Overview

overview

10

Static

static

3

4c325763ed...b5.exe

windows7-x64

10

4c325763ed...b5.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    4c325763edf5f831e0fd57523d1eff9b5f6ee44c9cc48c25ea8af9949444e8b5.exe

  • Size

    71KB

  • Sample

    241225-yhd57svpej

  • MD5

    509f54420cf9bbd71c4588865489fbe7

  • SHA1

    54ac009f9d5ac0440ff484c03ee76475e11eed0f

  • SHA256

    4c325763edf5f831e0fd57523d1eff9b5f6ee44c9cc48c25ea8af9949444e8b5

  • SHA512

    3f67ba3d5e85604433e3b77bf79628ad1278398aab67ffa104a978e9e3f66b280195778e661b4d24b9b5156e0b72377283a57d5d511a74f03cf128a68e91a81a

  • SSDEEP

    1536:YEKW8INFOc7YHxVG9wrClCCYhszC16RQYDbEyRCRRRoR4Rki:YEkIb57YHDrrClshsxeuEy032yai

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

      4c325763edf5f831e0fd57523d1eff9b5f6ee44c9cc48c25ea8af9949444e8b5.exe

    • Size

      71KB

    • MD5

      509f54420cf9bbd71c4588865489fbe7

    • SHA1

      54ac009f9d5ac0440ff484c03ee76475e11eed0f

    • SHA256

      4c325763edf5f831e0fd57523d1eff9b5f6ee44c9cc48c25ea8af9949444e8b5

    • SHA512

      3f67ba3d5e85604433e3b77bf79628ad1278398aab67ffa104a978e9e3f66b280195778e661b4d24b9b5156e0b72377283a57d5d511a74f03cf128a68e91a81a

    • SSDEEP

      1536:YEKW8INFOc7YHxVG9wrClCCYhszC16RQYDbEyRCRRRoR4Rki:YEkIb57YHDrrClshsxeuEy032yai

    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