Overview

overview

10

Static

static

3

5fb1a75f74...8N.exe

windows7-x64

10

5fb1a75f74...8N.exe

windows10-2004-x64

10

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General

  • Target

    5fb1a75f74c74b8ff941f421183dcc803328917280c174db7ce563e9a9481a18N

  • Size

    120KB

  • Sample

    241005-zq472axcqe

  • MD5

    ecfac70812a5de710912acb5db900fb0

  • SHA1

    170a677354d093c4bd5ac9de3d12d020cdfb03ba

  • SHA256

    5fb1a75f74c74b8ff941f421183dcc803328917280c174db7ce563e9a9481a18

  • SHA512

    d7c9b0f6630254d86af0d841c733f1221cf8b7639afdf86fc0b8abf9c83be8ccdab995e424400e22eee4d6fded81cb9890d02426d55bd06373788b18211b6226

  • SSDEEP

    1536:xCNwh/HmiuIdqU6IwgYsliog7OoXTD6LOSFZjz0cZ44mjD9r823F4:IIJuI4U6IYslin7nXPCFui/mjRrz3C

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

      5fb1a75f74c74b8ff941f421183dcc803328917280c174db7ce563e9a9481a18N

    • Size

      120KB

    • MD5

      ecfac70812a5de710912acb5db900fb0

    • SHA1

      170a677354d093c4bd5ac9de3d12d020cdfb03ba

    • SHA256

      5fb1a75f74c74b8ff941f421183dcc803328917280c174db7ce563e9a9481a18

    • SHA512

      d7c9b0f6630254d86af0d841c733f1221cf8b7639afdf86fc0b8abf9c83be8ccdab995e424400e22eee4d6fded81cb9890d02426d55bd06373788b18211b6226

    • SSDEEP

      1536:xCNwh/HmiuIdqU6IwgYsliog7OoXTD6LOSFZjz0cZ44mjD9r823F4:IIJuI4U6IYslin7nXPCFui/mjRrz3C

    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