Overview

overview

10

Static

static

3

cbfc10741f...ac.exe

windows7-x64

10

cbfc10741f...ac.exe

windows10-2004-x64

10

$PLUGINSDI...em.dll

windows7-x64

3

$PLUGINSDI...em.dll

windows10-2004-x64

3

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General

  • Target

    cbfc10741fb440a5c351bb62a9ffbe13d8fb90304925bee56ac6dd54a8e001ac.exe

  • Size

    1.1MB

  • Sample

    240213-fzkp7sfh48

  • MD5

    2ac9cd56e3877efa00a0353cde71186f

  • SHA1

    d0460a2b1fe30c342216048c4390af045b120146

  • SHA256

    cbfc10741fb440a5c351bb62a9ffbe13d8fb90304925bee56ac6dd54a8e001ac

  • SHA512

    e78d405d9b92319d396d488e4c104021a224789fabf09a278d252e1aa407cae1ce4d3562f1e6a18bc3151e16049a1a6d3687b6a4578fc4c946349d5292eb9e2d

  • SSDEEP

    24576:oS5HuMJiUsl/f4g0lnQFpy54j3BjqgMQUWhypBj:B5o/falnQ+54j3ZftUNBj

Score
10/10
guloaderdownloaderpersistence

Malware Config

Targets

    • Target

      cbfc10741fb440a5c351bb62a9ffbe13d8fb90304925bee56ac6dd54a8e001ac.exe

    • Size

      1.1MB

    • MD5

      2ac9cd56e3877efa00a0353cde71186f

    • SHA1

      d0460a2b1fe30c342216048c4390af045b120146

    • SHA256

      cbfc10741fb440a5c351bb62a9ffbe13d8fb90304925bee56ac6dd54a8e001ac

    • SHA512

      e78d405d9b92319d396d488e4c104021a224789fabf09a278d252e1aa407cae1ce4d3562f1e6a18bc3151e16049a1a6d3687b6a4578fc4c946349d5292eb9e2d

    • SSDEEP

      24576:oS5HuMJiUsl/f4g0lnQFpy54j3BjqgMQUWhypBj:B5o/falnQ+54j3ZftUNBj

    Score
    10/10
    guloaderdownloaderpersistence

    • Guloader,Cloudeye

      A shellcode based downloader first seen in 2020.

      downloaderguloader

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • Legitimate hosting services abused for malware hosting/C2

    • Drops file in System32 directory

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

    • Target

      $PLUGINSDIR/System.dll

    • Size

      11KB

    • MD5

      17ed1c86bd67e78ade4712be48a7d2bd

    • SHA1

      1cc9fe86d6d6030b4dae45ecddce5907991c01a0

    • SHA256

      bd046e6497b304e4ea4ab102cab2b1f94ce09bde0eebba4c59942a732679e4eb

    • SHA512

      0cbed521e7d6d1f85977b3f7d3ca7ac34e1b5495b69fd8c7bfa1a846baf53b0ecd06fe1ad02a3599082ffacaf8c71a3bb4e32dec05f8e24859d736b828092cd5

    • SSDEEP

      192:eY24sihno00Wfl97nH6T2enXwWobpWBTU4VtHT7dmN35Ol+Sl:E8QIl975eXqlWBrz7YLOl+

    Score
    3/10
    behavioral3behavioral4

MITRE ATT&CK Enterprise v15

Tasks