Overview

overview

10

Static

static

3

f40a284d8a...e6.exe

windows7-x64

10

f40a284d8a...e6.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    f40a284d8a4c619341a135ba88daf514553ed7198e02ace5837cba5faac66de6

  • Size

    93KB

  • Sample

    241123-fxefeavqek

  • MD5

    c78773cdf05f552f441e4b0be5516999

  • SHA1

    460e2aee8606e18ccfa69999efbc5f9b0f55a8ea

  • SHA256

    f40a284d8a4c619341a135ba88daf514553ed7198e02ace5837cba5faac66de6

  • SHA512

    42c26426ff8fc4886787971be5f426a36ad2125dfa112db8e942cd850dd62943df0ce7fb3277a5553863dfd78b1faa03d7f615ea408ef2abb54fa16ac12a006c

  • SSDEEP

    1536:VoyY5jIwLstLdiZv1tGJDFP8gMebMFUkBygE1GhghhhhhhhENCKT4jiwg58w:qDIj5xl8gMeoFUkUgjcY58w

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

      f40a284d8a4c619341a135ba88daf514553ed7198e02ace5837cba5faac66de6

    • Size

      93KB

    • MD5

      c78773cdf05f552f441e4b0be5516999

    • SHA1

      460e2aee8606e18ccfa69999efbc5f9b0f55a8ea

    • SHA256

      f40a284d8a4c619341a135ba88daf514553ed7198e02ace5837cba5faac66de6

    • SHA512

      42c26426ff8fc4886787971be5f426a36ad2125dfa112db8e942cd850dd62943df0ce7fb3277a5553863dfd78b1faa03d7f615ea408ef2abb54fa16ac12a006c

    • SSDEEP

      1536:VoyY5jIwLstLdiZv1tGJDFP8gMebMFUkBygE1GhghhhhhhhENCKT4jiwg58w:qDIj5xl8gMeoFUkUgjcY58w

    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