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Analysis

  • max time kernel
    90s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220901-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27/11/2022, 10:22

General

  • Target

    25e8b6ff5c073b5c3127d926c5060724183055bb9b6464ff9ae53e4a0d8a283b.exe

  • Size

    2.8MB

  • MD5

    c6c904554c39ac3e0842893491a52e48

  • SHA1

    bff2f1e21af581d9e9a8afc92cd0dd22a1fed0cf

  • SHA256

    25e8b6ff5c073b5c3127d926c5060724183055bb9b6464ff9ae53e4a0d8a283b

  • SHA512

    1f5291aba00b98314b524dabd9c995328ea9bb11bef513129ab0b38d4a76bf7e2f0553db262842297ba5d6d01e3bad14b3bedbfd89a3a06eba2365e14450313e

  • SSDEEP

    49152:EGM4GOrnHwDQSkRfYNjX5+nCi1a67GV+d4L28hUZzqmZxPHvLm48fXq71:RDGnkRWN+Ci067DeL2iUZz9ZdvyjfXM1

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\25e8b6ff5c073b5c3127d926c5060724183055bb9b6464ff9ae53e4a0d8a283b.exe
    "C:\Users\Admin\AppData\Local\Temp\25e8b6ff5c073b5c3127d926c5060724183055bb9b6464ff9ae53e4a0d8a283b.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of SetWindowsHookEx
    PID:4848
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4848 -s 1288
      2⤵
      • Program crash
      PID:2396
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 4848 -ip 4848
    1⤵
      PID:2416

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\1128689508\LZMA.dll

      Filesize

      67KB

      MD5

      d0f2416807f04c559e6394a0a4c7f1d1

      SHA1

      7df43ffa3716156d282b1e37d12dd1122f0a762c

      SHA256

      0fe6a869cf220769a058f8d281f272ef72669e3587673e52b53f3f9650dcf1fc

      SHA512

      8199c967ad813216f2ef3094a7614c9ccc95d35a817fc685cb7823f36cc97f0279bddd0ec0bb8f07ee2445476aaea35548516841ee9cde53a8be395515457799