Overview

overview

10

Static

static

3

fa5ec5f48b...4N.exe

windows7-x64

10

fa5ec5f48b...4N.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    fa5ec5f48b423d2f373c8ef69c9ed3944abac4400ff96e8632fc0043d8546344N.exe

  • Size

    295KB

  • Sample

    241208-da4qnsyley

  • MD5

    9d86c7397ec7be7622fe5c35fb1fa5f0

  • SHA1

    6ee501f10e4d1eb2e91d339a34a6aa6e54e5ad30

  • SHA256

    fa5ec5f48b423d2f373c8ef69c9ed3944abac4400ff96e8632fc0043d8546344

  • SHA512

    63156947ff393f84d66c51b61475f0f2f60ec36942e28e1daf5a71fc5b2bb0754545ee46a398498f110deecc12d93612671543a20c09e330166decbfa1285084

  • SSDEEP

    6144:aiOuGqjW2p88461PY1PRe19V+tbFOLM77OLY:a7Ejb+8V6fe0tsNM

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

      fa5ec5f48b423d2f373c8ef69c9ed3944abac4400ff96e8632fc0043d8546344N.exe

    • Size

      295KB

    • MD5

      9d86c7397ec7be7622fe5c35fb1fa5f0

    • SHA1

      6ee501f10e4d1eb2e91d339a34a6aa6e54e5ad30

    • SHA256

      fa5ec5f48b423d2f373c8ef69c9ed3944abac4400ff96e8632fc0043d8546344

    • SHA512

      63156947ff393f84d66c51b61475f0f2f60ec36942e28e1daf5a71fc5b2bb0754545ee46a398498f110deecc12d93612671543a20c09e330166decbfa1285084

    • SSDEEP

      6144:aiOuGqjW2p88461PY1PRe19V+tbFOLM77OLY:a7Ejb+8V6fe0tsNM

    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