Overview

overview

10

Static

static

10

5a23ab1df3...08.exe

windows7-x64

10

5a23ab1df3...08.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    5a23ab1df378c72ee616668ffd949cd1497a8bfae207831f40cb35ddc59f9108

  • Size

    391KB

  • Sample

    241222-2n211a1mb1

  • MD5

    1700a6f762ed15c4627f3086886917e9

  • SHA1

    60080503343ab4d7e49f9687a7f3f51fe459dcc4

  • SHA256

    5a23ab1df378c72ee616668ffd949cd1497a8bfae207831f40cb35ddc59f9108

  • SHA512

    44b0e20c63ea62f4ec6755053d906ee017c5e5c558bef8918e3575955fa32c9d16c27f021fccacc9ea12e022f64b5d75bc4a52c63b742526a5cd4840dd49c7b6

  • SSDEEP

    6144:/rx6YW4FtUMxvmxaAfbAfNtTAfMAfFAfNPUmKyIxLfYeOO9UmKyIxLC:Tx6YW4OmNtuhUNP3cOK3J

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

      5a23ab1df378c72ee616668ffd949cd1497a8bfae207831f40cb35ddc59f9108

    • Size

      391KB

    • MD5

      1700a6f762ed15c4627f3086886917e9

    • SHA1

      60080503343ab4d7e49f9687a7f3f51fe459dcc4

    • SHA256

      5a23ab1df378c72ee616668ffd949cd1497a8bfae207831f40cb35ddc59f9108

    • SHA512

      44b0e20c63ea62f4ec6755053d906ee017c5e5c558bef8918e3575955fa32c9d16c27f021fccacc9ea12e022f64b5d75bc4a52c63b742526a5cd4840dd49c7b6

    • SSDEEP

      6144:/rx6YW4FtUMxvmxaAfbAfNtTAfMAfFAfNPUmKyIxLfYeOO9UmKyIxLC:Tx6YW4OmNtuhUNP3cOK3J

    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