Overview

overview

10

Static

static

3

1f1b0a5f0e...d6.exe

windows7-x64

10

1f1b0a5f0e...d6.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    1f1b0a5f0eedddd0fdc5df65193a4488063a3bd0d7ff1cf19e18a6c878c55bd6.exe

  • Size

    1.3MB

  • Sample

    241203-wh97jawpey

  • MD5

    8afaeec9f77d08d1f4091b111e4c27ab

  • SHA1

    2599b6ae736afd32951679b104eb6afd858c01f9

  • SHA256

    1f1b0a5f0eedddd0fdc5df65193a4488063a3bd0d7ff1cf19e18a6c878c55bd6

  • SHA512

    fbd2031bd1f6ed7748291c0bd979ee7ffc70a9e2fa3c7d28bbc935a344fb202b59c37297aceb0ff73ca4f20a78468c8d96dab76ed170fbb4c479eb65a28cbac2

  • SSDEEP

    12288:zYXXSm3cOK3N7377a20R01F50+OJ3BHCXwpnsKvNA+XTvZHWuEo3oWU:EHpyN7a20R0v50+YNpsKv2EvZHp3oWU

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

      1f1b0a5f0eedddd0fdc5df65193a4488063a3bd0d7ff1cf19e18a6c878c55bd6.exe

    • Size

      1.3MB

    • MD5

      8afaeec9f77d08d1f4091b111e4c27ab

    • SHA1

      2599b6ae736afd32951679b104eb6afd858c01f9

    • SHA256

      1f1b0a5f0eedddd0fdc5df65193a4488063a3bd0d7ff1cf19e18a6c878c55bd6

    • SHA512

      fbd2031bd1f6ed7748291c0bd979ee7ffc70a9e2fa3c7d28bbc935a344fb202b59c37297aceb0ff73ca4f20a78468c8d96dab76ed170fbb4c479eb65a28cbac2

    • SSDEEP

      12288:zYXXSm3cOK3N7377a20R01F50+OJ3BHCXwpnsKvNA+XTvZHWuEo3oWU:EHpyN7a20R0v50+YNpsKv2EvZHp3oWU

    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