Overview

overview

10

Static

static

10

e31554d3d9...3e.exe

windows7-x64

10

e31554d3d9...3e.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    e31554d3d95df44c1ad6a85686dc118320f229e966b1be5b1b54cf4c7587bb3e

  • Size

    305KB

  • Sample

    241225-d76ljawqfx

  • MD5

    e36f3215d8bb54ee1bfc909256879653

  • SHA1

    138dd38f8940b455c2ad58515866af8ab16dc615

  • SHA256

    e31554d3d95df44c1ad6a85686dc118320f229e966b1be5b1b54cf4c7587bb3e

  • SHA512

    91083d86a56cb252bceaf9a1f4366284dac31d643280829439e22019e86d7601cc5d7fec4224a6eb759f0644bc5253d503744f935f892b661e7210dc9d154ac0

  • SSDEEP

    6144:WU/sQI8DhBGglc85dZMGXF5ahdt3b0668:fI8DhLXFWtQ668

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

      e31554d3d95df44c1ad6a85686dc118320f229e966b1be5b1b54cf4c7587bb3e

    • Size

      305KB

    • MD5

      e36f3215d8bb54ee1bfc909256879653

    • SHA1

      138dd38f8940b455c2ad58515866af8ab16dc615

    • SHA256

      e31554d3d95df44c1ad6a85686dc118320f229e966b1be5b1b54cf4c7587bb3e

    • SHA512

      91083d86a56cb252bceaf9a1f4366284dac31d643280829439e22019e86d7601cc5d7fec4224a6eb759f0644bc5253d503744f935f892b661e7210dc9d154ac0

    • SSDEEP

      6144:WU/sQI8DhBGglc85dZMGXF5ahdt3b0668:fI8DhLXFWtQ668

    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