Overview

overview

10

Static

static

10

f97636b8db...e8.exe

windows7-x64

10

f97636b8db...e8.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    f97636b8db9ffa6a910759581f9a1554da351468e4e96d801d88b6d6f1a58ae8.exe

  • Size

    290KB

  • Sample

    241225-s7xe7axkcz

  • MD5

    48b300fef1f0baa2d938b34b91ae7eb0

  • SHA1

    c200d1f62f4011c67ac83862a9a1f42bff47be45

  • SHA256

    f97636b8db9ffa6a910759581f9a1554da351468e4e96d801d88b6d6f1a58ae8

  • SHA512

    cfd9c198a83ff56815f200c546fc84fc7c518e407d6e313856a96d2271c690734526ab27f3f41e3419aa215cccaed64be944fd7528e74441f2367437951907a5

  • SSDEEP

    6144:fYz0BxZwIiUmKyIxLDXXoq9FJZCUmKyIxL4:fxx6f32XXf9Do3p

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

      f97636b8db9ffa6a910759581f9a1554da351468e4e96d801d88b6d6f1a58ae8.exe

    • Size

      290KB

    • MD5

      48b300fef1f0baa2d938b34b91ae7eb0

    • SHA1

      c200d1f62f4011c67ac83862a9a1f42bff47be45

    • SHA256

      f97636b8db9ffa6a910759581f9a1554da351468e4e96d801d88b6d6f1a58ae8

    • SHA512

      cfd9c198a83ff56815f200c546fc84fc7c518e407d6e313856a96d2271c690734526ab27f3f41e3419aa215cccaed64be944fd7528e74441f2367437951907a5

    • SSDEEP

      6144:fYz0BxZwIiUmKyIxLDXXoq9FJZCUmKyIxL4:fxx6f32XXf9Do3p

    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