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Overview

overview

10

Static

static

1

trigger.vbs

windows7-x64

10

trigger.vbs

windows10-2004-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    122s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24/05/2024, 17:36

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General

  • Target

    trigger.vbs

  • Size

    75B

  • MD5

    520a3ec50de35a52fe49b645b4af9a9e

  • SHA1

    dc244939b8eedae3791b025a1780b9464ede5713

  • SHA256

    cdea919cf913a1cb8aa9ef0dc263ddffaabafab4139b154af0cfa801c00fbfe8

  • SHA512

    f15bd0410081fd396fb6ac2062f9507f155ebb4babcb604ab5acfd38e32dfeabb57fae4a3718b3c614b8f0dcc3bbb62af7fd1375e121050d36ce515ee400db60

Score
10/10
evasionpersistence

Malware Config

Signatures

  • Modifies firewall policy service 2 TTPs 16 IoCs
    evasion
  • Modifies security service 2 TTPs 8 IoCs
    evasion
  • Registers new Print Monitor 2 TTPs 13 IoCs
    persistence
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Maps connected drives based on registry 3 TTPs 3 IoCs

    Disk information is often read in order to detect sandboxing environments.

  • Enumerates physical storage devices 1 TTPs

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

  • Checks SCSI registry key(s) 3 TTPs 59 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Suspicious behavior: LoadsDriver 64 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Windows\System32\WScript.exe
    "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\trigger.vbs"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:3076
    • C:\Windows\System32\reg.exe
      "C:\Windows\System32\reg.exe" delete HKEY_LOCAL_MACHINE\SYSTEM /f
      2⤵
      • Modifies firewall policy service
      • Modifies security service
      • Registers new Print Monitor
      • Maps connected drives based on registry
      • Checks SCSI registry key(s)
      PID:3052

Network

MITRE ATT&CK Enterprise v15

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