Overview

overview

10

Static

static

3

d5b65b83b5...65.exe

windows7-x64

10

d5b65b83b5...65.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    d5b65b83b5e644abb73984252033b5af5433e8ea21db80b7ed5b5d3cdbfb5065

  • Size

    89KB

  • Sample

    240925-cxngjazcjk

  • MD5

    4400e52561c9b0d4d577dc21fb321397

  • SHA1

    47a11647a965ad4b9fb17c833c6644ce7f0c097a

  • SHA256

    d5b65b83b5e644abb73984252033b5af5433e8ea21db80b7ed5b5d3cdbfb5065

  • SHA512

    7c47208369f3610e2941985622c12b20f1c501c5053676cf9eb26721b60581fe767352bda88296c18630606b4dd5c918def75bb50a274699afa880b2e45c245e

  • SSDEEP

    1536:k92bhemP4YoNaaN2Y2ilwlhjeJdy5S/2DHktb3RtpkgFSzd6RQXoD68a+VMKKTR0:k92lefNaaN2xilwlReJY5Tktb3RtpkgZ

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

      d5b65b83b5e644abb73984252033b5af5433e8ea21db80b7ed5b5d3cdbfb5065

    • Size

      89KB

    • MD5

      4400e52561c9b0d4d577dc21fb321397

    • SHA1

      47a11647a965ad4b9fb17c833c6644ce7f0c097a

    • SHA256

      d5b65b83b5e644abb73984252033b5af5433e8ea21db80b7ed5b5d3cdbfb5065

    • SHA512

      7c47208369f3610e2941985622c12b20f1c501c5053676cf9eb26721b60581fe767352bda88296c18630606b4dd5c918def75bb50a274699afa880b2e45c245e

    • SSDEEP

      1536:k92bhemP4YoNaaN2Y2ilwlhjeJdy5S/2DHktb3RtpkgFSzd6RQXoD68a+VMKKTR0:k92lefNaaN2xilwlReJY5Tktb3RtpkgZ

    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

    • Executes dropped EXE

    • Loads dropped DLL

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks