Overview

overview

10

Static

static

3

c93bb7b6be...08.exe

windows7-x64

10

c93bb7b6be...08.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    c93bb7b6be4b9d553ba6bbd2811d6cb871f9989459c777d3caa45990987a7108

  • Size

    95KB

  • Sample

    241224-bzdvfayjgm

  • MD5

    051f263c0d956c30b73df56c2ea992d2

  • SHA1

    fca3c683424639b054764b337b64f6b2b8ada542

  • SHA256

    c93bb7b6be4b9d553ba6bbd2811d6cb871f9989459c777d3caa45990987a7108

  • SHA512

    f818961c6118f572c9ab1835a26e310a6e44e68df1dbc563b32fafa908216edfb4a00306340b3842dc4493c81df3439ad89f4caa60b28da3dcef8e3775e47082

  • SSDEEP

    1536:UOpgkSO/SehPm72Rh9lcw7Nu97WjliyDccbRQrSRVRoRch1dROrwpOudRirVtFs+:U4LSq3RhRJu5WjsyVeOTWM1dQrTOwZtB

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

      c93bb7b6be4b9d553ba6bbd2811d6cb871f9989459c777d3caa45990987a7108

    • Size

      95KB

    • MD5

      051f263c0d956c30b73df56c2ea992d2

    • SHA1

      fca3c683424639b054764b337b64f6b2b8ada542

    • SHA256

      c93bb7b6be4b9d553ba6bbd2811d6cb871f9989459c777d3caa45990987a7108

    • SHA512

      f818961c6118f572c9ab1835a26e310a6e44e68df1dbc563b32fafa908216edfb4a00306340b3842dc4493c81df3439ad89f4caa60b28da3dcef8e3775e47082

    • SSDEEP

      1536:UOpgkSO/SehPm72Rh9lcw7Nu97WjliyDccbRQrSRVRoRch1dROrwpOudRirVtFs+:U4LSq3RhRJu5WjsyVeOTWM1dQrTOwZtB

    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