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Overview

overview

10

Static

static

3

b95cb5d489...7N.exe

windows7-x64

10

b95cb5d489...7N.exe

windows10-2004-x64

10

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General

  • Target

    b95cb5d489ece645cdaa737ebbf2a50bd1203090e9fa0ed65b1cc3a724b3a7a7N

  • Size

    96KB

  • Sample

    241015-b34j9s1fmp

  • MD5

    87e42159aaf0ff06668d5c93669578f0

  • SHA1

    77feeb2d9455a1811ab7ffeb3c183f71117ac9c1

  • SHA256

    b95cb5d489ece645cdaa737ebbf2a50bd1203090e9fa0ed65b1cc3a724b3a7a7

  • SHA512

    cad65eab8a0d3bd79721957d9a949fce431bcf3099efa8019921c71adf9d96c806b08b704298511566ea8b86eb432a4fe30b816c7f6846a061b56a373840fa63

  • SSDEEP

    1536:Y8AIBOH0zVxtAxeDxs055/w6E1vr99Z1s9nwwY00/BOm48nCMy0QiLiizHNQNdq:Y8PgH0z+x0746E1v05N05Om4gCMyELiY

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

      b95cb5d489ece645cdaa737ebbf2a50bd1203090e9fa0ed65b1cc3a724b3a7a7N

    • Size

      96KB

    • MD5

      87e42159aaf0ff06668d5c93669578f0

    • SHA1

      77feeb2d9455a1811ab7ffeb3c183f71117ac9c1

    • SHA256

      b95cb5d489ece645cdaa737ebbf2a50bd1203090e9fa0ed65b1cc3a724b3a7a7

    • SHA512

      cad65eab8a0d3bd79721957d9a949fce431bcf3099efa8019921c71adf9d96c806b08b704298511566ea8b86eb432a4fe30b816c7f6846a061b56a373840fa63

    • SSDEEP

      1536:Y8AIBOH0zVxtAxeDxs055/w6E1vr99Z1s9nwwY00/BOm48nCMy0QiLiizHNQNdq:Y8PgH0z+x0746E1v05N05Om4gCMyELiY

    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

    • Executes dropped EXE

    • Loads dropped DLL

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks