Overview

overview

10

Static

static

3

ecf63eb7c1...5f.exe

windows7-x64

10

ecf63eb7c1...5f.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    ecf63eb7c1219167fffa1f1554486fd36093d57cf48e94a85772b2a22c41bb5f

  • Size

    96KB

  • Sample

    241123-flf5vsyngx

  • MD5

    5f05af8b74b354aff4357cfa0d110fd5

  • SHA1

    e3c27a98f75c2d4a1efd614427c3def30c0cb369

  • SHA256

    ecf63eb7c1219167fffa1f1554486fd36093d57cf48e94a85772b2a22c41bb5f

  • SHA512

    e0eb2437bd4481557d0d569eab272c6a0dcf572a0ec5926fd511196ddd207c4988394124a8157c6cccdc74c0df48573f8c39aad6ee98bdf076be071faf15d032

  • SSDEEP

    1536:RDMLdHWy2/MwrxHd2Gc1oZKxUVf/38pPS6Zs66DdZJduV9jojTIvjr:pmHWPkodHc1oQxgnslts6odHd69jc0v

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

      ecf63eb7c1219167fffa1f1554486fd36093d57cf48e94a85772b2a22c41bb5f

    • Size

      96KB

    • MD5

      5f05af8b74b354aff4357cfa0d110fd5

    • SHA1

      e3c27a98f75c2d4a1efd614427c3def30c0cb369

    • SHA256

      ecf63eb7c1219167fffa1f1554486fd36093d57cf48e94a85772b2a22c41bb5f

    • SHA512

      e0eb2437bd4481557d0d569eab272c6a0dcf572a0ec5926fd511196ddd207c4988394124a8157c6cccdc74c0df48573f8c39aad6ee98bdf076be071faf15d032

    • SSDEEP

      1536:RDMLdHWy2/MwrxHd2Gc1oZKxUVf/38pPS6Zs66DdZJduV9jojTIvjr:pmHWPkodHc1oQxgnslts6odHd69jc0v

    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