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Overview

overview

10

Static

static

3

8f695a1559...6N.exe

windows7-x64

10

8f695a1559...6N.exe

windows10-2004-x64

10

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General

  • Target

    8f695a15590e1dc0bf55e408f0bb746ac5cdc664f1c7fbbeef265c05a5f8a7a6N

  • Size

    80KB

  • Sample

    241002-a8l2qsyfkp

  • MD5

    b9698489ec15f5d666c7c594333b4550

  • SHA1

    5333fc8c0c28e79e492dddc68c9682ea276327d9

  • SHA256

    8f695a15590e1dc0bf55e408f0bb746ac5cdc664f1c7fbbeef265c05a5f8a7a6

  • SHA512

    1a0d64b6a981a556c08f7ccf669c56436b157329fea53e01000642953670cb1cae240b685ab670893b69829c77f30e6913111c4b09ffb101c8ca1817190433fd

  • SSDEEP

    1536:RM5lfEW7CphnG9bUJU1vk/WdiNie6H3bbhRQAgRJJ5R2xOSC4BG:RilXahnU0U1MOQ6H3bbhebrJ5wxO344

Score
10/10
berbewbackdoordiscoverypersistence

Malware Config

Extracted

Family

berbew

C2

http://viruslist.com/wcmd.txt

http://viruslist.com/ppslog.php

http://viruslist.com/piplog.php?%s:%i:%i:%s:%09u:%i:%02d:%02d:%02d

Targets

    • Target

      8f695a15590e1dc0bf55e408f0bb746ac5cdc664f1c7fbbeef265c05a5f8a7a6N

    • Size

      80KB

    • MD5

      b9698489ec15f5d666c7c594333b4550

    • SHA1

      5333fc8c0c28e79e492dddc68c9682ea276327d9

    • SHA256

      8f695a15590e1dc0bf55e408f0bb746ac5cdc664f1c7fbbeef265c05a5f8a7a6

    • SHA512

      1a0d64b6a981a556c08f7ccf669c56436b157329fea53e01000642953670cb1cae240b685ab670893b69829c77f30e6913111c4b09ffb101c8ca1817190433fd

    • SSDEEP

      1536:RM5lfEW7CphnG9bUJU1vk/WdiNie6H3bbhRQAgRJJ5R2xOSC4BG:RilXahnU0U1MOQ6H3bbhebrJ5wxO344

    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