Overview

overview

10

Static

static

3

c1511d65fb...03.exe

windows7-x64

10

c1511d65fb...03.exe

windows10-2004-x64

10

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General

  • Target

    c1511d65fb198eceef6ee9200d6a1b5690a7c2d3fb6a38281cec7c082263c903.exe

  • Size

    1.0MB

  • Sample

    241123-mtn9rstkfs

  • MD5

    a1844bc2d38b5f05fd90a6fd4acdb566

  • SHA1

    b8d62cfd3b10a7f21f7a76c591e5f376de5c7ad8

  • SHA256

    c1511d65fb198eceef6ee9200d6a1b5690a7c2d3fb6a38281cec7c082263c903

  • SHA512

    3796a1a3d076c56bec770d893ae72fdfc298a321b20541af156c0971b69341d536ad83eeb347efb077f91a4c11f45a08d26e5ffa856f663e0cc7142fcc54715d

  • SSDEEP

    12288:OtkY660fIaDZkY660f8jTK/XhdAwlt01PBExKN4P6IfKTLR+6CwUkEoH:OtgsaDZgQjGkwlks/6HnEO

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

      c1511d65fb198eceef6ee9200d6a1b5690a7c2d3fb6a38281cec7c082263c903.exe

    • Size

      1.0MB

    • MD5

      a1844bc2d38b5f05fd90a6fd4acdb566

    • SHA1

      b8d62cfd3b10a7f21f7a76c591e5f376de5c7ad8

    • SHA256

      c1511d65fb198eceef6ee9200d6a1b5690a7c2d3fb6a38281cec7c082263c903

    • SHA512

      3796a1a3d076c56bec770d893ae72fdfc298a321b20541af156c0971b69341d536ad83eeb347efb077f91a4c11f45a08d26e5ffa856f663e0cc7142fcc54715d

    • SSDEEP

      12288:OtkY660fIaDZkY660f8jTK/XhdAwlt01PBExKN4P6IfKTLR+6CwUkEoH:OtgsaDZgQjGkwlks/6HnEO

    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