Overview

overview

10

Static

static

3

3142e83064...a2.exe

windows7-x64

10

3142e83064...a2.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    3142e830643142f28231a2ff53bacad5b635ff940bff226f13c3b6571bfc44a2

  • Size

    74KB

  • Sample

    241222-zz95mszkcl

  • MD5

    e50b4a690ba0655a924b51288a5613f4

  • SHA1

    3ecd3c8dbd59d2a515bae95ca787a6a83ca2dd9f

  • SHA256

    3142e830643142f28231a2ff53bacad5b635ff940bff226f13c3b6571bfc44a2

  • SHA512

    73b96e6be4513fe88c120781ab76850a88e5587dcf571878bf002ea9806e15eb283d3ac6255752b88842669df7c8a900e240d1e3987cae1273af3923e6bf8428

  • SSDEEP

    1536:f7drf/tvh/y24qUJ04ey1jcAH9WKDB4PEpz5oKJMd9fvCY4PTPU:f7drf/tvhK24164z1jlH91zjJS3kPTPU

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

      3142e830643142f28231a2ff53bacad5b635ff940bff226f13c3b6571bfc44a2

    • Size

      74KB

    • MD5

      e50b4a690ba0655a924b51288a5613f4

    • SHA1

      3ecd3c8dbd59d2a515bae95ca787a6a83ca2dd9f

    • SHA256

      3142e830643142f28231a2ff53bacad5b635ff940bff226f13c3b6571bfc44a2

    • SHA512

      73b96e6be4513fe88c120781ab76850a88e5587dcf571878bf002ea9806e15eb283d3ac6255752b88842669df7c8a900e240d1e3987cae1273af3923e6bf8428

    • SSDEEP

      1536:f7drf/tvh/y24qUJ04ey1jcAH9WKDB4PEpz5oKJMd9fvCY4PTPU:f7drf/tvhK24164z1jlH91zjJS3kPTPU

    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