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Overview

overview

10

Static

static

3

76511d3ab1...dN.exe

windows7-x64

10

76511d3ab1...dN.exe

windows10-2004-x64

10

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General

  • Target

    76511d3ab18dd29dd02ddc2b403b603856e8c4b8560ffa44b1ad127bd8e2b4adN

  • Size

    93KB

  • Sample

    241005-ge8rzaydnl

  • MD5

    4894aa0c1e21de5cfb7bd6e7ca579c70

  • SHA1

    0131cdecaec7365ed0d5d89ce94bd8ab193641cf

  • SHA256

    76511d3ab18dd29dd02ddc2b403b603856e8c4b8560ffa44b1ad127bd8e2b4ad

  • SHA512

    22068e79938d8c94eaff8fbc77861f8e020c922ef351dafb991a579e5d246a9592ebc156dbfe5d0de4ee57a00b5f894f9cebfb053e415a2ff3e4058385ac058d

  • SSDEEP

    1536:KUM54j3BYkE5Lnjb0eu6RN1QYXBkLncu8888888888888888888888888888888p:KUM5WYkE5Ljb0eu6RTQbGvNRwiY58

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

      76511d3ab18dd29dd02ddc2b403b603856e8c4b8560ffa44b1ad127bd8e2b4adN

    • Size

      93KB

    • MD5

      4894aa0c1e21de5cfb7bd6e7ca579c70

    • SHA1

      0131cdecaec7365ed0d5d89ce94bd8ab193641cf

    • SHA256

      76511d3ab18dd29dd02ddc2b403b603856e8c4b8560ffa44b1ad127bd8e2b4ad

    • SHA512

      22068e79938d8c94eaff8fbc77861f8e020c922ef351dafb991a579e5d246a9592ebc156dbfe5d0de4ee57a00b5f894f9cebfb053e415a2ff3e4058385ac058d

    • SSDEEP

      1536:KUM54j3BYkE5Lnjb0eu6RN1QYXBkLncu8888888888888888888888888888888p:KUM5WYkE5Ljb0eu6RTQbGvNRwiY58

    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