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Overview

overview

10

Static

static

3

20cc9895ae...0N.exe

windows7-x64

10

20cc9895ae...0N.exe

windows10-2004-x64

10

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General

  • Target

    20cc9895ae70ed919043383fdf21cbd3962cbe6bbf3f008918a5dde833f1f590N

  • Size

    96KB

  • Sample

    240927-tdbgaszemn

  • MD5

    b72e26c9a1f915cc1ecb5c0701076830

  • SHA1

    a20b4c301d4d30d6ccacca4ad50aa6d425bacabb

  • SHA256

    20cc9895ae70ed919043383fdf21cbd3962cbe6bbf3f008918a5dde833f1f590

  • SHA512

    fa8af073c9a88b43442f2b8f02ce49c98476093139aeb32c58eb66db57d7104056c9e68af02f1a1ea3433e58684cbebb8dd19ca036e53ccdc73d67ca5d1c4ad6

  • SSDEEP

    1536:4yf18tZ0HPsZxPh9qP4UsLL+iDd1l7F1NaduV9jojTIvjrH:7f1xHPs/HqP4UihL7zNad69jc0vf

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

      20cc9895ae70ed919043383fdf21cbd3962cbe6bbf3f008918a5dde833f1f590N

    • Size

      96KB

    • MD5

      b72e26c9a1f915cc1ecb5c0701076830

    • SHA1

      a20b4c301d4d30d6ccacca4ad50aa6d425bacabb

    • SHA256

      20cc9895ae70ed919043383fdf21cbd3962cbe6bbf3f008918a5dde833f1f590

    • SHA512

      fa8af073c9a88b43442f2b8f02ce49c98476093139aeb32c58eb66db57d7104056c9e68af02f1a1ea3433e58684cbebb8dd19ca036e53ccdc73d67ca5d1c4ad6

    • SSDEEP

      1536:4yf18tZ0HPsZxPh9qP4UsLL+iDd1l7F1NaduV9jojTIvjrH:7f1xHPs/HqP4UihL7zNad69jc0vf

    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

    • Executes dropped EXE

    • Loads dropped DLL

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks