Overview

overview

10

Static

static

3

4870e7dcb1...8c.exe

windows7-x64

10

4870e7dcb1...8c.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    4870e7dcb10044aa4e47e2e2c461a69ff623b9159445cd17885302de96cdf38c

  • Size

    74KB

  • Sample

    241123-1yllbsvpap

  • MD5

    d4c044eadf4fbeea7c4b28e685583169

  • SHA1

    d8fdb429619854d5b34221bb37b269e0abb1fd48

  • SHA256

    4870e7dcb10044aa4e47e2e2c461a69ff623b9159445cd17885302de96cdf38c

  • SHA512

    b6a620ccc7d77b7da75c2e77bbb7b6e43ca5ffead122f6e6788afa50e5026d8ae87a6dd73c616da0efade30c56771f9f0c102e8ca550053ad80f5e0a048a7f01

  • SSDEEP

    1536:h6+69QiBZOaQ/aRPfMcp+nXe4DpPI5rGzrfAnNW:hR69Eel415kYEN

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

      4870e7dcb10044aa4e47e2e2c461a69ff623b9159445cd17885302de96cdf38c

    • Size

      74KB

    • MD5

      d4c044eadf4fbeea7c4b28e685583169

    • SHA1

      d8fdb429619854d5b34221bb37b269e0abb1fd48

    • SHA256

      4870e7dcb10044aa4e47e2e2c461a69ff623b9159445cd17885302de96cdf38c

    • SHA512

      b6a620ccc7d77b7da75c2e77bbb7b6e43ca5ffead122f6e6788afa50e5026d8ae87a6dd73c616da0efade30c56771f9f0c102e8ca550053ad80f5e0a048a7f01

    • SSDEEP

      1536:h6+69QiBZOaQ/aRPfMcp+nXe4DpPI5rGzrfAnNW:hR69Eel415kYEN

    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