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Overview

overview

10

Static

static

3

135d73050d...49.exe

windows7-x64

10

135d73050d...49.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    135d73050d19612ce17cd4bd20d0118a4e1eb48a9a58e5a5022bf75e0f704e49

  • Size

    88KB

  • Sample

    241208-yn1amatkhs

  • MD5

    eb034e0b67fc3c8ba1987860d39ba644

  • SHA1

    87553ebafe8ad6e65f53eb53d828e7a3db284c22

  • SHA256

    135d73050d19612ce17cd4bd20d0118a4e1eb48a9a58e5a5022bf75e0f704e49

  • SHA512

    5f15ab8b7bb4dd840e67aeea92c0298229166bc0bbd0885b96d75d8a4b647110f4474e9b390a6009e1464df5823134abddeed59c806a458d6916d2bd09c65854

  • SSDEEP

    1536:E3eHHHDt0bOuT2wiXC7PxoXg/oOVcn1ME7G2BWnouy8r:E3YHy2LyKXZOV72Bmoutr

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

      135d73050d19612ce17cd4bd20d0118a4e1eb48a9a58e5a5022bf75e0f704e49

    • Size

      88KB

    • MD5

      eb034e0b67fc3c8ba1987860d39ba644

    • SHA1

      87553ebafe8ad6e65f53eb53d828e7a3db284c22

    • SHA256

      135d73050d19612ce17cd4bd20d0118a4e1eb48a9a58e5a5022bf75e0f704e49

    • SHA512

      5f15ab8b7bb4dd840e67aeea92c0298229166bc0bbd0885b96d75d8a4b647110f4474e9b390a6009e1464df5823134abddeed59c806a458d6916d2bd09c65854

    • SSDEEP

      1536:E3eHHHDt0bOuT2wiXC7PxoXg/oOVcn1ME7G2BWnouy8r:E3YHy2LyKXZOV72Bmoutr

    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