Analysis

  • max time kernel
    142s
  • max time network
    147s
  • 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, 08:42

General

  • Target

    41f832ef43dee367460366d53b714fbe976dacf5454ea427ca292fd3b5ca37d8.exe

  • Size

    887KB

  • MD5

    c201d808267a5da2df70b669e702b3d9

  • SHA1

    54db523667da226fe89aec891440794c816571db

  • SHA256

    41f832ef43dee367460366d53b714fbe976dacf5454ea427ca292fd3b5ca37d8

  • SHA512

    177e8f2be789932034cdc45bb1b5cd4f3b76f37182b9fd6d487aabfaa468d1d5ca7c3940e685a843bd50390962020187ba3cf13e3542e58bc9eb9bd5a641ae66

  • SSDEEP

    24576:OpY6Sppq4BgOrnHr8DnmBSkFISfYNrNji:EGM4GOrnHwDQSkRfYNji

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\41f832ef43dee367460366d53b714fbe976dacf5454ea427ca292fd3b5ca37d8.exe
    "C:\Users\Admin\AppData\Local\Temp\41f832ef43dee367460366d53b714fbe976dacf5454ea427ca292fd3b5ca37d8.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of SetWindowsHookEx
    PID:4752
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4752 -s 1296
      2⤵
      • Program crash
      PID:524
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4752 -ip 4752
    1⤵
      PID:4288

    Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

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          Downloads

          • C:\Users\Admin\AppData\Local\Temp\112842857741\LZMA.dll

            Filesize

            67KB

            MD5

            d0f2416807f04c559e6394a0a4c7f1d1

            SHA1

            7df43ffa3716156d282b1e37d12dd1122f0a762c

            SHA256

            0fe6a869cf220769a058f8d281f272ef72669e3587673e52b53f3f9650dcf1fc

            SHA512

            8199c967ad813216f2ef3094a7614c9ccc95d35a817fc685cb7823f36cc97f0279bddd0ec0bb8f07ee2445476aaea35548516841ee9cde53a8be395515457799