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Analysis

  • max time kernel
    149s
  • max time network
    134s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19/09/2024, 18:28

General

  • Target

    ebf16e4d0087fa350660cd4d030b1024_JaffaCakes118.exe

  • Size

    100KB

  • MD5

    ebf16e4d0087fa350660cd4d030b1024

  • SHA1

    2f4b09a4481f66fadc018debfd0ecf100544ffd8

  • SHA256

    30846fd674f47afad2a42f44b972fb30ee7ae0310894c1700aa40e1000587c97

  • SHA512

    377b178872b5ee9d6dc883933dec4f3a497631556dc96ff4b7df89c44d0a6418bd91d86ae0bcdeedd82ab1af5a11191d96f01562aa114f02736b5e4c08979507

  • SSDEEP

    1536:jjtGo82NTzwGqMGAc4ohrPXo+73Rez8b0SyKNIjnZrJ:XwGNurPX7CKCnlJ

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\ebf16e4d0087fa350660cd4d030b1024_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\ebf16e4d0087fa350660cd4d030b1024_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:3668
    • C:\Users\Admin\liaici.exe
      "C:\Users\Admin\liaici.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:3740
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4400,i,3210801877307184477,8078594481454001567,262144 --variations-seed-version --mojo-platform-channel-handle=3864 /prefetch:8
    1⤵
      PID:1500

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\liaici.exe

      Filesize

      100KB

      MD5

      940fec3cba37739dcbaa3f722d0cf40f

      SHA1

      f1a5d90b65e2a72e4c01dc00e224534c7dcc7a1f

      SHA256

      6d7e11d25f25f7129538ffc1bacee6b8a614a0b5c9bea28277f715b2724bc47c

      SHA512

      90102caa76ef9c41c74e2bcb7d1deabc3a9ce5fd271b0a6649535ce1190e2efc843ee9cbd7996ad07c684bc2221b1d1fcd350e2be53edf0b67a156a13351a699