Overview

overview

10

Static

static

3

023f50a1ad...f5.exe

windows7-x64

10

023f50a1ad...f5.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    023f50a1ad7f443120d038b16a29b7cabbff4d6c21f27ff528ac0316dbd332f5

  • Size

    88KB

  • Sample

    241123-xtbzjsxpgr

  • MD5

    764ba2799a5e578b5a024ca0bc7bad42

  • SHA1

    f4552950a64106fb3c6c0caf33153c4207760bb8

  • SHA256

    023f50a1ad7f443120d038b16a29b7cabbff4d6c21f27ff528ac0316dbd332f5

  • SHA512

    3e5388480405a8478cf7281e95175ef0d98d73ab6c2f101c7f18bc40ce2dae0186cae4cab1ef86b7a440d6d8bdf1baf46160bdcfaf95aaecf9b9cfc986655ee8

  • SSDEEP

    1536:AosG4IWDKaNXWhcnPL9Ms8S11vy7x4POrmOYi5AqgD1Fnouy87:A3GLWmaRDh1vq4PEmQcDrout7

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

      023f50a1ad7f443120d038b16a29b7cabbff4d6c21f27ff528ac0316dbd332f5

    • Size

      88KB

    • MD5

      764ba2799a5e578b5a024ca0bc7bad42

    • SHA1

      f4552950a64106fb3c6c0caf33153c4207760bb8

    • SHA256

      023f50a1ad7f443120d038b16a29b7cabbff4d6c21f27ff528ac0316dbd332f5

    • SHA512

      3e5388480405a8478cf7281e95175ef0d98d73ab6c2f101c7f18bc40ce2dae0186cae4cab1ef86b7a440d6d8bdf1baf46160bdcfaf95aaecf9b9cfc986655ee8

    • SSDEEP

      1536:AosG4IWDKaNXWhcnPL9Ms8S11vy7x4POrmOYi5AqgD1Fnouy87:A3GLWmaRDh1vq4PEmQcDrout7

    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