Overview

overview

10

Static

static

3

4b9468ed92...08.exe

windows7-x64

10

4b9468ed92...08.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    4b9468ed928defbd6eab3b82a1cbffb913982615212bccee62eed91b6136bd08

  • Size

    481KB

  • Sample

    241207-17s2rswrew

  • MD5

    fdd372e8a15a5b81d5ee9102b86af5bb

  • SHA1

    e0a2548e4db7fe5d8deff2d910a0dfd6a0e5610b

  • SHA256

    4b9468ed928defbd6eab3b82a1cbffb913982615212bccee62eed91b6136bd08

  • SHA512

    f1d080b31bf059a6931e6c3108011b5e5d1a441348bcbf2604dddf1fa76fa5e8bcb8b64403a99b6062dff0234e06caef4600aab5496a3d70c786d96c53fb8d71

  • SSDEEP

    6144:N/9TQ00KbQZVUVYmHbBuz34lKm3mo8Yvi4KsLTFM6234lKm3+ry+dBQ:DFFVem7BuD4lwR45FB24l4++dBQ

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

      4b9468ed928defbd6eab3b82a1cbffb913982615212bccee62eed91b6136bd08

    • Size

      481KB

    • MD5

      fdd372e8a15a5b81d5ee9102b86af5bb

    • SHA1

      e0a2548e4db7fe5d8deff2d910a0dfd6a0e5610b

    • SHA256

      4b9468ed928defbd6eab3b82a1cbffb913982615212bccee62eed91b6136bd08

    • SHA512

      f1d080b31bf059a6931e6c3108011b5e5d1a441348bcbf2604dddf1fa76fa5e8bcb8b64403a99b6062dff0234e06caef4600aab5496a3d70c786d96c53fb8d71

    • SSDEEP

      6144:N/9TQ00KbQZVUVYmHbBuz34lKm3mo8Yvi4KsLTFM6234lKm3+ry+dBQ:DFFVem7BuD4lwR45FB24l4++dBQ

    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