Overview

overview

10

Static

static

3

4a246991b5...ed.exe

windows7-x64

10

4a246991b5...ed.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    4a246991b5c2b64e6cc6abe1c26f371383758711421f9a9a9552708c2fef4ced

  • Size

    109KB

  • Sample

    241209-1aq6xaxjcj

  • MD5

    d4369a6ffa3e97569688d5a773d59386

  • SHA1

    79e6727ce35a6b3c31605feb6520c581483e7328

  • SHA256

    4a246991b5c2b64e6cc6abe1c26f371383758711421f9a9a9552708c2fef4ced

  • SHA512

    69bc28155318f8e0718e33ff83ecede620e91583f17451cb232b49261a821ee5c363318dfd92826282bd968978756a30bd45ec87356a1bd1fb54bcc286598a59

  • SSDEEP

    3072:8+Sl5ZQCjXDVz05958fo3PXl9Z7S/yCsKh2EzZA/m:snZQCbDy95go35e/yCthvUm

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

      4a246991b5c2b64e6cc6abe1c26f371383758711421f9a9a9552708c2fef4ced

    • Size

      109KB

    • MD5

      d4369a6ffa3e97569688d5a773d59386

    • SHA1

      79e6727ce35a6b3c31605feb6520c581483e7328

    • SHA256

      4a246991b5c2b64e6cc6abe1c26f371383758711421f9a9a9552708c2fef4ced

    • SHA512

      69bc28155318f8e0718e33ff83ecede620e91583f17451cb232b49261a821ee5c363318dfd92826282bd968978756a30bd45ec87356a1bd1fb54bcc286598a59

    • SSDEEP

      3072:8+Sl5ZQCjXDVz05958fo3PXl9Z7S/yCsKh2EzZA/m:snZQCbDy95go35e/yCthvUm

    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