Overview

overview

10

Static

static

10

424a7224f5...87.exe

windows7-x64

10

424a7224f5...87.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    424a7224f54dd0e425776fa53dabaccb96d135291095041f42e5561104930087

  • Size

    305KB

  • Sample

    241224-1f4desxrbz

  • MD5

    ef39f114e76f086fd5293b0b2fc89ad1

  • SHA1

    c77a5fc80a4382964ef3f6784081eff1951f1277

  • SHA256

    424a7224f54dd0e425776fa53dabaccb96d135291095041f42e5561104930087

  • SHA512

    22bedfe2d7de26368f1694f0b100f60f6b2b592b8545198a5ca11ee22ae158dc97b0ad5c3c77969cde0b59b526b86ecdf241ab5eed0c179e76fd7ef48c4b3314

  • SSDEEP

    6144:082Ro1g3IsddypUlc85dZMGXF5ahdt3b0668:r2RnxLXFWtQ668

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

      424a7224f54dd0e425776fa53dabaccb96d135291095041f42e5561104930087

    • Size

      305KB

    • MD5

      ef39f114e76f086fd5293b0b2fc89ad1

    • SHA1

      c77a5fc80a4382964ef3f6784081eff1951f1277

    • SHA256

      424a7224f54dd0e425776fa53dabaccb96d135291095041f42e5561104930087

    • SHA512

      22bedfe2d7de26368f1694f0b100f60f6b2b592b8545198a5ca11ee22ae158dc97b0ad5c3c77969cde0b59b526b86ecdf241ab5eed0c179e76fd7ef48c4b3314

    • SSDEEP

      6144:082Ro1g3IsddypUlc85dZMGXF5ahdt3b0668:r2RnxLXFWtQ668

    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