Analysis

  • max time kernel
    147s
  • max time network
    152s
  • 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 04:12

General

  • Target

    559db69c65b706eaacd9c0c217ed8c7390a1978a8094a1fad5d86ccdd12f8697.exe

  • Size

    149KB

  • MD5

    52bc4aeea814b362f8c8879d0ace5362

  • SHA1

    cf77e70a6ac7b87bd6c4faf45ed0f5c1bdb3519e

  • SHA256

    559db69c65b706eaacd9c0c217ed8c7390a1978a8094a1fad5d86ccdd12f8697

  • SHA512

    b71298a6326e0c01f7c14a0918b86401decda9f3c0a3c31dc6d20bddc9279d618ae8c8e3f67cc2ff94958edb509e5555ceba0f444436e78ee788e4b865bb96ad

  • SSDEEP

    3072:xwKLL4bKdhBdCNAtAyhrJW23/qZgF02+1ul7bx2xher8vW+C3:6KfhaAtAwJWAqiN+EH2vC8vW+S

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 2 IoCs
  • Program crash 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\559db69c65b706eaacd9c0c217ed8c7390a1978a8094a1fad5d86ccdd12f8697.exe
    "C:\Users\Admin\AppData\Local\Temp\559db69c65b706eaacd9c0c217ed8c7390a1978a8094a1fad5d86ccdd12f8697.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2020
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2020 -s 256
      2⤵
      • Program crash
      PID:4636
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2020 -s 256
      2⤵
      • Program crash
      PID:4708
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 2020 -ip 2020
    1⤵
      PID:392
    • 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=4076 --field-trial-handle=2900,i,14549994492153927475,12895178890800740987,262144 --variations-seed-version /prefetch:8
      1⤵
        PID:4984

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/2020-0-0x0000000000400000-0x0000000000429000-memory.dmp

        Filesize

        164KB

      • memory/2020-1-0x0000000000400000-0x0000000000429000-memory.dmp

        Filesize

        164KB