Analysis

  • max time kernel
    131s
  • max time network
    126s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03/06/2024, 10:26

General

  • Target
    9171b85ac1a1144639da061e5f1becd6_JaffaCakes118.dll
  • Size 1.8MB
  • Sample240603-mgsresbc4s
  • SHA256 1576a9fff8d2864892351a4c0c287f2efbc737ad88260ca92898a6bc85b6db0e
  • MD5 SHA1 SHA512 SSDEEP
Score
3/10

Malware Config

Signatures

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

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\9171b85ac1a1144639da061e5f1becd6_JaffaCakes118.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3912
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\9171b85ac1a1144639da061e5f1becd6_JaffaCakes118.dll,#1
      2⤵
        PID:1112
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1112 -s 560
          3⤵
          • Program crash
          PID:3152
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1112 -ip 1112
      1⤵
        PID:1500
      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=3148,i,1697479186275492802,18058102846092193784,262144 --variations-seed-version --mojo-platform-channel-handle=3744 /prefetch:8
        1⤵
          PID:3284

        Network

              MITRE ATT&CK Matrix

              Replay Monitor

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              Downloads

              memory/1112-0-0x0000000075460000-0x0000000075632000-memory.dmp