Overview

overview

10

Static

static

3

25c5f90192...26.exe

windows7-x64

10

25c5f90192...26.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    25c5f90192b99124b6452d40e67ac2298632c10f18541f08d1ab5602ad30ab26

  • Size

    89KB

  • Sample

    250306-21yt4szqv3

  • MD5

    a80084bb2068989503862cbfd85d5c78

  • SHA1

    90a37b06f615a71ef9ccd37234e4476e1c8091dc

  • SHA256

    25c5f90192b99124b6452d40e67ac2298632c10f18541f08d1ab5602ad30ab26

  • SHA512

    460a485e3e8b7512eede336f4d075ccca22530ede496bad719fac2f0741e3c8235038ffae4025dac2e86ca2eb8e519e79bb044a170846e4670de01691b5b552f

  • SSDEEP

    1536:T97AUSChN7naZo9XQtkSZ8aVGcLlExkg8Fk:BP5nKP6SGcLlakgwk

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

      25c5f90192b99124b6452d40e67ac2298632c10f18541f08d1ab5602ad30ab26

    • Size

      89KB

    • MD5

      a80084bb2068989503862cbfd85d5c78

    • SHA1

      90a37b06f615a71ef9ccd37234e4476e1c8091dc

    • SHA256

      25c5f90192b99124b6452d40e67ac2298632c10f18541f08d1ab5602ad30ab26

    • SHA512

      460a485e3e8b7512eede336f4d075ccca22530ede496bad719fac2f0741e3c8235038ffae4025dac2e86ca2eb8e519e79bb044a170846e4670de01691b5b552f

    • SSDEEP

      1536:T97AUSChN7naZo9XQtkSZ8aVGcLlExkg8Fk:BP5nKP6SGcLlakgwk

    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