Overview

overview

10

Static

static

3

4af231d9a8...0N.exe

windows7-x64

10

4af231d9a8...0N.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    4af231d9a82163fc6f2bcf1e02295e5bcc6c33f2d8536071b2c820be4af60e40N

  • Size

    89KB

  • Sample

    240919-r873msvdnk

  • MD5

    90d31a75049b622a932ff827b5866220

  • SHA1

    b12e4862d17954542a2911666c382467907f5fab

  • SHA256

    4af231d9a82163fc6f2bcf1e02295e5bcc6c33f2d8536071b2c820be4af60e40

  • SHA512

    461e2a2d0019017745046c93f2b4f1c0d0202ca5858b8e02ca82d6acaca6724b45f3a68ed47e306318b95211f9ee34f51b08331dcca5989dd32b2d835b46466b

  • SSDEEP

    1536:FOKQUXpnL2nARp5MTGgsiYKVGBlrwEOYMWemKRQfUD68a+VMKKTRVGFtUhQfR1Wy:0gRL2nQ5KGg/YzrcTdvefFr4MKy3G7Ug

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

      4af231d9a82163fc6f2bcf1e02295e5bcc6c33f2d8536071b2c820be4af60e40N

    • Size

      89KB

    • MD5

      90d31a75049b622a932ff827b5866220

    • SHA1

      b12e4862d17954542a2911666c382467907f5fab

    • SHA256

      4af231d9a82163fc6f2bcf1e02295e5bcc6c33f2d8536071b2c820be4af60e40

    • SHA512

      461e2a2d0019017745046c93f2b4f1c0d0202ca5858b8e02ca82d6acaca6724b45f3a68ed47e306318b95211f9ee34f51b08331dcca5989dd32b2d835b46466b

    • SSDEEP

      1536:FOKQUXpnL2nARp5MTGgsiYKVGBlrwEOYMWemKRQfUD68a+VMKKTRVGFtUhQfR1Wy:0gRL2nQ5KGg/YzrcTdvefFr4MKy3G7Ug

    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