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Analysis

  • max time kernel
    94s
  • max time network
    119s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13/07/2024, 05:44

General

  • Target

    4069a1d80ab995845c07b0bd402dd3cb_JaffaCakes118.dll

  • Size

    249KB

  • MD5

    4069a1d80ab995845c07b0bd402dd3cb

  • SHA1

    82e99a5c91c4a9ddedc2b8f181b43e9b2edd8633

  • SHA256

    f9dab90c374c4d54321893d1641ba4ff6fd3272682b3b9d10ccd5fc7985ec8a8

  • SHA512

    bdd5fede01f41a1a49fdf51af0caf4adb6f7230b4a420ee26a76e425d6b742ff6d4e611547101eb0edd1b969ffdd103fef06cf4d8702c7421a7843ba0d6d8e10

  • SSDEEP

    6144:03NZMiMP7BXVUW0QcF4kUM3ai2zc0oJOxksq8JaWO1J:03Nq9P1XVSQc6NMp0pS/8LgJ

Score
7/10

Malware Config

Signatures

  • UPX packed file 2 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Program crash 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\4069a1d80ab995845c07b0bd402dd3cb_JaffaCakes118.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3712
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\4069a1d80ab995845c07b0bd402dd3cb_JaffaCakes118.dll,#1
      2⤵
      • Adds Run key to start application
      PID:1120
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1120 -s 664
        3⤵
        • Program crash
        PID:2128
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 1120 -ip 1120
    1⤵
      PID:628

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1120-0-0x0000000000400000-0x00000000004B3000-memory.dmp

      Filesize

      716KB

    • memory/1120-2-0x0000000000400000-0x00000000004B3000-memory.dmp

      Filesize

      716KB