Analysis

  • max time kernel
    188s
  • max time network
    191s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07/11/2022, 18:30

General

  • Target

    a7e4e7b04eee9442ccd2022ddc6187d017764a212144efbf6cd995c6568cc08f.exe

  • Size

    240KB

  • MD5

    066d57db6c27977a1d2c8d0301e45cdd

  • SHA1

    afa1408ab30df0a0bff9dda5ab757843188e9c59

  • SHA256

    a7e4e7b04eee9442ccd2022ddc6187d017764a212144efbf6cd995c6568cc08f

  • SHA512

    9d7a78a7f193229356ede2f9769947d19008614090f168260b8c0cbf7dbf338d551c29d4e1c0b8c3b6ac808c8454c0fc352786b348ba96694f65991dd2fe6e89

  • SSDEEP

    6144:MHfZrlJLnDfo8O9v12v8riQBfTor8al8rJwNkVsuaRaU6mHG:MHb10aRz6mHG

Score
10/10

Malware Config

Signatures

  • Modifies visibility of file extensions in Explorer 2 TTPs 1 IoCs
  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Drops autorun.inf file 1 TTPs 21 IoCs

    Malware can abuse Windows Autorun to spread further via attached volumes.

  • Drops file in System32 directory 3 IoCs
  • Drops file in Windows directory 1 IoCs
  • Modifies registry class 64 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a7e4e7b04eee9442ccd2022ddc6187d017764a212144efbf6cd995c6568cc08f.exe
    "C:\Users\Admin\AppData\Local\Temp\a7e4e7b04eee9442ccd2022ddc6187d017764a212144efbf6cd995c6568cc08f.exe"
    1⤵
    • Modifies visibility of file extensions in Explorer
    • Modifies visiblity of hidden/system files in Explorer
    • Loads dropped DLL
    • Adds Run key to start application
    • Drops autorun.inf file
    • Drops file in System32 directory
    • Drops file in Windows directory
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    PID:5040

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Windows\SysWOW64\MSWINSCK.OCX

    Filesize

    105KB

    MD5

    9484c04258830aa3c2f2a70eb041414c

    SHA1

    b242a4fb0e9dcf14cb51dc36027baff9a79cb823

    SHA256

    bf7e47c16d7e1c0e88534f4ef95e09d0fd821ed1a06b0d95a389b35364b63ff5

    SHA512

    9d0e9f0d88594746ba41ea4a61a53498619eda596e12d8ec37d01cfe8ceb08be13e3727c83d630a6d9e6d03066f62444bb94ea5a0d2ed9d21a270e612db532a0

  • C:\Windows\SysWOW64\MSWINSCK.OCX

    Filesize

    105KB

    MD5

    9484c04258830aa3c2f2a70eb041414c

    SHA1

    b242a4fb0e9dcf14cb51dc36027baff9a79cb823

    SHA256

    bf7e47c16d7e1c0e88534f4ef95e09d0fd821ed1a06b0d95a389b35364b63ff5

    SHA512

    9d0e9f0d88594746ba41ea4a61a53498619eda596e12d8ec37d01cfe8ceb08be13e3727c83d630a6d9e6d03066f62444bb94ea5a0d2ed9d21a270e612db532a0