Overview

overview

10

Static

static

3

a5dbaded51...66.exe

windows7-x64

10

a5dbaded51...66.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    a5dbaded518d9179fb43b20bdf425193d3f42349cfd9937db9e69a1e561c7f66

  • Size

    90KB

  • Sample

    241123-cfes3avpaz

  • MD5

    22116b664323204e34141583751f6f2d

  • SHA1

    cdcebc51d0eb2bbc7f2eee8c4af10da785ba1aef

  • SHA256

    a5dbaded518d9179fb43b20bdf425193d3f42349cfd9937db9e69a1e561c7f66

  • SHA512

    37aca2c1226ef0c5cbea5fb497388491e4bc32d815c919d757bfd7977cf4374dd0bb0e68a4dfca69cba21532051b522ac110dabaff422214f6245b82bc1477e2

  • SSDEEP

    1536:/G5TVSyqWTqJHwoy6FHru2c8+KAssJXcqOxL8ZTzbcJ+7zNjSKOhYXYnXGppu/UW:uPcJQZ2c8+KYsEXNjShi+GXu/Ub0+NK

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

      a5dbaded518d9179fb43b20bdf425193d3f42349cfd9937db9e69a1e561c7f66

    • Size

      90KB

    • MD5

      22116b664323204e34141583751f6f2d

    • SHA1

      cdcebc51d0eb2bbc7f2eee8c4af10da785ba1aef

    • SHA256

      a5dbaded518d9179fb43b20bdf425193d3f42349cfd9937db9e69a1e561c7f66

    • SHA512

      37aca2c1226ef0c5cbea5fb497388491e4bc32d815c919d757bfd7977cf4374dd0bb0e68a4dfca69cba21532051b522ac110dabaff422214f6245b82bc1477e2

    • SSDEEP

      1536:/G5TVSyqWTqJHwoy6FHru2c8+KAssJXcqOxL8ZTzbcJ+7zNjSKOhYXYnXGppu/UW:uPcJQZ2c8+KYsEXNjShi+GXu/Ub0+NK

    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