d582670b2137f6a8bc4a268751785b06b816670e3bb62d056ffe09dfd56dc4ed2d633e474d51d6d68