Overview

overview

10

Static

static

3

871b5f2c34...1N.exe

windows7-x64

10

871b5f2c34...1N.exe

windows10-2004-x64

10

Sharing

Copy URL Twitter E-mail

General

  • Target

    871b5f2c3456fa207c70f9dc12daea8496fa42b6bc30696039935fbfa310fe71N

  • Size

    90KB

  • Sample

    241012-b6vrjazhjk

  • MD5

    e928d5aa2ff55f24042b6ed2469c55e0

  • SHA1

    41da03f8af057e12893bca4a8af50b9e7abaa9fc

  • SHA256

    871b5f2c3456fa207c70f9dc12daea8496fa42b6bc30696039935fbfa310fe71

  • SHA512

    6095168691adca61787db432224d58826aafcd459abc7ed39667ebead5fa0c8d245ff98a5fddc879d25fec796e60880bb6a362c121168d8a256758567e46c6e7

  • SSDEEP

    1536:UhWg9fL3qSPJXZBJr++zBZeQSZgwpJ5uvxGCu/Ub0VkVNK:UhL9z3xRvJr+AXQgSJcvxGCu/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

      871b5f2c3456fa207c70f9dc12daea8496fa42b6bc30696039935fbfa310fe71N

    • Size

      90KB

    • MD5

      e928d5aa2ff55f24042b6ed2469c55e0

    • SHA1

      41da03f8af057e12893bca4a8af50b9e7abaa9fc

    • SHA256

      871b5f2c3456fa207c70f9dc12daea8496fa42b6bc30696039935fbfa310fe71

    • SHA512

      6095168691adca61787db432224d58826aafcd459abc7ed39667ebead5fa0c8d245ff98a5fddc879d25fec796e60880bb6a362c121168d8a256758567e46c6e7

    • SSDEEP

      1536:UhWg9fL3qSPJXZBJr++zBZeQSZgwpJ5uvxGCu/Ub0VkVNK:UhL9z3xRvJr+AXQgSJcvxGCu/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