Overview

overview

10

Static

static

3

a22cd727ad...6N.exe

windows7-x64

10

a22cd727ad...6N.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    a22cd727ad692059e84f4a495f20831ef540870844a8f2647e2bc30c19ed7bf6N

  • Size

    100KB

  • Sample

    240928-pk3rxayblf

  • MD5

    f172acea7e49dbcf6e7990d599baa700

  • SHA1

    6fadec94522ed9bcf865c8ad0820095e946ccefd

  • SHA256

    a22cd727ad692059e84f4a495f20831ef540870844a8f2647e2bc30c19ed7bf6

  • SHA512

    1fff76b5a3d5f9ad7633b53131806935a3842196b39fdfdc11c4cedc1b1340e48970cff9daa7278777fb821128ff7b3061342ed36a37a66369bfd634cc7beaaa

  • SSDEEP

    3072:0xpXWXPcVJyKpH8yiTjbgmgb3a3+X13XRzT:0xpxXyKpHRi8f7aOl3BzT

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

      a22cd727ad692059e84f4a495f20831ef540870844a8f2647e2bc30c19ed7bf6N

    • Size

      100KB

    • MD5

      f172acea7e49dbcf6e7990d599baa700

    • SHA1

      6fadec94522ed9bcf865c8ad0820095e946ccefd

    • SHA256

      a22cd727ad692059e84f4a495f20831ef540870844a8f2647e2bc30c19ed7bf6

    • SHA512

      1fff76b5a3d5f9ad7633b53131806935a3842196b39fdfdc11c4cedc1b1340e48970cff9daa7278777fb821128ff7b3061342ed36a37a66369bfd634cc7beaaa

    • SSDEEP

      3072:0xpXWXPcVJyKpH8yiTjbgmgb3a3+X13XRzT:0xpxXyKpHRi8f7aOl3BzT

    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