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Analysis

  • max time kernel
    150s
  • max time network
    94s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11/05/2024, 08:55

General

  • Target

    33c6eece234f9df57b521c3a87e29c18_JaffaCakes118.exe

  • Size

    28KB

  • MD5

    33c6eece234f9df57b521c3a87e29c18

  • SHA1

    db9ad2a6713dc1c7d1e933187a36069e9714a72d

  • SHA256

    cc72aae5e6ecc4b70ef09416f09670000db292c8b5adf2737f1b22cb9a2da1cd

  • SHA512

    bc633b4d40621a48919298421a931668574a175768518e1aee71a90a59362ea969f77315305687cbcc8cf8e8abcdb44742884d3012691e708f84d4a5707baa19

  • SSDEEP

    384:zR0jSNdYhRV09hTlqJM3ZFlUxxLb7FQTE8sPspcW9ceKIlkeFVbsxGlOJUKcrurt:uIOMZJER20IGeTbsxGU/5g0Lj1Abq

Score
8/10

Malware Config

Signatures

  • Modifies Windows Firewall 2 TTPs 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Drops startup file 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 48 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\33c6eece234f9df57b521c3a87e29c18_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\33c6eece234f9df57b521c3a87e29c18_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:2928
    • C:\Users\Admin\AppData\Roaming\system.exe
      "C:\Users\Admin\AppData\Roaming\system.exe"
      2⤵
      • Drops startup file
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2564
      • C:\Windows\SysWOW64\netsh.exe
        netsh firewall add allowedprogram "C:\Users\Admin\AppData\Roaming\system.exe" "system.exe" ENABLE
        3⤵
        • Modifies Windows Firewall
        PID:1536

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Roaming\system.exe

    Filesize

    28KB

    MD5

    33c6eece234f9df57b521c3a87e29c18

    SHA1

    db9ad2a6713dc1c7d1e933187a36069e9714a72d

    SHA256

    cc72aae5e6ecc4b70ef09416f09670000db292c8b5adf2737f1b22cb9a2da1cd

    SHA512

    bc633b4d40621a48919298421a931668574a175768518e1aee71a90a59362ea969f77315305687cbcc8cf8e8abcdb44742884d3012691e708f84d4a5707baa19

  • memory/2564-13-0x0000000074E70000-0x0000000075421000-memory.dmp

    Filesize

    5.7MB

  • memory/2564-14-0x0000000074E70000-0x0000000075421000-memory.dmp

    Filesize

    5.7MB

  • memory/2564-15-0x0000000074E70000-0x0000000075421000-memory.dmp

    Filesize

    5.7MB

  • memory/2564-17-0x0000000074E70000-0x0000000075421000-memory.dmp

    Filesize

    5.7MB

  • memory/2564-18-0x0000000074E70000-0x0000000075421000-memory.dmp

    Filesize

    5.7MB

  • memory/2564-19-0x0000000074E70000-0x0000000075421000-memory.dmp

    Filesize

    5.7MB

  • memory/2928-0-0x0000000074E72000-0x0000000074E73000-memory.dmp

    Filesize

    4KB

  • memory/2928-1-0x0000000074E70000-0x0000000075421000-memory.dmp

    Filesize

    5.7MB

  • memory/2928-2-0x0000000074E70000-0x0000000075421000-memory.dmp

    Filesize

    5.7MB

  • memory/2928-12-0x0000000074E70000-0x0000000075421000-memory.dmp

    Filesize

    5.7MB