Overview

overview

10

Static

static

10

fca5cd3895...01.exe

windows7-x64

10

fca5cd3895...01.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    fca5cd38959949d7f5542b00e2230c4b417b403aaf243c3d3a3b87096f119301

  • Size

    161KB

  • Sample

    241209-fh4fzsvmel

  • MD5

    a11b2cb7dff694fe62a6e76dc201c696

  • SHA1

    242b8abd2093d7b415c6ac75e09c7f8c03fe3818

  • SHA256

    fca5cd38959949d7f5542b00e2230c4b417b403aaf243c3d3a3b87096f119301

  • SHA512

    c67fd93958d5b549fcce7bc4ed1d1bf7a14dc50711e5a883ed0d258dd746ca935afe2778aea3336f9fea4c7d13e415f00466fcdd0ed9d683748aeb0ddbaf6383

  • SSDEEP

    3072:a6iEHsOVmDNzrdz47Ob6k9VwtCJXeex7rrIRZK8K8/kvV:asHXVczr+7zk9VwtmeetrIyRV

Score
10/10
berbewbackdoordiscoverypersistence

Malware Config

Extracted

Family

berbew

C2

http://f/wcmd.htm

http://f/ppslog.php

http://f/piplog.php?%s:%i:%i:%s:%09u:%i:%02d:%02d:%02d

Targets

    • Target

      fca5cd38959949d7f5542b00e2230c4b417b403aaf243c3d3a3b87096f119301

    • Size

      161KB

    • MD5

      a11b2cb7dff694fe62a6e76dc201c696

    • SHA1

      242b8abd2093d7b415c6ac75e09c7f8c03fe3818

    • SHA256

      fca5cd38959949d7f5542b00e2230c4b417b403aaf243c3d3a3b87096f119301

    • SHA512

      c67fd93958d5b549fcce7bc4ed1d1bf7a14dc50711e5a883ed0d258dd746ca935afe2778aea3336f9fea4c7d13e415f00466fcdd0ed9d683748aeb0ddbaf6383

    • SSDEEP

      3072:a6iEHsOVmDNzrdz47Ob6k9VwtCJXeex7rrIRZK8K8/kvV:asHXVczr+7zk9VwtmeetrIyRV

    Score
    10/10
    berbewbackdoordiscoverypersistence

    • Adds autorun key to be loaded by Explorer.exe on startup

      persistence

    • Berbew

      Berbew is a backdoor written in C++.

      backdoorberbew

    • Berbew family

      berbew

    • Executes dropped EXE

    • Loads dropped DLL

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks