Analysis

  • max time kernel
    141s
  • max time network
    131s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17-08-2024 08:47

General

  • Target

    a1e62d2a86bf8155b284c3e064cf5cc2_JaffaCakes118.dll

  • Size

    287KB

  • MD5

    a1e62d2a86bf8155b284c3e064cf5cc2

  • SHA1

    f742c6ba9c6d7771a56eeef30ec0f571acd6467b

  • SHA256

    8ac5b07c3a78f168f59c4fc5e752cf7826222f89d027cb46dc058f01641c007e

  • SHA512

    827fd1b4136fc91435350bf7cd4732181372b9b956f104580c5f6d57c424d4010f118633a714de965ff6ae6b76d8e5a5d5d81d78ca766825992bc20297900a4c

  • SSDEEP

    6144:Aq55AiMHM5N3xgklVeEDvTWZOIFY2U5ZprFE2J+kbNuKcL9:Lms5NzeEjiVmRdrNNiZ

Score
3/10

Malware Config

Signatures

  • 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\a1e62d2a86bf8155b284c3e064cf5cc2_JaffaCakes118.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2376
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\a1e62d2a86bf8155b284c3e064cf5cc2_JaffaCakes118.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:2064
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2064 -s 600
        3⤵
        • Program crash
        PID:2592
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2064 -ip 2064
    1⤵
      PID:4992
    • 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=4328,i,8548254608087149642,10333768245962368401,262144 --variations-seed-version --mojo-platform-channel-handle=4304 /prefetch:8
      1⤵
        PID:4456

      Network

      MITRE ATT&CK Enterprise v15

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