Overview

overview

10

Static

static

3

4c5125e3a6...cN.exe

windows7-x64

10

4c5125e3a6...cN.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    4c5125e3a6c9ec0bd9a6c55355beaef2ec643487469f677104bf954d006e5fccN

  • Size

    285KB

  • Sample

    240919-e39m3a1enp

  • MD5

    b49fd360801a5cf72d568adb682f5dd0

  • SHA1

    690a7d6ba23772e38036cb708f12a7c8ecd6995f

  • SHA256

    4c5125e3a6c9ec0bd9a6c55355beaef2ec643487469f677104bf954d006e5fcc

  • SHA512

    b7249be27316aaf8b6c72f82f3deb72ecac85d5cda5a1cf126442fb74af135a0152bc7df97d6e9c41ec24e33113a5ee5d549d68063d2aba511b9347f39d1bd1d

  • SSDEEP

    3072:a5mDHsBBaOJSauTTTTTTTTT+siezKVcbMloVRr3uMg0kAqSxYiJ2QM4GKch:ImCBLszKQIoi7tWa

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

      4c5125e3a6c9ec0bd9a6c55355beaef2ec643487469f677104bf954d006e5fccN

    • Size

      285KB

    • MD5

      b49fd360801a5cf72d568adb682f5dd0

    • SHA1

      690a7d6ba23772e38036cb708f12a7c8ecd6995f

    • SHA256

      4c5125e3a6c9ec0bd9a6c55355beaef2ec643487469f677104bf954d006e5fcc

    • SHA512

      b7249be27316aaf8b6c72f82f3deb72ecac85d5cda5a1cf126442fb74af135a0152bc7df97d6e9c41ec24e33113a5ee5d549d68063d2aba511b9347f39d1bd1d

    • SSDEEP

      3072:a5mDHsBBaOJSauTTTTTTTTT+siezKVcbMloVRr3uMg0kAqSxYiJ2QM4GKch:ImCBLszKQIoi7tWa

    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