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Overview

overview

10

Static

static

3

2e4f5d3129...bN.exe

windows7-x64

10

2e4f5d3129...bN.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    2e4f5d31297636983ce2cb720c7423b0a9c62ee2115847ed40caff662adef61bN

  • Size

    416KB

  • Sample

    240919-t6nx4azaml

  • MD5

    c091b4215e72d040d1c9a09a30bd06b0

  • SHA1

    0112133213b576807b2716b9acee80ae89c235e2

  • SHA256

    2e4f5d31297636983ce2cb720c7423b0a9c62ee2115847ed40caff662adef61b

  • SHA512

    8ab5edfc928c6ad1ff1d9c5d5eb3075ac25d9ab75fc73b56dfce2232584de81ece7ce4a94c56986e741c3168c7e0123831be3dbd25939d504e6e40b7f1f2a32d

  • SSDEEP

    12288:l2Br4YJ07kE0KoFtw2gu9RxrBIUbPLwH96/I0lOZ0vbqFB:ABr4YJ07kE0KoFtw2gu9RxrBIUbPLwHh

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

      2e4f5d31297636983ce2cb720c7423b0a9c62ee2115847ed40caff662adef61bN

    • Size

      416KB

    • MD5

      c091b4215e72d040d1c9a09a30bd06b0

    • SHA1

      0112133213b576807b2716b9acee80ae89c235e2

    • SHA256

      2e4f5d31297636983ce2cb720c7423b0a9c62ee2115847ed40caff662adef61b

    • SHA512

      8ab5edfc928c6ad1ff1d9c5d5eb3075ac25d9ab75fc73b56dfce2232584de81ece7ce4a94c56986e741c3168c7e0123831be3dbd25939d504e6e40b7f1f2a32d

    • SSDEEP

      12288:l2Br4YJ07kE0KoFtw2gu9RxrBIUbPLwH96/I0lOZ0vbqFB:ABr4YJ07kE0KoFtw2gu9RxrBIUbPLwHh

    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