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Analysis

  • max time kernel
    150s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240412-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15/04/2024, 02:39

General

  • Target

    f01b504ee60ccee7e7c2332ea904a23c_JaffaCakes118.exe

  • Size

    224KB

  • MD5

    f01b504ee60ccee7e7c2332ea904a23c

  • SHA1

    90f9d3ed96c2afcee6eee8a90f31f15b6ce04abe

  • SHA256

    77f1845b8f1d0a95c1cace6f09259bcc4372d862a58e0c68ff6e86a1895fe529

  • SHA512

    a6e065cefeb2e5e7b3742c0602d51761cc566ebec22db8aed44400e606990d5e40f5a03c0474ca0ba0819f40133638c51a9f63e1f1fed3c8b857191a52feac32

  • SSDEEP

    3072:tc2ExEMEoAoAKAXA6A3A+AfAzA2AfAbeo4U41414j414t454/414H41414141411:u

Score
10/10

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).

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f01b504ee60ccee7e7c2332ea904a23c_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\f01b504ee60ccee7e7c2332ea904a23c_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1596
    • C:\Users\Admin\peeihed.exe
      "C:\Users\Admin\peeihed.exe"
      2⤵
      • Modifies visiblity of hidden/system files in Explorer
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:4148

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\peeihed.exe

    Filesize

    224KB

    MD5

    d55ba4259d1519809741b3e78d383a00

    SHA1

    1cbf93b86f44a91e0e639e54211b800ae5dffb6d

    SHA256

    ebf268aa31d681aa54d3fc2cd79ed7f9e83fa61ae941c4cd956c5f73707edf21

    SHA512

    329e803b5c7cd2ef640ddc19730629847a00f5e89926645e37ccb65e9861e3b9d8dda49aa4f619c3eef855fb43eb8ac08fb1053279ea525d7c479bda6aa53632