Overview

overview

10

Static

static

3

72d8876ad0...b3.exe

windows7-x64

10

72d8876ad0...b3.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    72d8876ad027c2f3ca7eb985c8eca11aa7129580b94b859a381c544ed5b63cb3

  • Size

    1024KB

  • Sample

    241015-ay1gdavbrb

  • MD5

    eb7a341b56e56113c288a186a256d77a

  • SHA1

    f6eee06f418122049efc1477e9f76f4f135f81cc

  • SHA256

    72d8876ad027c2f3ca7eb985c8eca11aa7129580b94b859a381c544ed5b63cb3

  • SHA512

    53d717ba8645df226460e34f0ee0239dd52711f390fcbeb8b9995651fa2f01532281d22161a4a778d519b8ab5d6ef9d38244d7911de54ff86afc1a8e4c63f863

  • SSDEEP

    12288:RqBLkkkY660fIaDZkY660f8jTK/XhdAwlt01PBExKN4P6IfKTLR+6CwUkEoH:YLNgsaDZgQjGkwlks/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

      72d8876ad027c2f3ca7eb985c8eca11aa7129580b94b859a381c544ed5b63cb3

    • Size

      1024KB

    • MD5

      eb7a341b56e56113c288a186a256d77a

    • SHA1

      f6eee06f418122049efc1477e9f76f4f135f81cc

    • SHA256

      72d8876ad027c2f3ca7eb985c8eca11aa7129580b94b859a381c544ed5b63cb3

    • SHA512

      53d717ba8645df226460e34f0ee0239dd52711f390fcbeb8b9995651fa2f01532281d22161a4a778d519b8ab5d6ef9d38244d7911de54ff86afc1a8e4c63f863

    • SSDEEP

      12288:RqBLkkkY660fIaDZkY660f8jTK/XhdAwlt01PBExKN4P6IfKTLR+6CwUkEoH:YLNgsaDZgQjGkwlks/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

    • Executes dropped EXE

    • Loads dropped DLL

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks