Analysis

  • max time kernel
    131s
  • max time network
    133s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19/09/2024, 03:17

General

  • Target

    $PLUGINSDIR/blowfish.dll

  • Size

    60KB

  • MD5

    926e4475c00fb5254c32c876921b77d0

  • SHA1

    8a55bc8b6e49021a4abbd441783c41d5e019798b

  • SHA256

    d54c8582863c079996c4f1113b1c106204773ad9ea2ae831ba2b33b45bafdfa8

  • SHA512

    53f389e1a967c123ed591c7650cf6d3140abf1012dcac90faf2327e68558949eb2b19905098bd14ab3a9811d23f98466f88418d992ca6373f94afae56a285bd8

  • SSDEEP

    768:iqdVHQr1iIxqXiURXB+tzjjrrzhzlRryN+SaYhba3mrf+C7jWk1MLfoMR38:iawr1iIIXYplRrOk4f7HML1R3

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\$PLUGINSDIR\blowfish.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2516
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\blowfish.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:1960
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1960 -s 600
        3⤵
        • Program crash
        PID:372
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1960 -ip 1960
    1⤵
      PID:4672
    • 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=3808,i,4174666705242427184,7333705955694532165,262144 --variations-seed-version --mojo-platform-channel-handle=4500 /prefetch:8
      1⤵
        PID:2496

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads