Overview

overview

10

Static

static

3

bfd8e9114c...e9.exe

windows7-x64

10

bfd8e9114c...e9.exe

windows10-2004-x64

10

Sharing

Copy URL
Twitter E-mail

General

  • Target

    bfd8e9114c0cbfb305be11d3485b3cfb9bba440441b28fcb76d368bf45da79e9

  • Size

    128KB

  • Sample

    250306-mkfk9swrt9

  • MD5

    848cafa9a65f0fb5861d8152485aeab6

  • SHA1

    1e34216a0e99c741aee51f1a1915dc5f6335cebb

  • SHA256

    bfd8e9114c0cbfb305be11d3485b3cfb9bba440441b28fcb76d368bf45da79e9

  • SHA512

    be31cd6d0b8f1aea12be4fe83390f2744e72f73db9b7ca79f8905e07c70d7c6f3fe5a7e4e431de095f8fd353d15cce8b9a2b7148bdaf5a4671cd8462f4569724

  • SSDEEP

    3072:GaQ50PxGRWJixKcmL/rNV/XKm08uFafmHURHAVgnvedh6:60PxGRmixKHrT/6m08uF8YU8gnve7

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

      bfd8e9114c0cbfb305be11d3485b3cfb9bba440441b28fcb76d368bf45da79e9

    • Size

      128KB

    • MD5

      848cafa9a65f0fb5861d8152485aeab6

    • SHA1

      1e34216a0e99c741aee51f1a1915dc5f6335cebb

    • SHA256

      bfd8e9114c0cbfb305be11d3485b3cfb9bba440441b28fcb76d368bf45da79e9

    • SHA512

      be31cd6d0b8f1aea12be4fe83390f2744e72f73db9b7ca79f8905e07c70d7c6f3fe5a7e4e431de095f8fd353d15cce8b9a2b7148bdaf5a4671cd8462f4569724

    • SSDEEP

      3072:GaQ50PxGRWJixKcmL/rNV/XKm08uFafmHURHAVgnvedh6:60PxGRmixKHrT/6m08uF8YU8gnve7

    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