Overview

overview

10

Static

static

3

bb71db8b92...bN.exe

windows7-x64

10

bb71db8b92...bN.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    bb71db8b92421fc2d94a289d65b0f2fdb77359a1f9cd6220d1cda60cfa3f4e8bN.exe

  • Size

    402KB

  • Sample

    241208-c2e1ysxphx

  • MD5

    c9eded3785163f93cac46a4cd2938a60

  • SHA1

    862799ae28b530fedfca44b73b7bd1c72d2c3bac

  • SHA256

    bb71db8b92421fc2d94a289d65b0f2fdb77359a1f9cd6220d1cda60cfa3f4e8b

  • SHA512

    758a694895fc8adccf21f7fb4eaf1ac5fa1aa76adc811d4d31e60e9eaf0c2d61a5693e2663f6fbef498228a1825a6602e41ad6d1e35754929accd971bf0c11af

  • SSDEEP

    6144:o72bgwZpatcRPvTpN0xHuwdkAj51VezfHZ3neNZpGkXo+TCCYOs5PHdC:o72MwZpIiU

Score
10/10
berbewbackdoordiscoverypersistence

Malware Config

Extracted

Family

berbew

C2

http://viruslist.com/wcmd.txt

http://viruslist.com/ppslog.php

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

Targets

    • Target

      bb71db8b92421fc2d94a289d65b0f2fdb77359a1f9cd6220d1cda60cfa3f4e8bN.exe

    • Size

      402KB

    • MD5

      c9eded3785163f93cac46a4cd2938a60

    • SHA1

      862799ae28b530fedfca44b73b7bd1c72d2c3bac

    • SHA256

      bb71db8b92421fc2d94a289d65b0f2fdb77359a1f9cd6220d1cda60cfa3f4e8b

    • SHA512

      758a694895fc8adccf21f7fb4eaf1ac5fa1aa76adc811d4d31e60e9eaf0c2d61a5693e2663f6fbef498228a1825a6602e41ad6d1e35754929accd971bf0c11af

    • SSDEEP

      6144:o72bgwZpatcRPvTpN0xHuwdkAj51VezfHZ3neNZpGkXo+TCCYOs5PHdC:o72MwZpIiU

    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