Overview

overview

10

Static

static

3

729766aa19...32.exe

windows7-x64

10

729766aa19...32.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    729766aa190d11658b1a57cbeddf967b7c71953e03645a6e2b0d4b52ff2e7d32

  • Size

    90KB

  • Sample

    241209-2f3bssynep

  • MD5

    64f8a157dfd1f38a298c94a427d351a3

  • SHA1

    85df6f4d4caf78f21c62ef12b8d2f5d64fdf1e12

  • SHA256

    729766aa190d11658b1a57cbeddf967b7c71953e03645a6e2b0d4b52ff2e7d32

  • SHA512

    b54e1b6df53b22b273d1f4ad57b82df9a1d7b81261c513a7212b2fddcc7930903907e6e845a413c3a8c69b96ebd5dddc15a539e97fc7004208032edcf66573aa

  • SSDEEP

    1536:PtL9XhVtkDmI+D3pinl3MXxqEZ4yFOuPktaBUfC1tBF0/DR9ifhGGKu/Ub0VkVNK:NlSa4nmX4iJFOkktaBUfClil9ifEGKuj

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

      729766aa190d11658b1a57cbeddf967b7c71953e03645a6e2b0d4b52ff2e7d32

    • Size

      90KB

    • MD5

      64f8a157dfd1f38a298c94a427d351a3

    • SHA1

      85df6f4d4caf78f21c62ef12b8d2f5d64fdf1e12

    • SHA256

      729766aa190d11658b1a57cbeddf967b7c71953e03645a6e2b0d4b52ff2e7d32

    • SHA512

      b54e1b6df53b22b273d1f4ad57b82df9a1d7b81261c513a7212b2fddcc7930903907e6e845a413c3a8c69b96ebd5dddc15a539e97fc7004208032edcf66573aa

    • SSDEEP

      1536:PtL9XhVtkDmI+D3pinl3MXxqEZ4yFOuPktaBUfC1tBF0/DR9ifhGGKu/Ub0VkVNK:NlSa4nmX4iJFOkktaBUfClil9ifEGKuj

    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