Overview

overview

10

Static

static

3

2b19f862dc...3N.exe

windows7-x64

10

2b19f862dc...3N.exe

windows10-2004-x64

10

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General

  • Target

    2b19f862dcd3777ec3750b1ba3988da52322fbfef048038f20b9b12ba488b573N

  • Size

    90KB

  • Sample

    241013-n6tkpavgje

  • MD5

    ab03750e6fba49d774de873e4b58c960

  • SHA1

    e2f37de1d53b1103eb75755842129e5c894ed087

  • SHA256

    2b19f862dcd3777ec3750b1ba3988da52322fbfef048038f20b9b12ba488b573

  • SHA512

    ac1bbe926cdb0bf7ce1f2dd19e01d7f001af2cf85fa16e673e2070e5efdbf31b9fdc8095ec91ddc5805b05cda46bdc9a7ea2568a04f53dff2052d103b2b56da1

  • SSDEEP

    1536:YSuCt6tTCQa0NQ0NQAUEQPdthX4LbteHa+UE7Ryf2/FGmu/Ub0VkVNK:YgwZUEQpXl5dyf2/FGmu/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

      2b19f862dcd3777ec3750b1ba3988da52322fbfef048038f20b9b12ba488b573N

    • Size

      90KB

    • MD5

      ab03750e6fba49d774de873e4b58c960

    • SHA1

      e2f37de1d53b1103eb75755842129e5c894ed087

    • SHA256

      2b19f862dcd3777ec3750b1ba3988da52322fbfef048038f20b9b12ba488b573

    • SHA512

      ac1bbe926cdb0bf7ce1f2dd19e01d7f001af2cf85fa16e673e2070e5efdbf31b9fdc8095ec91ddc5805b05cda46bdc9a7ea2568a04f53dff2052d103b2b56da1

    • SSDEEP

      1536:YSuCt6tTCQa0NQ0NQAUEQPdthX4LbteHa+UE7Ryf2/FGmu/Ub0VkVNK:YgwZUEQpXl5dyf2/FGmu/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

    • Executes dropped EXE

    • Loads dropped DLL

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks