Overview

overview

10

Static

static

3

5a6190c76e...19.exe

windows7-x64

10

5a6190c76e...19.exe

windows10-2004-x64

10

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General

  • Target

    5a6190c76e93c2f547f68c2692d83dcfb27f106c7a78870ae54ff63bd9c1cb19

  • Size

    96KB

  • Sample

    241123-2r4c8sxkaj

  • MD5

    032ac44713546291206309fed2d6e807

  • SHA1

    18d66096ccf5748ed733ee247295fda46747f08f

  • SHA256

    5a6190c76e93c2f547f68c2692d83dcfb27f106c7a78870ae54ff63bd9c1cb19

  • SHA512

    089f42924be42639e3e4a0ec78c3593b2cc448f471ff25ea2600a5874d7044c84ee0761376f65337e733e40ed4ea23285cf763d289f2f4242affa5b57b9f94c5

  • SSDEEP

    1536:+vVwfAO0nuJloD6oPhg+q9keQUOAY0ewTH0ILxgPIhEzhzyrMmLV9DLBAoge/BOf:UwfknHxgj9aH0ewPLK6EVzqLBz95OmI7

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

      5a6190c76e93c2f547f68c2692d83dcfb27f106c7a78870ae54ff63bd9c1cb19

    • Size

      96KB

    • MD5

      032ac44713546291206309fed2d6e807

    • SHA1

      18d66096ccf5748ed733ee247295fda46747f08f

    • SHA256

      5a6190c76e93c2f547f68c2692d83dcfb27f106c7a78870ae54ff63bd9c1cb19

    • SHA512

      089f42924be42639e3e4a0ec78c3593b2cc448f471ff25ea2600a5874d7044c84ee0761376f65337e733e40ed4ea23285cf763d289f2f4242affa5b57b9f94c5

    • SSDEEP

      1536:+vVwfAO0nuJloD6oPhg+q9keQUOAY0ewTH0ILxgPIhEzhzyrMmLV9DLBAoge/BOf:UwfknHxgj9aH0ewPLK6EVzqLBz95OmI7

    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