Overview

overview

10

Static

static

10

21ea662f99...4e.exe

windows7-x64

10

21ea662f99...4e.exe

windows10-2004-x64

10

Sharing

Copy URL
Twitter E-mail

General

  • Target

    21ea662f99dccf2b29e11045602903c7aae060c9e6fa9b927aa07a8e3747b84e

  • Size

    404KB

  • Sample

    250306-2lx92ayyh1

  • MD5

    a9eae03bbca4e9511ce0a13af29316d4

  • SHA1

    22019bc2b9772f21b32ae0fde40014ee10e6aadb

  • SHA256

    21ea662f99dccf2b29e11045602903c7aae060c9e6fa9b927aa07a8e3747b84e

  • SHA512

    55bb93f77dc266bcbc1974c041e49f24a1c13851396211aaf4fc6e874d036af15e0cb55ce179ae181b4cf54cbcc889152a55d64745c69513578954911cda90c6

  • SSDEEP

    6144:e5MWD+ZENm+3Mpui6yYPaIGckfru5xyDpui6yYPaIGckSU05836S5:erDxwcMpV6yYP4rbpV6yYPg058KS

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

      21ea662f99dccf2b29e11045602903c7aae060c9e6fa9b927aa07a8e3747b84e

    • Size

      404KB

    • MD5

      a9eae03bbca4e9511ce0a13af29316d4

    • SHA1

      22019bc2b9772f21b32ae0fde40014ee10e6aadb

    • SHA256

      21ea662f99dccf2b29e11045602903c7aae060c9e6fa9b927aa07a8e3747b84e

    • SHA512

      55bb93f77dc266bcbc1974c041e49f24a1c13851396211aaf4fc6e874d036af15e0cb55ce179ae181b4cf54cbcc889152a55d64745c69513578954911cda90c6

    • SSDEEP

      6144:e5MWD+ZENm+3Mpui6yYPaIGckfru5xyDpui6yYPaIGckSU05836S5:erDxwcMpV6yYP4rbpV6yYPg058KS

    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