Analysis

  • max time kernel
    95s
  • max time network
    99s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12/07/2024, 13:38

General

  • Target

    3d98a6743e5aae9c304117d02d3b804e_JaffaCakes118.dll

  • Size

    66KB

  • MD5

    3d98a6743e5aae9c304117d02d3b804e

  • SHA1

    78c7b6f8694292b1a718c29a987b6e5bf7c30ebd

  • SHA256

    ca6ce610a08ac84fd0a7d32b8876226b5e0533f46fb132dd83d0c831a83e4f15

  • SHA512

    231ed1031e6b2c660646334c8dabf55294eb2ada9163a61055b53ea4046e6a0c0e6000097d54be5a8388a154e8c7e197b146e3c9978f6770e34a3e57168a09ba

  • SSDEEP

    1536:5K5xXZQgIfVDF2T2b+a727nNeYS5LkN/rN+pW:5Knagp0XqZeYSRkNRUW

Score
7/10
upx

Malware Config

Signatures

  • UPX packed file 2 IoCs

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

  • Program crash 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\3d98a6743e5aae9c304117d02d3b804e_JaffaCakes118.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4856
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\3d98a6743e5aae9c304117d02d3b804e_JaffaCakes118.dll,#1
      2⤵
        PID:2376
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2376 -s 692
          3⤵
          • Program crash
          PID:4232
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 2376 -ip 2376
      1⤵
        PID:1300

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/2376-0-0x0000000010000000-0x0000000010042000-memory.dmp

        Filesize

        264KB

      • memory/2376-1-0x0000000010000000-0x0000000010042000-memory.dmp

        Filesize

        264KB