Analysis

  • max time kernel
    143s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240319-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240319-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31-03-2024 16:33

General

  • Target

    Bull140U.dll

  • Size

    3.2MB

  • MD5

    beeb151d977f3a5c505e6235fce14254

  • SHA1

    9547ccc48e35effef55891d9ac91aca118335cf0

  • SHA256

    ce673d3e52f338333790a0214a5032bc498af64a538158e7f4c540b40e0f6b04

  • SHA512

    1d12d39ff8d46021c8241a41ecc3875d8f017bb1d3b7abad8aa2c945b2b4c0472900ef5a7feabce657fb8a55f3586f9ad76d9e836c43cb3502b2bace32dbe985

  • SSDEEP

    49152:eucCrMzcHiNTP0aVY+cTiPA+uo8TWh6UU3JxpHIWkU1ZwnlmdE:ZPCtVYfbnoV6UCZHIxZ

Score
1/10

Malware Config

Signatures

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\regsvr32.exe
    regsvr32 /s C:\Users\Admin\AppData\Local\Temp\Bull140U.dll
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2696
    • C:\Windows\SysWOW64\regsvr32.exe
      /s C:\Users\Admin\AppData\Local\Temp\Bull140U.dll
      2⤵
        PID:3160
    • 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 --mojo-platform-channel-handle=5104 --field-trial-handle=2264,i,7994609493164365963,13212734413040148104,262144 --variations-seed-version /prefetch:8
      1⤵
        PID:688

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

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      Downloads