Overview

overview

10

Static

static

3

823d3147df...d8.exe

windows7-x64

10

823d3147df...d8.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    823d3147dfc5d8f4d9638c5ed03aee59a98e7e356f7934a6f6e786eff2a75dd8

  • Size

    74KB

  • Sample

    241005-3f1nms1anb

  • MD5

    795f953aeb9b0e53e52f5a0af57377ee

  • SHA1

    b7d6aea55f11a0ebae9172e7135c203747843438

  • SHA256

    823d3147dfc5d8f4d9638c5ed03aee59a98e7e356f7934a6f6e786eff2a75dd8

  • SHA512

    4940ea01c71aa89c0110edae36343b9faaa18116f7ffabcda1e359611ecdf6c7c6a579dfbcdcec14057f7fb4a0f812a8b91cb7a5ed2385c990a4f31adc5691eb

  • SSDEEP

    1536:5Vuu0KprqXDhKuYLFJHDaT3taMro6Dmvheu1:uKpGDcuYLFJH2BaTvz1

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

      823d3147dfc5d8f4d9638c5ed03aee59a98e7e356f7934a6f6e786eff2a75dd8

    • Size

      74KB

    • MD5

      795f953aeb9b0e53e52f5a0af57377ee

    • SHA1

      b7d6aea55f11a0ebae9172e7135c203747843438

    • SHA256

      823d3147dfc5d8f4d9638c5ed03aee59a98e7e356f7934a6f6e786eff2a75dd8

    • SHA512

      4940ea01c71aa89c0110edae36343b9faaa18116f7ffabcda1e359611ecdf6c7c6a579dfbcdcec14057f7fb4a0f812a8b91cb7a5ed2385c990a4f31adc5691eb

    • SSDEEP

      1536:5Vuu0KprqXDhKuYLFJHDaT3taMro6Dmvheu1:uKpGDcuYLFJH2BaTvz1

    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