Overview

overview

10

Static

static

3

12b5a7c0f1...3e.exe

windows7-x64

10

12b5a7c0f1...3e.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    12b5a7c0f1914e9bfa8588f9e85facd567c340de63b687c0e3a9c6d1750d383e

  • Size

    93KB

  • Sample

    250306-zvczcaxrs4

  • MD5

    09fdf218c1fa8a8df9ad3b5f2d15d3e1

  • SHA1

    a96e2ca6b0853c816b244ac08aac2d5c4603fd6d

  • SHA256

    12b5a7c0f1914e9bfa8588f9e85facd567c340de63b687c0e3a9c6d1750d383e

  • SHA512

    4470553e3fd3f59bbcf4cbd506f193cba39a4c98f83e4c6192925727e43bdf35d256841815a0a8e4db07d653f15fef9bd11904c789509ade6ed41f67f1ded1be

  • SSDEEP

    1536:fG5TVSyqWTqJHwoy6FHru2c8+KAssJXcqOxL8ZTzbcJ+7zNjSKOhYXYnG57lsaM4:OPcJQZ2c8+KYsEXNjShi/5hdMiwaIbb+

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

      12b5a7c0f1914e9bfa8588f9e85facd567c340de63b687c0e3a9c6d1750d383e

    • Size

      93KB

    • MD5

      09fdf218c1fa8a8df9ad3b5f2d15d3e1

    • SHA1

      a96e2ca6b0853c816b244ac08aac2d5c4603fd6d

    • SHA256

      12b5a7c0f1914e9bfa8588f9e85facd567c340de63b687c0e3a9c6d1750d383e

    • SHA512

      4470553e3fd3f59bbcf4cbd506f193cba39a4c98f83e4c6192925727e43bdf35d256841815a0a8e4db07d653f15fef9bd11904c789509ade6ed41f67f1ded1be

    • SSDEEP

      1536:fG5TVSyqWTqJHwoy6FHru2c8+KAssJXcqOxL8ZTzbcJ+7zNjSKOhYXYnG57lsaM4:OPcJQZ2c8+KYsEXNjShi/5hdMiwaIbb+

    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