Analysis

  • max time kernel
    144s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14-03-2024 04:23

General

  • Target

    e2a0224a81cf7c568679c751a6e540db172c2310d52ca314000ba97b7dfe3870.dll

  • Size

    145KB

  • MD5

    fb46847a33786db349831ceb51fb21b5

  • SHA1

    d9b48df493ef818ccf5702cea307e51466b758f0

  • SHA256

    e2a0224a81cf7c568679c751a6e540db172c2310d52ca314000ba97b7dfe3870

  • SHA512

    ea4c68acbce42f56c6453792c60d6b67def143f8a51110f80e0a68d7d424fdce2147023248e46fceaae8107f4a1aed64a711a04e3e10c9347aeaa305de025602

  • SSDEEP

    3072:sJ86CimiAMXacFU7z8pLB62KqQ57fhSCWFyFpJE4g+DzWfNz6tmZff6bevFIw2:UVCtyTOUapR3qSaF+tmZlvt2

Score
10/10

Malware Config

Signatures

  • Lockbit

    Ransomware family with multiple variants released since late 2019.

  • Rule to detect Lockbit 3.0 ransomware Windows payload 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\e2a0224a81cf7c568679c751a6e540db172c2310d52ca314000ba97b7dfe3870.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3956
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\e2a0224a81cf7c568679c751a6e540db172c2310d52ca314000ba97b7dfe3870.dll,#1
      2⤵
        PID:2932
    • 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=3376 --field-trial-handle=2292,i,2103142837140538807,15881446839139365070,262144 --variations-seed-version /prefetch:8
      1⤵
        PID:3124

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/2932-0-0x0000000010000000-0x0000000010028000-memory.dmp

        Filesize

        160KB