Overview

overview

10

Static

static

10

77f98a4c71...dN.exe

windows7-x64

10

77f98a4c71...dN.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    77f98a4c71102d4e289cae83f4cc59a433024755cb8531ed9e083bab404a3c3dN.exe

  • Size

    402KB

  • Sample

    241208-b15pjsvpav

  • MD5

    c722d57a37a42883c20768c2c3d72660

  • SHA1

    fc4798c66a4bf7538c04f10d1ea73852b8b02af5

  • SHA256

    77f98a4c71102d4e289cae83f4cc59a433024755cb8531ed9e083bab404a3c3d

  • SHA512

    644ac9750b65bc579b8e232878e7e2937d46ecd9b30776a942d860a35658d091d2586fc303b63e4962430615ee3f72034862ced08ac64cf1d9925552321a8040

  • SSDEEP

    6144:sWg8BguGyDQy7M7dOPvTpN0xHuwdkAj51VezfHZ3neNZpGkXo+TCCYOs5PHdS:3nB5MsU

Score
10/10
berbewbackdoordiscoverypersistence

Malware Config

Extracted

Family

berbew

C2

http://viruslist.com/wcmd.txt

http://viruslist.com/ppslog.php

http://viruslist.com/piplog.php?%s:%i:%i:%s:%09u:%i:%02d:%02d:%02d

Targets

    • Target

      77f98a4c71102d4e289cae83f4cc59a433024755cb8531ed9e083bab404a3c3dN.exe

    • Size

      402KB

    • MD5

      c722d57a37a42883c20768c2c3d72660

    • SHA1

      fc4798c66a4bf7538c04f10d1ea73852b8b02af5

    • SHA256

      77f98a4c71102d4e289cae83f4cc59a433024755cb8531ed9e083bab404a3c3d

    • SHA512

      644ac9750b65bc579b8e232878e7e2937d46ecd9b30776a942d860a35658d091d2586fc303b63e4962430615ee3f72034862ced08ac64cf1d9925552321a8040

    • SSDEEP

      6144:sWg8BguGyDQy7M7dOPvTpN0xHuwdkAj51VezfHZ3neNZpGkXo+TCCYOs5PHdS:3nB5MsU

    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