Overview

overview

10

Static

static

10

4f397fe034...6N.exe

windows7-x64

10

4f397fe034...6N.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    4f397fe03412f391cda14a41b5c0e70170eead42fbda63857098cc16b3e7d566N.exe

  • Size

    240KB

  • Sample

    241207-3cxskszkgv

  • MD5

    9b9189ceca863ed259d122296449f7a0

  • SHA1

    296be60fb29384442ed7eccb31f1d6e1449582c8

  • SHA256

    4f397fe03412f391cda14a41b5c0e70170eead42fbda63857098cc16b3e7d566

  • SHA512

    d79cc0caa5995dc41fc4e2ad9eeab26f8d9fbc383e3c212ab153e0ed54138cb32109078c77b09301b79a1360c84c546de800634e78fe3773d6cac6ccca96a133

  • SSDEEP

    6144:xc0rUcX3bZR3GyZ6YugQdjGG1wsKm6eBgdQbkoKTBEA:e0r1X3bZFGyXu1jGG1wsGeBgRTGA

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

      4f397fe03412f391cda14a41b5c0e70170eead42fbda63857098cc16b3e7d566N.exe

    • Size

      240KB

    • MD5

      9b9189ceca863ed259d122296449f7a0

    • SHA1

      296be60fb29384442ed7eccb31f1d6e1449582c8

    • SHA256

      4f397fe03412f391cda14a41b5c0e70170eead42fbda63857098cc16b3e7d566

    • SHA512

      d79cc0caa5995dc41fc4e2ad9eeab26f8d9fbc383e3c212ab153e0ed54138cb32109078c77b09301b79a1360c84c546de800634e78fe3773d6cac6ccca96a133

    • SSDEEP

      6144:xc0rUcX3bZR3GyZ6YugQdjGG1wsKm6eBgdQbkoKTBEA:e0r1X3bZFGyXu1jGG1wsGeBgRTGA

    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