Overview

overview

10

Static

static

3

4fa7f02a8c...bf.exe

windows7-x64

10

4fa7f02a8c...bf.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    4fa7f02a8c19d5302a5ffc84ffab3dba636e79a89dce4971f9312049622f86bf

  • Size

    89KB

  • Sample

    241208-2g8vzazngn

  • MD5

    f522306c68fe94efaded4ef2d43489e9

  • SHA1

    373cad0ba560439fe9bc478786c6be0b57e69c3c

  • SHA256

    4fa7f02a8c19d5302a5ffc84ffab3dba636e79a89dce4971f9312049622f86bf

  • SHA512

    906f45af3d8cfc527a5fc2de09f448c82753da7c81e29fd92bc6d3c87f16d63cbdaf2c5afc4a8cd31ec6e29dc8e80e7e57c2d518973a169255cf76c02eee9293

  • SSDEEP

    1536:xOzqM5AsgAR5IoaKCv03s+KL8j1WEKYnpQEcclExkg8Fk:xQJgAjW6jcclakgwk

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

      4fa7f02a8c19d5302a5ffc84ffab3dba636e79a89dce4971f9312049622f86bf

    • Size

      89KB

    • MD5

      f522306c68fe94efaded4ef2d43489e9

    • SHA1

      373cad0ba560439fe9bc478786c6be0b57e69c3c

    • SHA256

      4fa7f02a8c19d5302a5ffc84ffab3dba636e79a89dce4971f9312049622f86bf

    • SHA512

      906f45af3d8cfc527a5fc2de09f448c82753da7c81e29fd92bc6d3c87f16d63cbdaf2c5afc4a8cd31ec6e29dc8e80e7e57c2d518973a169255cf76c02eee9293

    • SSDEEP

      1536:xOzqM5AsgAR5IoaKCv03s+KL8j1WEKYnpQEcclExkg8Fk:xQJgAjW6jcclakgwk

    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