Overview

overview

10

Static

static

3

4a91c908a7...f9.exe

windows7-x64

10

4a91c908a7...f9.exe

windows10-2004-x64

10

Sharing

Copy URL
Twitter E-mail

General

  • Target

    4a91c908a7f905fb98dd3a4caf8250e66e5e30692f17d6b64ce490f9dc9eaaf9

  • Size

    80KB

  • Sample

    241207-16gmcaskbp

  • MD5

    673611a1453521df7c9c624a3c32042e

  • SHA1

    ba7b4b8a358fa112d5477bc27347a573d3643e3e

  • SHA256

    4a91c908a7f905fb98dd3a4caf8250e66e5e30692f17d6b64ce490f9dc9eaaf9

  • SHA512

    abe328f396604812d34301e05657618f6f034bdfa6221301d8a8c5addc283e1516b437220c7ced0803e652582a39572974c5c5176d341e90aeaeae308ba39c8f

  • SSDEEP

    1536:E8oW484sGOWyMYtnrCIq3iYiWzzVD6iqdXGFeJuqnhCN:E8JusPWyRn27Sgz4iqtGFeJLCN

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

      4a91c908a7f905fb98dd3a4caf8250e66e5e30692f17d6b64ce490f9dc9eaaf9

    • Size

      80KB

    • MD5

      673611a1453521df7c9c624a3c32042e

    • SHA1

      ba7b4b8a358fa112d5477bc27347a573d3643e3e

    • SHA256

      4a91c908a7f905fb98dd3a4caf8250e66e5e30692f17d6b64ce490f9dc9eaaf9

    • SHA512

      abe328f396604812d34301e05657618f6f034bdfa6221301d8a8c5addc283e1516b437220c7ced0803e652582a39572974c5c5176d341e90aeaeae308ba39c8f

    • SSDEEP

      1536:E8oW484sGOWyMYtnrCIq3iYiWzzVD6iqdXGFeJuqnhCN:E8JusPWyRn27Sgz4iqtGFeJLCN

    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