Overview

overview

10

Static

static

10

3dcccd35b0...2d.exe

windows7-x64

10

3dcccd35b0...2d.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    3dcccd35b0c3a42289ff8d61aee5ad0fcb9a971ede91a975a5f4f249a40d552d

  • Size

    128KB

  • Sample

    250307-dhgacasxfy

  • MD5

    503826b3bbbad48c01660cf0edd93ab9

  • SHA1

    d52df71ebabbe1cc19c2b656196d880ec423e3c3

  • SHA256

    3dcccd35b0c3a42289ff8d61aee5ad0fcb9a971ede91a975a5f4f249a40d552d

  • SHA512

    d2ed1f2bd101d6dd987e520e7e430f509edcf78221956a81138ffd7d58261f2cb55ba3d5f74a504f74103c91c98a1d6b9a9a572c91253be60751eebc0e028ccf

  • SSDEEP

    3072:ouy6MK7yBGFGO0EdETNOKxTbwf1nFzwSAJB8e:of4yBG4ORdgg1n6xJme

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

      3dcccd35b0c3a42289ff8d61aee5ad0fcb9a971ede91a975a5f4f249a40d552d

    • Size

      128KB

    • MD5

      503826b3bbbad48c01660cf0edd93ab9

    • SHA1

      d52df71ebabbe1cc19c2b656196d880ec423e3c3

    • SHA256

      3dcccd35b0c3a42289ff8d61aee5ad0fcb9a971ede91a975a5f4f249a40d552d

    • SHA512

      d2ed1f2bd101d6dd987e520e7e430f509edcf78221956a81138ffd7d58261f2cb55ba3d5f74a504f74103c91c98a1d6b9a9a572c91253be60751eebc0e028ccf

    • SSDEEP

      3072:ouy6MK7yBGFGO0EdETNOKxTbwf1nFzwSAJB8e:of4yBG4ORdgg1n6xJme

    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