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Analysis

  • max time kernel
    130s
  • max time network
    138s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01/10/2024, 12:20

General

  • Target

    05cb6f4bd732cdfa184071d26e8284e3_JaffaCakes118.dll

  • Size

    175KB

  • MD5

    05cb6f4bd732cdfa184071d26e8284e3

  • SHA1

    7e4207509dea333231ddd011cff0f40e7ba825f9

  • SHA256

    cb3c8311c807213b79f79022259beefa8b35037246c02003e5a9638002d6bbfc

  • SHA512

    a225eda7cf547e776e25b49b69f7484c1adb248ba419df983dc30ca08b9da35499d73f413d8a7a1d9871d343a7c2261f5caa0e9c1aa8ed05dd55af2a6c0a26db

  • SSDEEP

    3072:0/TwQI9CDr3bX6L+upR8ijC3IAGXv7Fw6J68ZIn/u+zXVULA140wyXkvrUlVN2/+:iTRr3bKL+uEi23IVRw6k8Gnlzlwz+Xae

Score
5/10

Malware Config

Signatures

  • UPX packed file 1 IoCs

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

  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\05cb6f4bd732cdfa184071d26e8284e3_JaffaCakes118.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:5560
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\05cb6f4bd732cdfa184071d26e8284e3_JaffaCakes118.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:3108
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3108 -s 588
        3⤵
        • Program crash
        PID:5728
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 3108 -ip 3108
    1⤵
      PID:5636
    • 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 --field-trial-handle=3820,i,2904906934812054273,11716976550456127484,262144 --variations-seed-version --mojo-platform-channel-handle=1424 /prefetch:8
      1⤵
        PID:3592

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/3108-0-0x0000000000400000-0x0000000000441000-memory.dmp

        Filesize

        260KB

      • memory/3108-1-0x0000000000AF0000-0x0000000000B04000-memory.dmp

        Filesize

        80KB