Overview

overview

10

Static

static

3

e873bf9539...8e.exe

windows7-x64

10

e873bf9539...8e.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    e873bf9539e94d3fec6387809fa77230eb1048d13f8595f9eed09a213b5b588e

  • Size

    88KB

  • Sample

    241210-cd1yhszjgs

  • MD5

    e72e95f9ccd5e1bae746475993ba413e

  • SHA1

    26691e7f7eace3adfc53c1b3ad9decb231d37991

  • SHA256

    e873bf9539e94d3fec6387809fa77230eb1048d13f8595f9eed09a213b5b588e

  • SHA512

    f71f12ee260e4e131d5dcf656e79d0c843f9d33cf27c924963e5e6a9966214e802008ab3b40776c0c2da98e5d0383c3821ec8350c5265806dece61d17e6eafea

  • SSDEEP

    1536:L3sGxaeoVlMMlQvlnej/vfhoKfb9EG6yjaBKll+EDtHoSKyo3IgK0LIjPnouy8L:L3LxaTMMKeTF9T6yVll+EDtHouo4tgIV

Score
10/10
berbewbackdoordiscoverypersistence

Malware Config

Extracted

Family

berbew

C2

http://f/wcmd.htm

http://f/ppslog.php

http://f/piplog.php?%s:%i:%i:%s:%09u:%i:%02d:%02d:%02d

Targets

    • Target

      e873bf9539e94d3fec6387809fa77230eb1048d13f8595f9eed09a213b5b588e

    • Size

      88KB

    • MD5

      e72e95f9ccd5e1bae746475993ba413e

    • SHA1

      26691e7f7eace3adfc53c1b3ad9decb231d37991

    • SHA256

      e873bf9539e94d3fec6387809fa77230eb1048d13f8595f9eed09a213b5b588e

    • SHA512

      f71f12ee260e4e131d5dcf656e79d0c843f9d33cf27c924963e5e6a9966214e802008ab3b40776c0c2da98e5d0383c3821ec8350c5265806dece61d17e6eafea

    • SSDEEP

      1536:L3sGxaeoVlMMlQvlnej/vfhoKfb9EG6yjaBKll+EDtHoSKyo3IgK0LIjPnouy8L:L3LxaTMMKeTF9T6yVll+EDtHouo4tgIV

    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