Overview

overview

10

Static

static

3

916abb0aad...aN.exe

windows7-x64

10

916abb0aad...aN.exe

windows10-2004-x64

10

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General

  • Target

    916abb0aad1fb82611512b41f51057a6da33a39d4456913a4a84f863cf17684aN

  • Size

    128KB

  • Sample

    240921-zyhn1atelf

  • MD5

    d8b2335b59b2d9c5dd1b3216860d73a0

  • SHA1

    412b3302697df150092ffb9529e436af16dde5af

  • SHA256

    916abb0aad1fb82611512b41f51057a6da33a39d4456913a4a84f863cf17684a

  • SHA512

    db67f2c6838c1b7330f1e74aed97cc40db6e72640c887d7c852d4e351813bd578e2ef5f3466eb7a7be517662c3438de508edfc5a7893bf3ab4f8b36b0da2bd98

  • SSDEEP

    3072:4UZVUV992nIgBfhiYTf1hed4WkWs6FEYtdZCwGtLItkiXOBSLhoMrdGB8rVl:T/i9jghcYTd06DX4EYtCwGtMtkiXOolV

Score
10/10
berbewbackdoordiscoverypersistence

Malware Config

Extracted

Family

berbew

C2

http://viruslist.com/wcmd.txt

http://viruslist.com/ppslog.php

http://viruslist.com/piplog.php?%s:%i:%i:%s:%09u:%i:%02d:%02d:%02d

Targets

    • Target

      916abb0aad1fb82611512b41f51057a6da33a39d4456913a4a84f863cf17684aN

    • Size

      128KB

    • MD5

      d8b2335b59b2d9c5dd1b3216860d73a0

    • SHA1

      412b3302697df150092ffb9529e436af16dde5af

    • SHA256

      916abb0aad1fb82611512b41f51057a6da33a39d4456913a4a84f863cf17684a

    • SHA512

      db67f2c6838c1b7330f1e74aed97cc40db6e72640c887d7c852d4e351813bd578e2ef5f3466eb7a7be517662c3438de508edfc5a7893bf3ab4f8b36b0da2bd98

    • SSDEEP

      3072:4UZVUV992nIgBfhiYTf1hed4WkWs6FEYtdZCwGtLItkiXOBSLhoMrdGB8rVl:T/i9jghcYTd06DX4EYtCwGtMtkiXOolV

    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