Overview

overview

10

Static

static

3

b026ac172c...4d.exe

windows7-x64

10

b026ac172c...4d.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    b026ac172caeb065595bbd5d697f9d017c36a22e6de17819870c99dd8d3bfe4d

  • Size

    96KB

  • Sample

    241208-ckf7pasjdl

  • MD5

    4b13149121d048e3cdd98a4db0d84e00

  • SHA1

    a22ea2dec7c3cdccdf4e4d59a8b2a02ba5db7ef2

  • SHA256

    b026ac172caeb065595bbd5d697f9d017c36a22e6de17819870c99dd8d3bfe4d

  • SHA512

    9c108b4b5c80963dfe52ad2323057f4e7d81cdd891768b6a9086c9c24f5f455d4bcbe392f9371db5704b28d951e44c700a8cb48338e11d3ef94d3043dfabe412

  • SSDEEP

    1536:5ZWWtGeHv0t3I7/NvwTS0KhAF1VdTz3QfhZQDduV9jojTIvjrH:WWtfv0t3qeTxKheVdTz3QDQDd69jc0vf

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

      b026ac172caeb065595bbd5d697f9d017c36a22e6de17819870c99dd8d3bfe4d

    • Size

      96KB

    • MD5

      4b13149121d048e3cdd98a4db0d84e00

    • SHA1

      a22ea2dec7c3cdccdf4e4d59a8b2a02ba5db7ef2

    • SHA256

      b026ac172caeb065595bbd5d697f9d017c36a22e6de17819870c99dd8d3bfe4d

    • SHA512

      9c108b4b5c80963dfe52ad2323057f4e7d81cdd891768b6a9086c9c24f5f455d4bcbe392f9371db5704b28d951e44c700a8cb48338e11d3ef94d3043dfabe412

    • SSDEEP

      1536:5ZWWtGeHv0t3I7/NvwTS0KhAF1VdTz3QfhZQDduV9jojTIvjrH:WWtfv0t3qeTxKheVdTz3QDQDd69jc0vf

    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