Overview

overview

10

Static

static

3

27c3a470b8...cN.exe

windows7-x64

10

27c3a470b8...cN.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    27c3a470b88d39aba7a9d06333e699b4cd112cd0f3b536e38a9a91db88b92b0cN

  • Size

    896KB

  • Sample

    241012-cb864swfjd

  • MD5

    f9642ad521e9697637265a32099f0bd0

  • SHA1

    efd13685ed2ca9a0e0bdbe41b8d26ad182d06b39

  • SHA256

    27c3a470b88d39aba7a9d06333e699b4cd112cd0f3b536e38a9a91db88b92b0c

  • SHA512

    1ff9c1ee50d798775bf35c44d6084506d5325ebef9bd045d94b953cc3c9407443af677a67f633bdcaad7d2379df56c70df6d66e4424e6a635bedda7c57fb36b7

  • SSDEEP

    12288:D7sun7aIByvNv54B9f01ZmHByvNv5VwLonfBHLqF1Nw5ILonfByvNv5HV:Eu7anvr4B9f01ZmQvrUENOVvr1

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

      27c3a470b88d39aba7a9d06333e699b4cd112cd0f3b536e38a9a91db88b92b0cN

    • Size

      896KB

    • MD5

      f9642ad521e9697637265a32099f0bd0

    • SHA1

      efd13685ed2ca9a0e0bdbe41b8d26ad182d06b39

    • SHA256

      27c3a470b88d39aba7a9d06333e699b4cd112cd0f3b536e38a9a91db88b92b0c

    • SHA512

      1ff9c1ee50d798775bf35c44d6084506d5325ebef9bd045d94b953cc3c9407443af677a67f633bdcaad7d2379df56c70df6d66e4424e6a635bedda7c57fb36b7

    • SSDEEP

      12288:D7sun7aIByvNv54B9f01ZmHByvNv5VwLonfBHLqF1Nw5ILonfByvNv5HV:Eu7anvr4B9f01ZmQvrUENOVvr1

    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