Overview

overview

10

Static

static

3

7811e3a80f...db.exe

windows7-x64

10

7811e3a80f...db.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    7811e3a80f894597f7f3224aef5a81528f0f49f149dbb2e0da4589a6a800bcdb

  • Size

    669KB

  • Sample

    241222-3v5wxasje1

  • MD5

    a174f87d981de20579509e68a7def93e

  • SHA1

    fa7cf10bf9fa4c15e0b5e6aa27d8c609f4979259

  • SHA256

    7811e3a80f894597f7f3224aef5a81528f0f49f149dbb2e0da4589a6a800bcdb

  • SHA512

    1aadc583bd59f0537c822886ede310f5414555f130c8c60c4b8246c4adda76b15d86af93bb1105fa63ea24c43e6c4852b9c54906511ddf8b637017c9932f4e0b

  • SSDEEP

    12288:GfJveVKhMpQnqr+cI3a72LXrY6x46UbR/qYglMi:vchMpQnqrdX72LbY6x46uR/qYglMi

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

      7811e3a80f894597f7f3224aef5a81528f0f49f149dbb2e0da4589a6a800bcdb

    • Size

      669KB

    • MD5

      a174f87d981de20579509e68a7def93e

    • SHA1

      fa7cf10bf9fa4c15e0b5e6aa27d8c609f4979259

    • SHA256

      7811e3a80f894597f7f3224aef5a81528f0f49f149dbb2e0da4589a6a800bcdb

    • SHA512

      1aadc583bd59f0537c822886ede310f5414555f130c8c60c4b8246c4adda76b15d86af93bb1105fa63ea24c43e6c4852b9c54906511ddf8b637017c9932f4e0b

    • SSDEEP

      12288:GfJveVKhMpQnqr+cI3a72LXrY6x46UbR/qYglMi:vchMpQnqrdX72LbY6x46uR/qYglMi

    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