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Analysis

  • max time kernel
    47s
  • max time network
    52s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    27/11/2022, 08:12

General

  • Target

    407f574c7de5ba9551ebbf9e593bf80ec0f3eaddf1f2968e5b375bf39736b398.exe

  • Size

    1.5MB

  • MD5

    a91f415d02c221bdbcdaaa39582dd2c3

  • SHA1

    58e925c3519533c75371584ce1f7441f4f7449ff

  • SHA256

    407f574c7de5ba9551ebbf9e593bf80ec0f3eaddf1f2968e5b375bf39736b398

  • SHA512

    ca6f18bb35dfa0b15fa2e817b940bb24568c278448d4090b6d442a6d56a8c349638431c14c008bbc7d2673d5b874af65c6edbf742526602f3f46572135b0e266

  • SSDEEP

    24576:OpY6Sppq4BgOrnHr8DnmBSkFISfYNrNjTLSxE+U6ZR+liQ1UrSJwa67p6/+:EGM4GOrnHwDQSkRfYNjX5+nCi1a675

Score
7/10

Malware Config

Signatures

  • Loads dropped DLL 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Program crash 1 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\407f574c7de5ba9551ebbf9e593bf80ec0f3eaddf1f2968e5b375bf39736b398.exe
    "C:\Users\Admin\AppData\Local\Temp\407f574c7de5ba9551ebbf9e593bf80ec0f3eaddf1f2968e5b375bf39736b398.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1380
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1380 -s 464
      2⤵
      • Program crash
      PID:820

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • \Users\Admin\AppData\Local\Temp\112835333806\LZMA.dll

    Filesize

    67KB

    MD5

    d0f2416807f04c559e6394a0a4c7f1d1

    SHA1

    7df43ffa3716156d282b1e37d12dd1122f0a762c

    SHA256

    0fe6a869cf220769a058f8d281f272ef72669e3587673e52b53f3f9650dcf1fc

    SHA512

    8199c967ad813216f2ef3094a7614c9ccc95d35a817fc685cb7823f36cc97f0279bddd0ec0bb8f07ee2445476aaea35548516841ee9cde53a8be395515457799

  • memory/1380-54-0x00000000757A1000-0x00000000757A3000-memory.dmp

    Filesize

    8KB