Analysis

  • max time kernel
    151s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05-12-2022 07:44

General

  • Target

    0eff0acb0a712b54003d39b9fdbe98fe023b4ad6821c2d749fa7cdcb2e6abbc0.vbs

  • Size

    150B

  • MD5

    60957d450b2388e851e1c14b478e493f

  • SHA1

    dd88327e4b120449b4281a98a54c5e255b931b66

  • SHA256

    0eff0acb0a712b54003d39b9fdbe98fe023b4ad6821c2d749fa7cdcb2e6abbc0

  • SHA512

    09eee433e8253a3401656974cbe3c76cf5fc2ac5afea700c6ea91230ab12c292cfd481548e18ea0c4597dce6ac34f30f3f1fd14c4d6543c20ee551b167438576

Score
7/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 2 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Enumerates physical storage devices 1 TTPs

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

  • Modifies Internet Explorer settings 1 TTPs 42 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Windows\System32\WScript.exe
    "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\0eff0acb0a712b54003d39b9fdbe98fe023b4ad6821c2d749fa7cdcb2e6abbc0.vbs"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:2560
    • C:\Windows\System32\cmd.exe
      "C:\Windows\System32\cmd.exe" /C start iexplore http://9281.net/?ie
      2⤵
      • Checks computer location settings
      • Suspicious use of WriteProcessMemory
      PID:5068
      • C:\Program Files\Internet Explorer\iexplore.exe
        "C:\Program Files\Internet Explorer\iexplore.exe" http://9281.net/?ie
        3⤵
        • Modifies Internet Explorer settings
        • Suspicious behavior: GetForegroundWindowSpam
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:4908
        • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
          "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4908 CREDAT:17410 /prefetch:2
          4⤵
          • Modifies Internet Explorer settings
          • Suspicious use of SetWindowsHookEx
          PID:4632

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\imagestore\ru1r3yf\imagestore.dat

    Filesize

    1KB

    MD5

    3fabcc2c4a64d89aa3a880ac5963d578

    SHA1

    94bcbf63332b58ed8dce1fe5d73f4a21dcea6997

    SHA256

    a9f92992ab00d3222630253f6ef26255d76d46916cec378c8fa52264ab22f047

    SHA512

    27ba4b2a1defc2e66a05005854ff40adf2646988cc328691e122b79f2dea05756bd90b017a83cfd55f76a65b50c3157e5c9b03f0a65cbe95d5132803d5a4bd53