Overview

overview

10

Static

static

3

746b9be487...2N.exe

windows7-x64

10

746b9be487...2N.exe

windows10-2004-x64

10

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General

  • Target

    746b9be487ca2f87033ff6d497d70165d54061561ed32cc562aa6e5447d50082N.exe

  • Size

    93KB

  • Sample

    241222-sma2fssmbq

  • MD5

    e3d1c388d2e1e2eb416cf46822310f40

  • SHA1

    4637b6bd6c82356cccc9219f19be5e96deee99a9

  • SHA256

    746b9be487ca2f87033ff6d497d70165d54061561ed32cc562aa6e5447d50082

  • SHA512

    d49f0401f68667a2dffad49428bcda10b44aa204636c698ca3e6771645bd90ef50160238c22291837a50d44b0db9a17f1f3d001ff894b238243813dd44fa106c

  • SSDEEP

    1536:mzMsGgLXi8e5hR/mLO89aMizWNIb4sOAZF90vyzWmYFRQaRRs3cO57OWxXPu4n63:mBchl2o1zWNIcjUFNSmYFeaE9pui6yYf

Score
10/10
berbewbackdoordiscoverypersistence

Malware Config

Extracted

Family

berbew

C2

http://viruslist.com/wcmd.txt

http://viruslist.com/ppslog.php

http://viruslist.com/piplog.php?%s:%i:%i:%s:%09u:%i:%02d:%02d:%02d

Targets

    • Target

      746b9be487ca2f87033ff6d497d70165d54061561ed32cc562aa6e5447d50082N.exe

    • Size

      93KB

    • MD5

      e3d1c388d2e1e2eb416cf46822310f40

    • SHA1

      4637b6bd6c82356cccc9219f19be5e96deee99a9

    • SHA256

      746b9be487ca2f87033ff6d497d70165d54061561ed32cc562aa6e5447d50082

    • SHA512

      d49f0401f68667a2dffad49428bcda10b44aa204636c698ca3e6771645bd90ef50160238c22291837a50d44b0db9a17f1f3d001ff894b238243813dd44fa106c

    • SSDEEP

      1536:mzMsGgLXi8e5hR/mLO89aMizWNIb4sOAZF90vyzWmYFRQaRRs3cO57OWxXPu4n63:mBchl2o1zWNIcjUFNSmYFeaE9pui6yYf

    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