Overview

overview

10

Static

static

3

6a52650e3d...aN.exe

windows7-x64

10

6a52650e3d...aN.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    6a52650e3d040c81fddf363d389487b21c13457e25f86d7d180fa74a343ac14aN.exe

  • Size

    94KB

  • Sample

    241222-mtyhfavrbl

  • MD5

    8fa1a8cebad211bcbb845be49c60fb50

  • SHA1

    1ca4d9c0bcdcf32698b815ddf5eb4a383d288d14

  • SHA256

    6a52650e3d040c81fddf363d389487b21c13457e25f86d7d180fa74a343ac14a

  • SHA512

    11cfd518a54f042bf091f9eb680fbc7e93af15e04be5612d45fc638c2f11fa78a48992643afe003cc58560fa97c399d60185fc849245ea04a981753b45addd8f

  • SSDEEP

    1536:/ON/ydgm2Ga/TKLTVBapzdmxNP8qxkBmsAw59SnmPDXr/zHbvdslx7BR9L4DT2EZ:/IJT+VBapzdd0w5mmPDXr/zHbvSz6+oZ

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

      6a52650e3d040c81fddf363d389487b21c13457e25f86d7d180fa74a343ac14aN.exe

    • Size

      94KB

    • MD5

      8fa1a8cebad211bcbb845be49c60fb50

    • SHA1

      1ca4d9c0bcdcf32698b815ddf5eb4a383d288d14

    • SHA256

      6a52650e3d040c81fddf363d389487b21c13457e25f86d7d180fa74a343ac14a

    • SHA512

      11cfd518a54f042bf091f9eb680fbc7e93af15e04be5612d45fc638c2f11fa78a48992643afe003cc58560fa97c399d60185fc849245ea04a981753b45addd8f

    • SSDEEP

      1536:/ON/ydgm2Ga/TKLTVBapzdmxNP8qxkBmsAw59SnmPDXr/zHbvdslx7BR9L4DT2EZ:/IJT+VBapzdd0w5mmPDXr/zHbvSz6+oZ

    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