Overview

overview

10

Static

static

3

5fe1a6764e...d3.exe

windows7-x64

10

5fe1a6764e...d3.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    5fe1a6764e7a3d31c58199e8f9bcf5e2f9a42ecbf2b96d18ea59ea053c113ed3.exe

  • Size

    96KB

  • Sample

    241119-n76xeavrcs

  • MD5

    c8af7ccc2842041387162ddab8cae58d

  • SHA1

    ad43bf9cefa575a369544c9b18fb4c6a40307e32

  • SHA256

    5fe1a6764e7a3d31c58199e8f9bcf5e2f9a42ecbf2b96d18ea59ea053c113ed3

  • SHA512

    25177501e73ea4c93835f24496d4a1916bfaa3f571c7b830032218f4bc93ddf6ff57157b9289c1d61ae4317bdd49ce0879622e722d75b925a0fb7c931661c40a

  • SSDEEP

    1536:DUmjTxTjgNHbfFa2TI134kM9Lv9cNOMXoOfbWkwhaAjWbjtKBvs:w0+Q513491cNbXoyqk8VwtCs

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

      5fe1a6764e7a3d31c58199e8f9bcf5e2f9a42ecbf2b96d18ea59ea053c113ed3.exe

    • Size

      96KB

    • MD5

      c8af7ccc2842041387162ddab8cae58d

    • SHA1

      ad43bf9cefa575a369544c9b18fb4c6a40307e32

    • SHA256

      5fe1a6764e7a3d31c58199e8f9bcf5e2f9a42ecbf2b96d18ea59ea053c113ed3

    • SHA512

      25177501e73ea4c93835f24496d4a1916bfaa3f571c7b830032218f4bc93ddf6ff57157b9289c1d61ae4317bdd49ce0879622e722d75b925a0fb7c931661c40a

    • SSDEEP

      1536:DUmjTxTjgNHbfFa2TI134kM9Lv9cNOMXoOfbWkwhaAjWbjtKBvs:w0+Q513491cNbXoyqk8VwtCs

    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