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Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25/07/2024, 19:28

General

  • Target

    70eae9cd4f104a8c6cddea5b0f26d16b_JaffaCakes118.exe

  • Size

    172KB

  • MD5

    70eae9cd4f104a8c6cddea5b0f26d16b

  • SHA1

    d1e046598f2995cb935f49d83360e9e1cc72042c

  • SHA256

    714ed5889fd879e87f933f434b02fb03b29959269e05b9b78689cc2ad84fb17e

  • SHA512

    d326a38d7049281e2f2247cfe902401c22b9cea5531aba98f2c4ffabcaf5fad70a44bf70372460e7a6719b1d56cbd2280e805cd029712b6324d93fc07cacca65

  • SSDEEP

    3072:F57XUwsVFie0OcQcIcHL4B3b0PXL1tkzcW93/D/N37HvKaXAVphUEfEZI1+LR9xk:FewiFieKQcIcHL4B3b0PXL1qzcWt/D/9

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 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 51 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\70eae9cd4f104a8c6cddea5b0f26d16b_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\70eae9cd4f104a8c6cddea5b0f26d16b_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2148
    • C:\Users\Admin\noiej.exe
      "C:\Users\Admin\noiej.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:1848

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\noiej.exe

    Filesize

    172KB

    MD5

    7a6829bf2e368573e660b4f9054f7e43

    SHA1

    167fc219e4c15aec23428681dd3e92ffd8995688

    SHA256

    83ce7b6d259598afc05b0d50474a3c10a45d75f4a18b710b24c024828fe37fc9

    SHA512

    be8e9884675af2801cbc00e7b39423b7af4756d3ba49e00f930916b0bfb47c26438e4950d77e781779140ed372ee34f32e1a8ca0d0f16cbbe2c76a1c1c3ff30f