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Analysis

  • max time kernel
    125s
  • max time network
    128s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27/09/2024, 09:07

General

  • Target

    fa1e8519923c7f451d4bdb52f9d66299_JaffaCakes118.dll

  • Size

    876KB

  • MD5

    fa1e8519923c7f451d4bdb52f9d66299

  • SHA1

    ec997e0c286515343b272c3fe819ef8b33feadbb

  • SHA256

    97fabec1866ef957e19ecb6ab4edfd91dad70eac456f82928b3913a0e0e7b853

  • SHA512

    da17a9f34c8ea7d31baff91a764dd7b4f51de2aa8650b17f5ed1c8184cdf4d2540279288f169e27e6d5c13820660832d17f1e9fc9c46f45b58a9487013b96cca

  • SSDEEP

    24576:n/ZjUSFX/EkhV6XPGoDWoSjEI1O41pVLipWOJF:/HV6OoDU1RQpWA

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 AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\fa1e8519923c7f451d4bdb52f9d66299_JaffaCakes118.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2548
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\fa1e8519923c7f451d4bdb52f9d66299_JaffaCakes118.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      PID:2444
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2444 -s 608
        3⤵
        • Program crash
        PID:4204
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 2444 -ip 2444
    1⤵
      PID:4964
    • 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=4404,i,1330210614411927383,9239043499051775691,262144 --variations-seed-version --mojo-platform-channel-handle=1320 /prefetch:8
      1⤵
        PID:4664

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/2444-0-0x0000000000400000-0x00000000006A0000-memory.dmp

        Filesize

        2.6MB

      • memory/2444-2-0x0000000001190000-0x0000000001290000-memory.dmp

        Filesize

        1024KB

      • memory/2444-3-0x0000000000400000-0x00000000006A0000-memory.dmp

        Filesize

        2.6MB

      • memory/2444-5-0x0000000000400000-0x00000000006A0000-memory.dmp

        Filesize

        2.6MB