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Overview

overview

10

Static

static

3

7bacbf9a9f...bN.exe

windows7-x64

10

7bacbf9a9f...bN.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    7bacbf9a9f68caf0c321ecab34e33c5deca819ca33b485bf7b7c28b88a9ce1ebN

  • Size

    368KB

  • Sample

    240921-y65m3a1grb

  • MD5

    f7c68d9a78dd9dec4301d72e193217f0

  • SHA1

    76ada9637ca7bcabd3077431047cca750f2af096

  • SHA256

    7bacbf9a9f68caf0c321ecab34e33c5deca819ca33b485bf7b7c28b88a9ce1eb

  • SHA512

    ba3b9662fb61f2fb27983d186c80bdbee0761903a2e42cc049dbf5f51853c2da62413f18ec5c0be6518f631e311c72cac0e154912d08fb95e11ff09e2ab5d96b

  • SSDEEP

    6144:9wQ5tlTjZXvEQo9dfJBEdKFckUQ/4TIHD4xutM3VOEIuV5t6R+0I/VzogZW:HT9XvEhdfJkKSkU3kHyuaRB5t6k0IJoh

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

      7bacbf9a9f68caf0c321ecab34e33c5deca819ca33b485bf7b7c28b88a9ce1ebN

    • Size

      368KB

    • MD5

      f7c68d9a78dd9dec4301d72e193217f0

    • SHA1

      76ada9637ca7bcabd3077431047cca750f2af096

    • SHA256

      7bacbf9a9f68caf0c321ecab34e33c5deca819ca33b485bf7b7c28b88a9ce1eb

    • SHA512

      ba3b9662fb61f2fb27983d186c80bdbee0761903a2e42cc049dbf5f51853c2da62413f18ec5c0be6518f631e311c72cac0e154912d08fb95e11ff09e2ab5d96b

    • SSDEEP

      6144:9wQ5tlTjZXvEQo9dfJBEdKFckUQ/4TIHD4xutM3VOEIuV5t6R+0I/VzogZW:HT9XvEhdfJkKSkU3kHyuaRB5t6k0IJoh

    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