Overview

overview

10

Static

static

3

76d7a02e2e...8d.exe

windows7-x64

10

76d7a02e2e...8d.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    76d7a02e2ea76f313d3ab5600b0606aaa4f407c9de031b9bca412e2ac70a2b8d

  • Size

    169KB

  • Sample

    241223-2cwpvatlas

  • MD5

    b81bdb4bce1fff58caf8ee7dda2a0bcb

  • SHA1

    3addd0654c6c4423117f816d1718176469f960c3

  • SHA256

    76d7a02e2ea76f313d3ab5600b0606aaa4f407c9de031b9bca412e2ac70a2b8d

  • SHA512

    6505653238389cfd90b90a5de9b377141343b9586a1bba63c7e8a55eba0bedf4347302bd9681c9a5d77aede2d69cf8d09b1f6f237c985c7eed8f376b6717d03a

  • SSDEEP

    3072:Ev+PAcQhv00I9JS9H8lSl+MDPxMeEvPOdgujv6NLPfFFrKP92f65Ha:Ev+PABh80oeeSXDJML3OdgawrFZKPf9

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

      76d7a02e2ea76f313d3ab5600b0606aaa4f407c9de031b9bca412e2ac70a2b8d

    • Size

      169KB

    • MD5

      b81bdb4bce1fff58caf8ee7dda2a0bcb

    • SHA1

      3addd0654c6c4423117f816d1718176469f960c3

    • SHA256

      76d7a02e2ea76f313d3ab5600b0606aaa4f407c9de031b9bca412e2ac70a2b8d

    • SHA512

      6505653238389cfd90b90a5de9b377141343b9586a1bba63c7e8a55eba0bedf4347302bd9681c9a5d77aede2d69cf8d09b1f6f237c985c7eed8f376b6717d03a

    • SSDEEP

      3072:Ev+PAcQhv00I9JS9H8lSl+MDPxMeEvPOdgujv6NLPfFFrKP92f65Ha:Ev+PABh80oeeSXDJML3OdgawrFZKPf9

    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