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Overview

overview

10

Static

static

3

2c3ee72b30...0N.exe

windows7-x64

10

2c3ee72b30...0N.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    2c3ee72b307770303edc6056972ca9f54ae4763c19d12aec2c04f8ba7321cd90N

  • Size

    74KB

  • Sample

    241001-z28dtsvblb

  • MD5

    3442989ab84f8c9596a6edc8042fce00

  • SHA1

    a3dd48f90f3bdf8ce0719f928695091a5f1d2015

  • SHA256

    2c3ee72b307770303edc6056972ca9f54ae4763c19d12aec2c04f8ba7321cd90

  • SHA512

    3992996792b3d9f8b1a823dfd5ed2e4fa234a8b54d2e69abf6ee7dc901aaebad598900a3a96a87721bccd130352360c4261010775949eb9086719083507e5c71

  • SSDEEP

    1536:Kk6K7TIXWJJ7l9fSC7qaG09XU3etYfsP9Z+XbXuTlI:aw5gg9XUOtY89+XuTl

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

      2c3ee72b307770303edc6056972ca9f54ae4763c19d12aec2c04f8ba7321cd90N

    • Size

      74KB

    • MD5

      3442989ab84f8c9596a6edc8042fce00

    • SHA1

      a3dd48f90f3bdf8ce0719f928695091a5f1d2015

    • SHA256

      2c3ee72b307770303edc6056972ca9f54ae4763c19d12aec2c04f8ba7321cd90

    • SHA512

      3992996792b3d9f8b1a823dfd5ed2e4fa234a8b54d2e69abf6ee7dc901aaebad598900a3a96a87721bccd130352360c4261010775949eb9086719083507e5c71

    • SSDEEP

      1536:Kk6K7TIXWJJ7l9fSC7qaG09XU3etYfsP9Z+XbXuTlI:aw5gg9XUOtY89+XuTl

    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