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Overview

overview

10

Static

static

10

9cd1ed0cd5...fe.exe

windows7-x64

10

9cd1ed0cd5...fe.exe

windows10-2004-x64

10

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General

  • Target

    9cd1ed0cd563229fe34217693382e57852d96361cb23c095ffcd1cbf843750fe

  • Size

    276KB

  • Sample

    250308-gnaxassny6

  • MD5

    929c983233470eea7db03484c295997a

  • SHA1

    eddaf7f5cbcef035723636b45fe73e731838cb2a

  • SHA256

    9cd1ed0cd563229fe34217693382e57852d96361cb23c095ffcd1cbf843750fe

  • SHA512

    9bbc5fee047b59245e8791931b28b66434f2360300fc900ba1ed16a0a980c966cc3ada6de25b504bc4d6404c4e43a33f2cc1eefce619cda9919cd4e2d4563e6c

  • SSDEEP

    6144:+MaBumMeyTF5M8dZMGXF5ahdt3rM8d7TtLa:+M4MnXFWtJ9O

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

      9cd1ed0cd563229fe34217693382e57852d96361cb23c095ffcd1cbf843750fe

    • Size

      276KB

    • MD5

      929c983233470eea7db03484c295997a

    • SHA1

      eddaf7f5cbcef035723636b45fe73e731838cb2a

    • SHA256

      9cd1ed0cd563229fe34217693382e57852d96361cb23c095ffcd1cbf843750fe

    • SHA512

      9bbc5fee047b59245e8791931b28b66434f2360300fc900ba1ed16a0a980c966cc3ada6de25b504bc4d6404c4e43a33f2cc1eefce619cda9919cd4e2d4563e6c

    • SSDEEP

      6144:+MaBumMeyTF5M8dZMGXF5ahdt3rM8d7TtLa:+M4MnXFWtJ9O

    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