Overview

overview

10

Static

static

3

b494b6b71f...82.exe

windows7-x64

10

b494b6b71f...82.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    b494b6b71f289e30fd96ecca7662fc23f9dba399a80e5d3213850c83d1fa9682

  • Size

    1000KB

  • Sample

    241225-ccv1watpgj

  • MD5

    b012453ad8f903761e0ba2efd3fdaebf

  • SHA1

    9d244b5f75b186221943bf27505171f683d36023

  • SHA256

    b494b6b71f289e30fd96ecca7662fc23f9dba399a80e5d3213850c83d1fa9682

  • SHA512

    1f1208547b6de7977615a1be990641ca1bd1b90352c39e146ebd72b5c7d3e5659e7ac51ce9693560d4bb7c56c52349f664f1db430d86df80b7a07d7d7d90ec3f

  • SSDEEP

    12288:AAO6cGtHBFLPj3TmLnWrOxNuxC97hFq9o7:9OstHBFLPj368MoC9Dq9o7

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

      b494b6b71f289e30fd96ecca7662fc23f9dba399a80e5d3213850c83d1fa9682

    • Size

      1000KB

    • MD5

      b012453ad8f903761e0ba2efd3fdaebf

    • SHA1

      9d244b5f75b186221943bf27505171f683d36023

    • SHA256

      b494b6b71f289e30fd96ecca7662fc23f9dba399a80e5d3213850c83d1fa9682

    • SHA512

      1f1208547b6de7977615a1be990641ca1bd1b90352c39e146ebd72b5c7d3e5659e7ac51ce9693560d4bb7c56c52349f664f1db430d86df80b7a07d7d7d90ec3f

    • SSDEEP

      12288:AAO6cGtHBFLPj3TmLnWrOxNuxC97hFq9o7:9OstHBFLPj368MoC9Dq9o7

    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