Overview

overview

10

Static

static

10

9bcf50972d...06.exe

windows7-x64

10

9bcf50972d...06.exe

windows10-2004-x64

10

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General

  • Target

    9bcf50972d25a6fa409114655ed215ee30aa65058b7e20124a8cb2e624ac3106

  • Size

    352KB

  • Sample

    241208-bsvvdazpbk

  • MD5

    a30ca0e54bceb2907ac2224c1b2cc409

  • SHA1

    4262239a1edc7c63417ad6e6d767a42785314f2e

  • SHA256

    9bcf50972d25a6fa409114655ed215ee30aa65058b7e20124a8cb2e624ac3106

  • SHA512

    4ba664bd109b5463bd2a4385a575a3922f870ae16c6001852cc244af5574e9872c2f954a9da92f8fd8ac2edfb41d546edc15137c23c22c35abb51a34a11d424e

  • SSDEEP

    6144:vzjoB3Yt3XbaHJUByvZ6Mxv5Rar3O6B9fZSLhZmzbByvZ6Mxv5R:vA6t3XGCByvNv54B9f01ZmHByvNv5

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

      9bcf50972d25a6fa409114655ed215ee30aa65058b7e20124a8cb2e624ac3106

    • Size

      352KB

    • MD5

      a30ca0e54bceb2907ac2224c1b2cc409

    • SHA1

      4262239a1edc7c63417ad6e6d767a42785314f2e

    • SHA256

      9bcf50972d25a6fa409114655ed215ee30aa65058b7e20124a8cb2e624ac3106

    • SHA512

      4ba664bd109b5463bd2a4385a575a3922f870ae16c6001852cc244af5574e9872c2f954a9da92f8fd8ac2edfb41d546edc15137c23c22c35abb51a34a11d424e

    • SSDEEP

      6144:vzjoB3Yt3XbaHJUByvZ6Mxv5Rar3O6B9fZSLhZmzbByvZ6Mxv5R:vA6t3XGCByvNv54B9f01ZmHByvNv5

    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