Overview

overview

10

Static

static

3

2508fd41f4...dN.exe

windows7-x64

10

2508fd41f4...dN.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    2508fd41f49e1172b2058f73f3939f6f018d044f91019c4fe4aae479ff32950dN

  • Size

    136KB

  • Sample

    240919-eqn6lazglh

  • MD5

    afc7c775e269ae6e98e38016c36219a0

  • SHA1

    2a63fce0ce5aefc04b8f745c42b8c1b56510a3a8

  • SHA256

    2508fd41f49e1172b2058f73f3939f6f018d044f91019c4fe4aae479ff32950d

  • SHA512

    50e860ad965475bea686239482776e5427c802e7f6fa26cffb4c90ce076c717bdc929d203897bfbc9ae70ac7ecfc6d1f7abc9eb6559e07944c463b8460044996

  • SSDEEP

    3072:Nct6BLcINvCrjX2BjqAd0FF5zdH13+EE+RaZ6r+GDZnBc:NcoC4arKBjqAd0FF5zd5IF6rfBBc

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

      2508fd41f49e1172b2058f73f3939f6f018d044f91019c4fe4aae479ff32950dN

    • Size

      136KB

    • MD5

      afc7c775e269ae6e98e38016c36219a0

    • SHA1

      2a63fce0ce5aefc04b8f745c42b8c1b56510a3a8

    • SHA256

      2508fd41f49e1172b2058f73f3939f6f018d044f91019c4fe4aae479ff32950d

    • SHA512

      50e860ad965475bea686239482776e5427c802e7f6fa26cffb4c90ce076c717bdc929d203897bfbc9ae70ac7ecfc6d1f7abc9eb6559e07944c463b8460044996

    • SSDEEP

      3072:Nct6BLcINvCrjX2BjqAd0FF5zdH13+EE+RaZ6r+GDZnBc:NcoC4arKBjqAd0FF5zd5IF6rfBBc

    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