Overview

overview

10

Static

static

3

837a53fbc0...a0.exe

windows7-x64

10

837a53fbc0...a0.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    837a53fbc0e4fe38873deb1d6303d2e673aa2a8e5edf38c2d8c99398fbddfca0

  • Size

    552KB

  • Sample

    241209-22zg2azkhj

  • MD5

    afce6c41682405d55f09665e7a83d555

  • SHA1

    e0420a0e4951927618cb5e33360cad8d3ed69af9

  • SHA256

    837a53fbc0e4fe38873deb1d6303d2e673aa2a8e5edf38c2d8c99398fbddfca0

  • SHA512

    59545fa35e56da4c7968a33c3e6dd277d923bb3ff080112499193bc182d8fe0107c7110c96c6d574250aa447ea716a2e062038e4353d5857320d30e637fb3d84

  • SSDEEP

    6144:7UJr8lyLUy2Ly08SeNpgdyuH1lZfRo0V8JcgE+ezpg1xrloBNTNxaaqX:7UJrVLPuz87g7/VycgE81lgxaa8

Score
10/10
berbewbackdoordiscoverypersistence

Malware Config

Extracted

Family

berbew

C2

http://viruslist.com/wcmd.txt

http://viruslist.com/ppslog.php

http://viruslist.com/piplog.php?%s:%i:%i:%s:%09u:%i:%02d:%02d:%02d

Targets

    • Target

      837a53fbc0e4fe38873deb1d6303d2e673aa2a8e5edf38c2d8c99398fbddfca0

    • Size

      552KB

    • MD5

      afce6c41682405d55f09665e7a83d555

    • SHA1

      e0420a0e4951927618cb5e33360cad8d3ed69af9

    • SHA256

      837a53fbc0e4fe38873deb1d6303d2e673aa2a8e5edf38c2d8c99398fbddfca0

    • SHA512

      59545fa35e56da4c7968a33c3e6dd277d923bb3ff080112499193bc182d8fe0107c7110c96c6d574250aa447ea716a2e062038e4353d5857320d30e637fb3d84

    • SSDEEP

      6144:7UJr8lyLUy2Ly08SeNpgdyuH1lZfRo0V8JcgE+ezpg1xrloBNTNxaaqX:7UJrVLPuz87g7/VycgE81lgxaa8

    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