Overview

overview

10

Static

static

3

ba41efc210...cf.exe

windows7-x64

10

ba41efc210...cf.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    ba41efc210305f5bac827323240e031f9773e08f632b7d13d5bc1abcea55b1cf

  • Size

    94KB

  • Sample

    241210-axtbnsskfl

  • MD5

    4e239248c264ffe7dca786a6a0f6eb2b

  • SHA1

    44c7dae008311c92997dd6c28953c716c33bf256

  • SHA256

    ba41efc210305f5bac827323240e031f9773e08f632b7d13d5bc1abcea55b1cf

  • SHA512

    8b2bfe8952bf603832f804578ead2254fcab71db597ec2dca4754db4b7b7a1919567f6e1211a1f5f7674d34ae29eedff395ba02179699964e196f28db27971f7

  • SSDEEP

    1536:wb10YvcHkgUYG9Sv9spsYie6J6/nsK2Y28RQDORfRa9HprmRfRZ:w6YvcEgU4v9spsYt6J6JDeDO5wkpv

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

      ba41efc210305f5bac827323240e031f9773e08f632b7d13d5bc1abcea55b1cf

    • Size

      94KB

    • MD5

      4e239248c264ffe7dca786a6a0f6eb2b

    • SHA1

      44c7dae008311c92997dd6c28953c716c33bf256

    • SHA256

      ba41efc210305f5bac827323240e031f9773e08f632b7d13d5bc1abcea55b1cf

    • SHA512

      8b2bfe8952bf603832f804578ead2254fcab71db597ec2dca4754db4b7b7a1919567f6e1211a1f5f7674d34ae29eedff395ba02179699964e196f28db27971f7

    • SSDEEP

      1536:wb10YvcHkgUYG9Sv9spsYie6J6/nsK2Y28RQDORfRa9HprmRfRZ:w6YvcEgU4v9spsYt6J6JDeDO5wkpv

    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