Overview

overview

10

Static

static

1

Shipping D...BL.vbs

windows7-x64

8

Shipping D...BL.vbs

windows10-2004-x64

10

Sharing

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General

  • Target
    Shipping Docu + BL.lzh
  • Size 6KB
  • Sample240521-nb2mtabe5w
  • SHA256 a73f8655b5a4fd0692a111ccdf5b0bdb38af5b37703fce77226e06b5dbec10fe
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
guloadercollectiondownloaderpersistence

Malware Config

Targets

    • Target
      Shipping Docu + BL.vbs
    • Size 13KB
    • SHA256 5b18edcdf179f15d71defecce070f15b472cb8e2f41f57ef771059f3d0571e66
    • MD5 SHA1 SHA512 SSDEEP
    Score
    10/10
    persistenceguloadercollectiondownloader

    • Guloader,Cloudeye

      A shellcode based downloader first seen in 2020.

      downloaderguloader

    • NirSoft MailPassView

      Password recovery tool for various email clients

    • NirSoft WebBrowserPassView

      Password recovery tool for various web browsers

    • Nirsoft

    • Blocklisted process makes network request

    • Checks computer location settings

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

    • Accesses Microsoft Outlook accounts

      collection

    • 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