Overview

overview

10

Static

static

3

8dc641ee66...8N.exe

windows7-x64

10

8dc641ee66...8N.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    8dc641ee66257505f0494e1dfc04989bb9733ac08f043a666676ac1db392df58N

  • Size

    93KB

  • Sample

    241002-bm2qqstdnf

  • MD5

    f89f3d6f63681780db5cbffd4af10400

  • SHA1

    03c887065cab9586851c8462210c8908eed8325f

  • SHA256

    8dc641ee66257505f0494e1dfc04989bb9733ac08f043a666676ac1db392df58

  • SHA512

    f0ef968432aede815453d3f2d683ff4374bea06a4d112aff6439fd6df322ebcf5964a31554208a8bcda57617817765112192f47b4a1e1d28f1d823b7730b71e8

  • SSDEEP

    1536:srJRoQsrOFINZ0Dxjq7g5VpgfTzx5wbOz5BE7zRPd2Tkjiwg58:sr7oQ5UZ0heg5Tqh9E7zRPd2IY58

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

      8dc641ee66257505f0494e1dfc04989bb9733ac08f043a666676ac1db392df58N

    • Size

      93KB

    • MD5

      f89f3d6f63681780db5cbffd4af10400

    • SHA1

      03c887065cab9586851c8462210c8908eed8325f

    • SHA256

      8dc641ee66257505f0494e1dfc04989bb9733ac08f043a666676ac1db392df58

    • SHA512

      f0ef968432aede815453d3f2d683ff4374bea06a4d112aff6439fd6df322ebcf5964a31554208a8bcda57617817765112192f47b4a1e1d28f1d823b7730b71e8

    • SSDEEP

      1536:srJRoQsrOFINZ0Dxjq7g5VpgfTzx5wbOz5BE7zRPd2Tkjiwg58:sr7oQ5UZ0heg5Tqh9E7zRPd2IY58

    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