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Overview

overview

10

Static

static

3

1e807ce3c6...34.exe

windows7-x64

10

1e807ce3c6...34.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    1e807ce3c655cd0fd3a074af9578c01ef5470c5c4c0c3404e8f058a10154b534.exe

  • Size

    112KB

  • Sample

    250325-njbflavxgy

  • MD5

    6b95c38f49904840993da779448a5c10

  • SHA1

    3f4046cc84b673155ce1515e91c23a9e9887ef22

  • SHA256

    1e807ce3c655cd0fd3a074af9578c01ef5470c5c4c0c3404e8f058a10154b534

  • SHA512

    513914955ab699eeb16c67c7db7387644c6eac84403040c084e03d4ee07b0fa3035e75e311755d2d9ef2e5d5afdb159c46d9d722b691e821bfd7e988fa189f58

  • SSDEEP

    1536:zHHfJABdidX0Ou0aciPotTmix7YszOy6QogZ2m6j0s20pq4A+wcikRynlypv8LIV:7WidFcPkmQ6y6QM/p2+v+lc802eSQ

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

      1e807ce3c655cd0fd3a074af9578c01ef5470c5c4c0c3404e8f058a10154b534.exe

    • Size

      112KB

    • MD5

      6b95c38f49904840993da779448a5c10

    • SHA1

      3f4046cc84b673155ce1515e91c23a9e9887ef22

    • SHA256

      1e807ce3c655cd0fd3a074af9578c01ef5470c5c4c0c3404e8f058a10154b534

    • SHA512

      513914955ab699eeb16c67c7db7387644c6eac84403040c084e03d4ee07b0fa3035e75e311755d2d9ef2e5d5afdb159c46d9d722b691e821bfd7e988fa189f58

    • SSDEEP

      1536:zHHfJABdidX0Ou0aciPotTmix7YszOy6QogZ2m6j0s20pq4A+wcikRynlypv8LIV:7WidFcPkmQ6y6QM/p2+v+lc802eSQ

    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