Overview

overview

10

Static

static

3

rPurchaseO...24.exe

windows7-x64

7

rPurchaseO...24.exe

windows10-2004-x64

10

$PLUGINSDI...em.dll

windows7-x64

3

$PLUGINSDI...em.dll

windows10-2004-x64

3

$PLUGINSDI...ec.dll

windows7-x64

3

$PLUGINSDI...ec.dll

windows10-2004-x64

3

Sharing

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General

  • Target
    rPurchaseOrderPO05232024.exe
  • Size 701KB
  • Sample240523-pnbslahf85
  • SHA256 dd39d251c8d31fdcd410940c7e3a6b1ec76c62b341c60810215da5434d2cb52a
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
guloaderdownloader

Malware Config

Targets

    • Target
      rPurchaseOrderPO05232024.exe
    • Size 701KB
    • SHA256 dd39d251c8d31fdcd410940c7e3a6b1ec76c62b341c60810215da5434d2cb52a
    • MD5 SHA1 SHA512 SSDEEP
    Score
    10/10
    guloaderdownloader

    • Guloader,Cloudeye

      A shellcode based downloader first seen in 2020.

      downloaderguloader

    • Loads dropped DLL

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

    behavioral1behavioral2
    • Target
      $PLUGINSDIR/System.dll
    • Size 11KB
    • SHA256 982c5fb7ada7d8c9bc3e419d1c35da6f05bc5dd845940c179af3a33d00a36a8b
    • MD5 SHA1 SHA512 SSDEEP
    Score
    3/10
    behavioral3behavioral4
    • Target
      $PLUGINSDIR/nsExec.dll
    • Size 6KB
    • SHA256 ee052fd5141bf769b841846170aabf0d7c2bb922c74c623c3f109344534f7a70
    • MD5 SHA1 SHA512 SSDEEP
    Score
    3/10
    behavioral5behavioral6

MITRE ATT&CK Enterprise v15

Tasks