Overview

overview

10

Static

static

3

809eb1d1bd...ee.exe

windows7-x64

10

809eb1d1bd...ee.exe

windows10-2004-x64

10

$PLUGINSDI...em.dll

windows7-x64

3

$PLUGINSDI...em.dll

windows10-2004-x64

3

Sharing

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General

  • Target

    175ece9bb7514e64182597b5faadc743.bin

  • Size

    475KB

  • Sample

    240307-bljtjacg55

  • MD5

    38dcf1a81dd0f6ee10a618b8724953a4

  • SHA1

    982026b1ebd09b0d2fd8a8ccd6cb752d753a4c05

  • SHA256

    d522bd561e8eb6c66111146d0454af4bae5de8706f42ea32428bfc064ef5c38e

  • SHA512

    907b9a9b3ac8dbfadc8c0518263acd1a00691ca59d4fdb8fc33e475a9129c803f8d91cead62a6d4cad892a5138329c2ffc08487f64351b0806be49b2a159805f

  • SSDEEP

    12288:L4dEQjS6roVK1oUt3rNt3lmnVb8Cla1CLGl+C2QdZN/GrYbc:kbroVyHnVmpnqCLMTZNIIc

Score
10/10
guloaderdownloader

Malware Config

Targets

    • Target

      809eb1d1bdcff5bb14490f0d73e191f317b88522d56273e093e5a7767a08ddee.exe

    • Size

      583KB

    • MD5

      175ece9bb7514e64182597b5faadc743

    • SHA1

      62dae5e1499751947647957df43005e01ffa8611

    • SHA256

      809eb1d1bdcff5bb14490f0d73e191f317b88522d56273e093e5a7767a08ddee

    • SHA512

      5507f517d1a940991b1b3b7c0eb4f3c1d24f19754a157fb9aba10dc5170e35161c68ec4478d6b17b5c26a91eb70385c3e66a28ade1da996bd61f407ca4f18b27

    • SSDEEP

      12288:a4mjiqrwQ7lgVudHulsyjXOviz9ELRVOwBMIMc/D:STf7lgMdOXV6LRVOAMIMcL

    Score
    10/10
    guloaderdownloader

    • Guloader,Cloudeye

      A shellcode based downloader first seen in 2020.

      downloaderguloader

    • Loads dropped DLL

    • Legitimate hosting services abused for malware hosting/C2

    • Drops file in System32 directory

    • Suspicious use of NtCreateThreadExHideFromDebugger

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

    • Target

      $PLUGINSDIR/System.dll

    • Size

      11KB

    • MD5

      a4dd044bcd94e9b3370ccf095b31f896

    • SHA1

      17c78201323ab2095bc53184aa8267c9187d5173

    • SHA256

      2e226715419a5882e2e14278940ee8ef0aa648a3ef7af5b3dc252674111962bc

    • SHA512

      87335a43b9ca13e1300c7c23e702e87c669e2bcf4f6065f0c684fc53165e9c1f091cc4d79a3eca3910f0518d3b647120ac0be1a68eaade2e75eaa64adfc92c5a

    • SSDEEP

      192:em24sihno00Wfl97nH6T2enXwWobpWBTU4VtHT7dmN35OlESl:m8QIl975eXqlWBrz7YLOlE

    Score
    3/10
    behavioral3behavioral4

MITRE ATT&CK Enterprise v15

Tasks