Overview

overview

10

Static

static

vbs.vbs

windows7-x64

10

vbs.vbs

windows10-2004-x64

10

Sharing

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General

  • Target

    vbs.vbs

  • Size

    193KB

  • Sample

    230123-h65p3aea4w

  • MD5

    7b458417e456edfb8816b9f063dd7f4a

  • SHA1

    c42d1ff212085b0bd1a150b1e4e0cca2d7cf0dfb

  • SHA256

    097eb0cafefed7ddcab95345b850b7f8fa2ba518068275225d9b6a313e1f3491

  • SHA512

    da58b88ee2a7af27061808331f9fd2d14bf8cb6cc94099f7b7effecfd376e7d6a577d475ac04b0c4ce38417a8110daa9d7e63851da1223d343b4c6701e51782b

  • SSDEEP

    6144:9vsgtPU635A3VxHwQA4hCLx4kjjrPEZp95g+Z/TugoVD9EwM8YmhCXo+v9kaRKZv:B9v35ElxXhCLxdPP8/6

Score
10/10
guloaderdownloaderpersistence

Malware Config

Targets

    • Target

      vbs.vbs

    • Size

      193KB

    • MD5

      7b458417e456edfb8816b9f063dd7f4a

    • SHA1

      c42d1ff212085b0bd1a150b1e4e0cca2d7cf0dfb

    • SHA256

      097eb0cafefed7ddcab95345b850b7f8fa2ba518068275225d9b6a313e1f3491

    • SHA512

      da58b88ee2a7af27061808331f9fd2d14bf8cb6cc94099f7b7effecfd376e7d6a577d475ac04b0c4ce38417a8110daa9d7e63851da1223d343b4c6701e51782b

    • SSDEEP

      6144:9vsgtPU635A3VxHwQA4hCLx4kjjrPEZp95g+Z/TugoVD9EwM8YmhCXo+v9kaRKZv:B9v35ElxXhCLxdPP8/6

    Score
    10/10
    guloaderdownloaderpersistence

    • Guloader,Cloudeye

      A shellcode based downloader first seen in 2020.

      downloaderguloader

    • Checks QEMU agent file

      Checks presence of QEMU agent, possibly to detect virtualization.

    • Checks computer location settings

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

    • Adds Run key to start application

      persistence

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

Defense Evasion

Modify Registry

1
T1112

Credential Access

Discovery

Query Registry

2
T1012

System Information Discovery

3
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks