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Analysis

  • max time kernel
    149s
  • max time network
    140s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05/10/2024, 23:04

General

  • Target

    b9c371aa926679b8a0cc74f67ad2ccfd4289a9040896afbe9b9ea8f6044c6d79.exe

  • Size

    1.1MB

  • MD5

    bdf38dba5f0a789fc26ca1aa75db55d1

  • SHA1

    8cc7395b7919cbf0e296bc8f6a46ff9e5fb9afda

  • SHA256

    b9c371aa926679b8a0cc74f67ad2ccfd4289a9040896afbe9b9ea8f6044c6d79

  • SHA512

    e16a1b48a26a9d70e19b16028b827309ab4d8312d8a5718abaa1590cdc62f3a6530998429f6b87c53c1bcf84aa56a8dc5c557c4d78bfcb30dad05a2308271439

  • SSDEEP

    24576:CH0dl8myX9Bg42QoXFkrzkmmlSgRDko0lG4Z8r7Qfbkiu5Qo:CcaClSFlG4ZM7QzM/

Score
7/10

Malware Config

Signatures

  • 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).

  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b9c371aa926679b8a0cc74f67ad2ccfd4289a9040896afbe9b9ea8f6044c6d79.exe
    "C:\Users\Admin\AppData\Local\Temp\b9c371aa926679b8a0cc74f67ad2ccfd4289a9040896afbe9b9ea8f6044c6d79.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: RenamesItself
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2268
    • C:\Windows\SysWOW64\WScript.exe
      "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Roaming\Microsoft\VBS3.vbs"
      2⤵
      • System Location Discovery: System Language Discovery
      PID:1864
    • C:\Windows\SysWOW64\WScript.exe
      "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Roaming\Microsoft\VBS3.vbs"
      2⤵
      • System Location Discovery: System Language Discovery
      PID:4780

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Roaming\Microsoft\VBS3.vbs

    Filesize

    753B

    MD5

    103049857883f415bc3cb4d93d142268

    SHA1

    3a5f39e8ec66801586b0f79f1cb5f0840a5f4cef

    SHA256

    f618e45ba5aa4cc72520a461f0423d14e0b554968a600e1a2891f29c3086a6a0

    SHA512

    69ef3a8a71493e28ef35e17ae83ab6edfb8d18fb522f8e6a59f298291f00ae3823b0b5b6cc1fe80d6e9d1b892feae74fbce157af372b3949fca1fb744c188353

  • memory/2268-10-0x0000000000400000-0x0000000000551000-memory.dmp

    Filesize

    1.3MB