Overview

overview

10

Static

static

10

a419e4fda9...06.exe

windows7-x64

10

a419e4fda9...06.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    a419e4fda9d792f6a0e029001da6bd2d7e8da084373ba2d86f3f1c0600636506.exe

  • Size

    136KB

  • Sample

    241222-pza1fayldw

  • MD5

    fe65f8b782da4359a6c8083b3dd25c61

  • SHA1

    4128bdfb49a145e3a315dbbba010d221a7faa13f

  • SHA256

    a419e4fda9d792f6a0e029001da6bd2d7e8da084373ba2d86f3f1c0600636506

  • SHA512

    84e5250ea2c5f28ab24db46a4cc089cbe7975e1ef64fe3d7dd55695633d294fbf479dcbc842ec9eb8ea30fc1a42929b119bee998b90fbd24bea9dd062e7d43f0

  • SSDEEP

    3072:efE262Kj5Q0wAfvEZz/jufRi/mjRrz3O7:efE2XKZwKMZz/jufRi/GO7

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

      a419e4fda9d792f6a0e029001da6bd2d7e8da084373ba2d86f3f1c0600636506.exe

    • Size

      136KB

    • MD5

      fe65f8b782da4359a6c8083b3dd25c61

    • SHA1

      4128bdfb49a145e3a315dbbba010d221a7faa13f

    • SHA256

      a419e4fda9d792f6a0e029001da6bd2d7e8da084373ba2d86f3f1c0600636506

    • SHA512

      84e5250ea2c5f28ab24db46a4cc089cbe7975e1ef64fe3d7dd55695633d294fbf479dcbc842ec9eb8ea30fc1a42929b119bee998b90fbd24bea9dd062e7d43f0

    • SSDEEP

      3072:efE262Kj5Q0wAfvEZz/jufRi/mjRrz3O7:efE2XKZwKMZz/jufRi/GO7

    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