Overview

overview

10

Static

static

3

4c900d2dd6...05.exe

windows7-x64

10

4c900d2dd6...05.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    4c900d2dd6d2f2e02509dd2a72cdf18a372c9bdb3663797dfb297b6b42759605

  • Size

    88KB

  • Sample

    241123-1457xsyrdz

  • MD5

    ed4069d2ca5f24c7aa9dd7c265471ff3

  • SHA1

    b7e01d9201a1a907175ebe49f679f16a14219df0

  • SHA256

    4c900d2dd6d2f2e02509dd2a72cdf18a372c9bdb3663797dfb297b6b42759605

  • SHA512

    e6e3ab24fc3294393bf4b9286bbf67289f935d78c2b5a49bdb7a85a5d0c3a03ea205ba441f7db41a04995c1085c37109c045b79a544a4636876c6e2981bfdac0

  • SSDEEP

    1536:Sy8lg7ALe0FCyEV9CnDyB58RY3PpR0q8sWDK08M3r1JiNrvVycxT8EibNWT7gEnx:Z7ibI1BtwDKKmrvz6bUTc0outL

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

      4c900d2dd6d2f2e02509dd2a72cdf18a372c9bdb3663797dfb297b6b42759605

    • Size

      88KB

    • MD5

      ed4069d2ca5f24c7aa9dd7c265471ff3

    • SHA1

      b7e01d9201a1a907175ebe49f679f16a14219df0

    • SHA256

      4c900d2dd6d2f2e02509dd2a72cdf18a372c9bdb3663797dfb297b6b42759605

    • SHA512

      e6e3ab24fc3294393bf4b9286bbf67289f935d78c2b5a49bdb7a85a5d0c3a03ea205ba441f7db41a04995c1085c37109c045b79a544a4636876c6e2981bfdac0

    • SSDEEP

      1536:Sy8lg7ALe0FCyEV9CnDyB58RY3PpR0q8sWDK08M3r1JiNrvVycxT8EibNWT7gEnx:Z7ibI1BtwDKKmrvz6bUTc0outL

    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