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Overview

overview

10

Static

static

3

67b65f55f4...bN.exe

windows7-x64

10

67b65f55f4...bN.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    67b65f55f494ef9916e8e9e1e6b22ead5d6e570b1249fda52988a6c9eaab1c8bN

  • Size

    90KB

  • Sample

    241009-11fg4avglk

  • MD5

    00115715b5901854a18f424801a2c2b0

  • SHA1

    37b3b692d6de83021c78178e767c52998ec37d4d

  • SHA256

    67b65f55f494ef9916e8e9e1e6b22ead5d6e570b1249fda52988a6c9eaab1c8b

  • SHA512

    fac9136febe465635b501c297fd66f1d0ad14881b4aa64ab53e0c70ec4d9c911b3f246c32700e634e97830a9d9690c3c1fa5ea68235cd6e34f161e25b9e7afb9

  • SSDEEP

    1536:nkilJdzqqLk7VKKnNn0T0tJSz7oAzXhzWTEd4GpEu/Ub0VkVNK:kojqqQVPNn+ZoAgT24GpEu/Ub0+NK

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

      67b65f55f494ef9916e8e9e1e6b22ead5d6e570b1249fda52988a6c9eaab1c8bN

    • Size

      90KB

    • MD5

      00115715b5901854a18f424801a2c2b0

    • SHA1

      37b3b692d6de83021c78178e767c52998ec37d4d

    • SHA256

      67b65f55f494ef9916e8e9e1e6b22ead5d6e570b1249fda52988a6c9eaab1c8b

    • SHA512

      fac9136febe465635b501c297fd66f1d0ad14881b4aa64ab53e0c70ec4d9c911b3f246c32700e634e97830a9d9690c3c1fa5ea68235cd6e34f161e25b9e7afb9

    • SSDEEP

      1536:nkilJdzqqLk7VKKnNn0T0tJSz7oAzXhzWTEd4GpEu/Ub0VkVNK:kojqqQVPNn+ZoAgT24GpEu/Ub0+NK

    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

    • Executes dropped EXE

    • Loads dropped DLL

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks