Overview

overview

10

Static

static

3

9b4b9b7e21...4N.exe

windows7-x64

10

9b4b9b7e21...4N.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    9b4b9b7e21d463d5a381ecec76a6015daebab3e65b127a27dcaae7b34eb873c4N

  • Size

    96KB

  • Sample

    240928-hh3ksssbkl

  • MD5

    2a13a76d4494ffd91fa6cc15c6ab7ab0

  • SHA1

    df89f0e1f159560217eb060d8ca81e956f71558d

  • SHA256

    9b4b9b7e21d463d5a381ecec76a6015daebab3e65b127a27dcaae7b34eb873c4

  • SHA512

    2294cda65e02f33ee99ee8cae0dfa670959a7cba7f129635bbb374a076ab24fb1227fc074ab20d1bed475cfc6ba5363f5f7f57973411c86cd545195b11cb0d32

  • SSDEEP

    1536:cQWAHiBKWf5KGMDYGixGrbZWm+uuBuTK3TwdKC9IZYgIi3ka8aAjWbjtKBvU:BWAyKWf5KGMcqTJuBCywdKC9g/ka8Vw5

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

      9b4b9b7e21d463d5a381ecec76a6015daebab3e65b127a27dcaae7b34eb873c4N

    • Size

      96KB

    • MD5

      2a13a76d4494ffd91fa6cc15c6ab7ab0

    • SHA1

      df89f0e1f159560217eb060d8ca81e956f71558d

    • SHA256

      9b4b9b7e21d463d5a381ecec76a6015daebab3e65b127a27dcaae7b34eb873c4

    • SHA512

      2294cda65e02f33ee99ee8cae0dfa670959a7cba7f129635bbb374a076ab24fb1227fc074ab20d1bed475cfc6ba5363f5f7f57973411c86cd545195b11cb0d32

    • SSDEEP

      1536:cQWAHiBKWf5KGMDYGixGrbZWm+uuBuTK3TwdKC9IZYgIi3ka8aAjWbjtKBvU:BWAyKWf5KGMcqTJuBCywdKC9g/ka8Vw5

    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