Overview

overview

10

Static

static

3

c9fee0bdd0...6N.exe

windows7-x64

10

c9fee0bdd0...6N.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    c9fee0bdd0c78566265f69af8657aed777741a34173fae5400f7713086e06bf6N.exe

  • Size

    448KB

  • Sample

    241207-zdvg3asmcz

  • MD5

    a8521bc1973700aab1fe9757688271e0

  • SHA1

    b9777413eee541691d8b12cf7425a829ff47963b

  • SHA256

    c9fee0bdd0c78566265f69af8657aed777741a34173fae5400f7713086e06bf6

  • SHA512

    31f58d084d04dddc0453c9728c40a55460b5c8e0aaf4a85a9e2212a753e20f737784de1b89575d661aeff76cd3bafc8a768425515ca412d1db36c41b28f6779e

  • SSDEEP

    6144:DsGm3+0KX8SeNpgdyuH1lZfRo0V8JcgE+ezpg1xrlo9:tm3+z87g7/VycgE81lm

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

      c9fee0bdd0c78566265f69af8657aed777741a34173fae5400f7713086e06bf6N.exe

    • Size

      448KB

    • MD5

      a8521bc1973700aab1fe9757688271e0

    • SHA1

      b9777413eee541691d8b12cf7425a829ff47963b

    • SHA256

      c9fee0bdd0c78566265f69af8657aed777741a34173fae5400f7713086e06bf6

    • SHA512

      31f58d084d04dddc0453c9728c40a55460b5c8e0aaf4a85a9e2212a753e20f737784de1b89575d661aeff76cd3bafc8a768425515ca412d1db36c41b28f6779e

    • SSDEEP

      6144:DsGm3+0KX8SeNpgdyuH1lZfRo0V8JcgE+ezpg1xrlo9:tm3+z87g7/VycgE81lm

    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