Overview

overview

10

Static

static

1

b9dcf5b629...f3.vbs

windows7-x64

8

b9dcf5b629...f3.vbs

windows10-2004-x64

10

Sharing

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General

  • Target

    b9dcf5b6299259d5409b222121e3f866ef697ba83d488a83846196efd6d143f3.vbs

  • Size

    237KB

  • Sample

    240329-c4d7faga85

  • MD5

    09e1b1aa6f21931c821f0dbb8ffb630a

  • SHA1

    300abf78bd3f51937752d82e610108a6025d9baa

  • SHA256

    b9dcf5b6299259d5409b222121e3f866ef697ba83d488a83846196efd6d143f3

  • SHA512

    c51bf4a8085af153ec06921b59ce5f9c735916186a992abbb29539e9e5fd597f9bcfd9c79fecdec1e947a5fd5d227a62f203d3b596e1f4d1579b1d73246e283e

  • SSDEEP

    6144:Z5hQMLtOBxJrv5lttSP4KuK8jWwoipSRUiGT9rS2fTicm7fIQzmFAjX:bkVB5+jX

Score
10/10
guloaderdownloaderpersistence

Malware Config

Targets

    • Target

      b9dcf5b6299259d5409b222121e3f866ef697ba83d488a83846196efd6d143f3.vbs

    • Size

      237KB

    • MD5

      09e1b1aa6f21931c821f0dbb8ffb630a

    • SHA1

      300abf78bd3f51937752d82e610108a6025d9baa

    • SHA256

      b9dcf5b6299259d5409b222121e3f866ef697ba83d488a83846196efd6d143f3

    • SHA512

      c51bf4a8085af153ec06921b59ce5f9c735916186a992abbb29539e9e5fd597f9bcfd9c79fecdec1e947a5fd5d227a62f203d3b596e1f4d1579b1d73246e283e

    • SSDEEP

      6144:Z5hQMLtOBxJrv5lttSP4KuK8jWwoipSRUiGT9rS2fTicm7fIQzmFAjX:bkVB5+jX

    Score
    10/10
    guloaderdownloaderpersistence

    • Guloader,Cloudeye

      A shellcode based downloader first seen in 2020.

      downloaderguloader

    • Blocklisted process makes network request

    • Checks computer location settings

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

    • Adds Run key to start application

      persistence

    • Suspicious use of NtCreateThreadExHideFromDebugger

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks