Overview

overview

10

Static

static

3

6a0311375a...56.exe

windows7-x64

10

6a0311375a...56.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    6a0311375ae9d59a50b588fb799d6e8ceceb3de7016af5afcc9c8ba238530456

  • Size

    92KB

  • Sample

    241207-3f8z1svncp

  • MD5

    a228b7bd8e8dd2bacc846bc0498780fa

  • SHA1

    ac3b775aa0a389012e348adaaa88b3dc17b63bc0

  • SHA256

    6a0311375ae9d59a50b588fb799d6e8ceceb3de7016af5afcc9c8ba238530456

  • SHA512

    262ce2078516b2b0b1fecb0422b8b984bd43386c0e261d0c39dbf6790784dcadb557c5b4f2012f85b6ccf7b965cb244f33a6393440da7a985abe416ee3af0e39

  • SSDEEP

    1536:BqI7ZWurXsEiGP1OQFGsiqRQq9nIfqitYNQQgyoORXnKQrUoR24HsUc:BmurXviaPTiFzfqitYWKoH6THsB

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

      6a0311375ae9d59a50b588fb799d6e8ceceb3de7016af5afcc9c8ba238530456

    • Size

      92KB

    • MD5

      a228b7bd8e8dd2bacc846bc0498780fa

    • SHA1

      ac3b775aa0a389012e348adaaa88b3dc17b63bc0

    • SHA256

      6a0311375ae9d59a50b588fb799d6e8ceceb3de7016af5afcc9c8ba238530456

    • SHA512

      262ce2078516b2b0b1fecb0422b8b984bd43386c0e261d0c39dbf6790784dcadb557c5b4f2012f85b6ccf7b965cb244f33a6393440da7a985abe416ee3af0e39

    • SSDEEP

      1536:BqI7ZWurXsEiGP1OQFGsiqRQq9nIfqitYNQQgyoORXnKQrUoR24HsUc:BmurXviaPTiFzfqitYWKoH6THsB

    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