Overview

overview

10

Static

static

3

5d85f01fc2...aN.exe

windows7-x64

10

5d85f01fc2...aN.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    5d85f01fc2dc8ea950fc484e27b08c9307488a24122552ee407e71b5ac09938aN.exe

  • Size

    128KB

  • Sample

    241225-vevf8szkdl

  • MD5

    dd7d4fababe2f84fbbaf56adbeadc970

  • SHA1

    b0b26d5738fffdfa743af33710401bea51769a68

  • SHA256

    5d85f01fc2dc8ea950fc484e27b08c9307488a24122552ee407e71b5ac09938a

  • SHA512

    e9baff6559874e768e96e4c4b1a862d8b9f5d7008911ca4bd496f538496a38e4604741d79371c46a5b27ebee2946521420a3bc2acf5cd75166d78196123a3cb4

  • SSDEEP

    3072:A64B25bnh/QsYC11ceD55Kbwf1nFzwSAJB8e:AtB25p5v1i655n1n6xJme

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

      5d85f01fc2dc8ea950fc484e27b08c9307488a24122552ee407e71b5ac09938aN.exe

    • Size

      128KB

    • MD5

      dd7d4fababe2f84fbbaf56adbeadc970

    • SHA1

      b0b26d5738fffdfa743af33710401bea51769a68

    • SHA256

      5d85f01fc2dc8ea950fc484e27b08c9307488a24122552ee407e71b5ac09938a

    • SHA512

      e9baff6559874e768e96e4c4b1a862d8b9f5d7008911ca4bd496f538496a38e4604741d79371c46a5b27ebee2946521420a3bc2acf5cd75166d78196123a3cb4

    • SSDEEP

      3072:A64B25bnh/QsYC11ceD55Kbwf1nFzwSAJB8e:AtB25p5v1i655n1n6xJme

    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