Overview

overview

10

Static

static

1

f2d8703d0b...9b.vbs

windows7-x64

10

f2d8703d0b...9b.vbs

windows10-2004-x64

10

Sharing

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General

  • Target
    f2d8703d0b3ec39872caf5d17b2dd6258e73b2b87923524dec5a9f86d343589b.vbs
  • Size 278KB
  • Sample240419-cmkmwsfa2w
  • SHA256 f2d8703d0b3ec39872caf5d17b2dd6258e73b2b87923524dec5a9f86d343589b
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
guloaderdownloader

Malware Config

Targets

    • Target
      f2d8703d0b3ec39872caf5d17b2dd6258e73b2b87923524dec5a9f86d343589b.vbs
    • Size 278KB
    • SHA256 f2d8703d0b3ec39872caf5d17b2dd6258e73b2b87923524dec5a9f86d343589b
    • MD5 SHA1 SHA512 SSDEEP
    Score
    10/10
    guloaderdownloader

    • 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.

    • Legitimate hosting services abused for malware hosting/C2

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks