Overview

overview

10

Static

static

3

75a84a936a...0N.exe

windows7-x64

10

75a84a936a...0N.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    75a84a936af342347fd6d1990e0511059133740ffd35d10661d9be8e2792dbe0N.exe

  • Size

    128KB

  • Sample

    241225-sbkfrawjey

  • MD5

    bca9b9a839d8ef34d2549212f064c4f0

  • SHA1

    bbb72d3cac0bec532ad0a71e7a5be9e67f6fa7cb

  • SHA256

    75a84a936af342347fd6d1990e0511059133740ffd35d10661d9be8e2792dbe0

  • SHA512

    dd4cb4ac094fc65f9ec144141794d83983fd9e7464c0df4104a1eab1b18b28f20133974983a9fedb6440f9e2f47f26b9f1590f8d972d0a8fe972b2f61ff7b623

  • SSDEEP

    3072:AE6IdvAjWOEsvOgLdzqgD+Y9ved9pui6yYPaI7DehizrVtNq:R6tbOUdzq5Y9Grpui6yYPaIGcs

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

      75a84a936af342347fd6d1990e0511059133740ffd35d10661d9be8e2792dbe0N.exe

    • Size

      128KB

    • MD5

      bca9b9a839d8ef34d2549212f064c4f0

    • SHA1

      bbb72d3cac0bec532ad0a71e7a5be9e67f6fa7cb

    • SHA256

      75a84a936af342347fd6d1990e0511059133740ffd35d10661d9be8e2792dbe0

    • SHA512

      dd4cb4ac094fc65f9ec144141794d83983fd9e7464c0df4104a1eab1b18b28f20133974983a9fedb6440f9e2f47f26b9f1590f8d972d0a8fe972b2f61ff7b623

    • SSDEEP

      3072:AE6IdvAjWOEsvOgLdzqgD+Y9ved9pui6yYPaI7DehizrVtNq:R6tbOUdzq5Y9Grpui6yYPaIGcs

    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