Overview

overview

10

Static

static

10

8b50a57b05...54.exe

windows7-x64

10

8b50a57b05...54.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    8b50a57b05b2a6b57d1c353cfa864a1534bbf8ec714f93d4b5a02209f2340754

  • Size

    192KB

  • Sample

    241009-av9wmsyaka

  • MD5

    bac90d75ce8e0c67f7dd35675a3febef

  • SHA1

    cb19066c876e1d188f6ba52c71a9456003c9debc

  • SHA256

    8b50a57b05b2a6b57d1c353cfa864a1534bbf8ec714f93d4b5a02209f2340754

  • SHA512

    7774a69c6aa017b8bf038b824e90c11e45204638c8c4aad1a6d7382d36dfc7be4ec7762a1e635ca8ad04a0ff1292f9c1ab2a2c6a2fcd4c68dbd9d8f453ce0ee1

  • SSDEEP

    3072:AXwk+UDFRRFQkeb5nLoYDGNlib5qfpfGU4lfirgjZXmK:uwk1LF4NL7GNlighD4lTjZXN

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

      8b50a57b05b2a6b57d1c353cfa864a1534bbf8ec714f93d4b5a02209f2340754

    • Size

      192KB

    • MD5

      bac90d75ce8e0c67f7dd35675a3febef

    • SHA1

      cb19066c876e1d188f6ba52c71a9456003c9debc

    • SHA256

      8b50a57b05b2a6b57d1c353cfa864a1534bbf8ec714f93d4b5a02209f2340754

    • SHA512

      7774a69c6aa017b8bf038b824e90c11e45204638c8c4aad1a6d7382d36dfc7be4ec7762a1e635ca8ad04a0ff1292f9c1ab2a2c6a2fcd4c68dbd9d8f453ce0ee1

    • SSDEEP

      3072:AXwk+UDFRRFQkeb5nLoYDGNlib5qfpfGU4lfirgjZXmK:uwk1LF4NL7GNlighD4lTjZXN

    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