Overview

overview

10

Static

static

10

fec8f20662...9b.exe

windows7-x64

10

fec8f20662...9b.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    fec8f206628af75211d97eac9433a2e9db489059de9762d1daff4cbd453ecd9b

  • Size

    384KB

  • Sample

    241209-fl5hfsvmgp

  • MD5

    ac34273bb55006d72ee4c1ad989d3afb

  • SHA1

    50c6adaa033c985286d5a8ef45a07cb02a6f235c

  • SHA256

    fec8f206628af75211d97eac9433a2e9db489059de9762d1daff4cbd453ecd9b

  • SHA512

    e5da04ff66427efda05ab8a0ce4552a00f05cab53979a52d33e9646b1c76ae9b3afe060f70b657a051793532e5c73bcc7a8a13b28db3db16d44d749d0f27982d

  • SSDEEP

    6144:aS4Z7AYvXMHRULlJ9twtu1DjrFqh/QO+zrWnAdqjsqwHlGrh/6:aS67AaXqmLctuFjAh//+zrWAIAqW5

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

      fec8f206628af75211d97eac9433a2e9db489059de9762d1daff4cbd453ecd9b

    • Size

      384KB

    • MD5

      ac34273bb55006d72ee4c1ad989d3afb

    • SHA1

      50c6adaa033c985286d5a8ef45a07cb02a6f235c

    • SHA256

      fec8f206628af75211d97eac9433a2e9db489059de9762d1daff4cbd453ecd9b

    • SHA512

      e5da04ff66427efda05ab8a0ce4552a00f05cab53979a52d33e9646b1c76ae9b3afe060f70b657a051793532e5c73bcc7a8a13b28db3db16d44d749d0f27982d

    • SSDEEP

      6144:aS4Z7AYvXMHRULlJ9twtu1DjrFqh/QO+zrWnAdqjsqwHlGrh/6:aS67AaXqmLctuFjAh//+zrWAIAqW5

    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