Overview

overview

10

Static

static

3

25fc40a234...37.exe

windows7-x64

10

25fc40a234...37.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    25fc40a234146dcb5bc7ea7c5d665e1f14b7ea160916a51bce7745bff4f42537

  • Size

    93KB

  • Sample

    241208-zl6v3ayngp

  • MD5

    fc97d877f41c53ff8de29c294ff13771

  • SHA1

    6c4af64a340cb03eb27a0de70e8ffb1329b240f9

  • SHA256

    25fc40a234146dcb5bc7ea7c5d665e1f14b7ea160916a51bce7745bff4f42537

  • SHA512

    7d1bb01419e1840fb88770f26da5f243db20715761c42434998b656990fb34ee97748b830d871aeb38cd45acca06be2229d43b7e907db75d2337021990654247

  • SSDEEP

    1536:5z0vz33ynipYFZp+3Nu8RNkpSpQj6B+yH4ocbQXoT3jiwg58:5szynV8c5aFQbtvY58

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

      25fc40a234146dcb5bc7ea7c5d665e1f14b7ea160916a51bce7745bff4f42537

    • Size

      93KB

    • MD5

      fc97d877f41c53ff8de29c294ff13771

    • SHA1

      6c4af64a340cb03eb27a0de70e8ffb1329b240f9

    • SHA256

      25fc40a234146dcb5bc7ea7c5d665e1f14b7ea160916a51bce7745bff4f42537

    • SHA512

      7d1bb01419e1840fb88770f26da5f243db20715761c42434998b656990fb34ee97748b830d871aeb38cd45acca06be2229d43b7e907db75d2337021990654247

    • SSDEEP

      1536:5z0vz33ynipYFZp+3Nu8RNkpSpQj6B+yH4ocbQXoT3jiwg58:5szynV8c5aFQbtvY58

    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