Overview

overview

10

Static

static

3

b783021f53...9c.exe

windows7-x64

10

b783021f53...9c.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    b783021f536e221c052cbb82c93ce47904d4dc74a30b841d52f86f64b60f9b9c

  • Size

    117KB

  • Sample

    241223-cwxc2svkdq

  • MD5

    413a3ddbd2319133c69d6278a8ce9f12

  • SHA1

    dbc95ecbda4b0d2867a18cc182c264b8f7fb7359

  • SHA256

    b783021f536e221c052cbb82c93ce47904d4dc74a30b841d52f86f64b60f9b9c

  • SHA512

    af25bd80152539fb2312b610f4a07d2d3f405f1edcacda4e9eaf0af38c9a6602fbaf26f75eb3a6aa24c3a80afd7bb838558ce26df8f71fe3ab47c7de7e512be2

  • SSDEEP

    1536:e+oBmlFrwDSw0DBM84JzXGJpE8aFFfUN1Avhw6JCM:e5AwGw0DSqe8aFFfUrQlM

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

      b783021f536e221c052cbb82c93ce47904d4dc74a30b841d52f86f64b60f9b9c

    • Size

      117KB

    • MD5

      413a3ddbd2319133c69d6278a8ce9f12

    • SHA1

      dbc95ecbda4b0d2867a18cc182c264b8f7fb7359

    • SHA256

      b783021f536e221c052cbb82c93ce47904d4dc74a30b841d52f86f64b60f9b9c

    • SHA512

      af25bd80152539fb2312b610f4a07d2d3f405f1edcacda4e9eaf0af38c9a6602fbaf26f75eb3a6aa24c3a80afd7bb838558ce26df8f71fe3ab47c7de7e512be2

    • SSDEEP

      1536:e+oBmlFrwDSw0DBM84JzXGJpE8aFFfUN1Avhw6JCM:e5AwGw0DSqe8aFFfUrQlM

    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