Overview

overview

10

Static

static

3

fb1cc6afba...aN.exe

windows7-x64

10

fb1cc6afba...aN.exe

windows10-2004-x64

10

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General

  • Target

    fb1cc6afba37516c32f5151de543abb18ca9983aaeeb461bca1510fe6fbffc2aN

  • Size

    363KB

  • Sample

    241002-x21b4swejc

  • MD5

    b38d3fd42e0e7f0d8c56534e421d0750

  • SHA1

    c5a47756abe3bcfaa6b19bf28bbe674eeca807be

  • SHA256

    fb1cc6afba37516c32f5151de543abb18ca9983aaeeb461bca1510fe6fbffc2a

  • SHA512

    e4d96725f00281e1f652ab50d39680b260293dad9b613a1e9a8a99b3844c9514b6a0d1b3e4c841e4f1d25d6f76fdbbf5bb2d08762f1f3506c9609a8f03905f6f

  • SSDEEP

    6144:3sRxAakym/89b7yS49pkuk4Nx73U2S4D23DgDJsAE1m7uLcp37pByk2mAO4VSJ5l:oxsf9S49yuFL73tS4D2FR1maLcJ/UmAe

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

      fb1cc6afba37516c32f5151de543abb18ca9983aaeeb461bca1510fe6fbffc2aN

    • Size

      363KB

    • MD5

      b38d3fd42e0e7f0d8c56534e421d0750

    • SHA1

      c5a47756abe3bcfaa6b19bf28bbe674eeca807be

    • SHA256

      fb1cc6afba37516c32f5151de543abb18ca9983aaeeb461bca1510fe6fbffc2a

    • SHA512

      e4d96725f00281e1f652ab50d39680b260293dad9b613a1e9a8a99b3844c9514b6a0d1b3e4c841e4f1d25d6f76fdbbf5bb2d08762f1f3506c9609a8f03905f6f

    • SSDEEP

      6144:3sRxAakym/89b7yS49pkuk4Nx73U2S4D23DgDJsAE1m7uLcp37pByk2mAO4VSJ5l:oxsf9S49yuFL73tS4D2FR1maLcJ/UmAe

    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