Overview

overview

10

Static

static

3

a8278621a2...cb.exe

windows7-x64

10

a8278621a2...cb.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    a8278621a2178149b15e52d2436fb6de7383c18f901ccbdc2949287893423acb

  • Size

    79KB

  • Sample

    241123-ckmz8s1nen

  • MD5

    e8c33f5d485e6d02f9e9691f932b429d

  • SHA1

    3a572564a9273c06352bf1f063c6c1d26fd1ddd4

  • SHA256

    a8278621a2178149b15e52d2436fb6de7383c18f901ccbdc2949287893423acb

  • SHA512

    147f17771002ee707fcf6ee36b04bec439efa7e1de1a3f0c6ae1be6a471a01ab2ee16899fd4d294b466366c5b065324a26c6e0122e919edb278cff4c07978119

  • SSDEEP

    1536:m4p9w/c1neTsbDxoeqhzE3uZXpJRQ7yRbRUs3cO57OWxXPu4R:mhcBeTshghUCemlj9puc

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

      a8278621a2178149b15e52d2436fb6de7383c18f901ccbdc2949287893423acb

    • Size

      79KB

    • MD5

      e8c33f5d485e6d02f9e9691f932b429d

    • SHA1

      3a572564a9273c06352bf1f063c6c1d26fd1ddd4

    • SHA256

      a8278621a2178149b15e52d2436fb6de7383c18f901ccbdc2949287893423acb

    • SHA512

      147f17771002ee707fcf6ee36b04bec439efa7e1de1a3f0c6ae1be6a471a01ab2ee16899fd4d294b466366c5b065324a26c6e0122e919edb278cff4c07978119

    • SSDEEP

      1536:m4p9w/c1neTsbDxoeqhzE3uZXpJRQ7yRbRUs3cO57OWxXPu4R:mhcBeTshghUCemlj9puc

    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