Overview

overview

10

Static

static

3

5af56bd919...5N.exe

windows7-x64

10

5af56bd919...5N.exe

windows10-2004-x64

10

$PLUGINSDI...em.dll

windows7-x64

3

$PLUGINSDI...em.dll

windows10-2004-x64

3

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General

  • Target

    5af56bd9193c8379584ced6a37121e011007666ef1d77518e3e5ea52ec2ca7c5N

  • Size

    553KB

  • Sample

    240927-nz4gba1dnp

  • MD5

    d1f841d041c915f803dbe6c15b19c510

  • SHA1

    85190628be4d7ed332737df38a580455e29155e1

  • SHA256

    5af56bd9193c8379584ced6a37121e011007666ef1d77518e3e5ea52ec2ca7c5

  • SHA512

    d8a06b312a5f5f6f37e46bee7c360eb32397be08af636699ba5babca7ff61c651fa950093a410eab21ad854012ad765a803735a5c39c1dab39a4aecf6ae107ac

  • SSDEEP

    12288:qX6pZB10nk2cxhmCVvEIM/XHgeewr+Nc20PJbbiEUW34/:qX6pZ+jMh3EIM/LPBqEUW

Score
10/10
guloaderdiscoverydownloader

Malware Config

Targets

    • Target

      5af56bd9193c8379584ced6a37121e011007666ef1d77518e3e5ea52ec2ca7c5N

    • Size

      553KB

    • MD5

      d1f841d041c915f803dbe6c15b19c510

    • SHA1

      85190628be4d7ed332737df38a580455e29155e1

    • SHA256

      5af56bd9193c8379584ced6a37121e011007666ef1d77518e3e5ea52ec2ca7c5

    • SHA512

      d8a06b312a5f5f6f37e46bee7c360eb32397be08af636699ba5babca7ff61c651fa950093a410eab21ad854012ad765a803735a5c39c1dab39a4aecf6ae107ac

    • SSDEEP

      12288:qX6pZB10nk2cxhmCVvEIM/XHgeewr+Nc20PJbbiEUW34/:qX6pZ+jMh3EIM/LPBqEUW

    Score
    10/10
    guloaderdiscoverydownloader

    • Guloader,Cloudeye

      A shellcode based downloader first seen in 2020.

      downloaderguloader

    • Loads dropped DLL

    • Drops file in System32 directory

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

    • Target

      $PLUGINSDIR/System.dll

    • Size

      12KB

    • MD5

      4add245d4ba34b04f213409bfe504c07

    • SHA1

      ef756d6581d70e87d58cc4982e3f4d18e0ea5b09

    • SHA256

      9111099efe9d5c9b391dc132b2faf0a3851a760d4106d5368e30ac744eb42706

    • SHA512

      1bd260cabe5ea3cefbbc675162f30092ab157893510f45a1b571489e03ebb2903c55f64f89812754d3fe03c8f10012b8078d1261a7e73ac1f87c82f714bce03d

    • SSDEEP

      192:VjHcQ0qWTlt7wi5Aj/lM0sEWD/wtYbBjpNQybC7y+XZv0QPi:B/Qlt7wiij/lMRv/9V4bvr

    Score
    3/10
    discovery
    behavioral3behavioral4

MITRE ATT&CK Enterprise v15

Tasks