Overview

overview

10

Static

static

3

df431c78a6...6N.exe

windows7-x64

10

df431c78a6...6N.exe

windows10-2004-x64

10

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General

  • Target

    df431c78a69a9acd3da9a0d1507028cca1f4abc3f798f51fec993b3b81dcbed6N.exe

  • Size

    520KB

  • Sample

    241225-sav6vswlcj

  • MD5

    cc840959f015ddc737cc1e34a51ffaf0

  • SHA1

    05835886003bc30eff88f94760d074e12aeb21bb

  • SHA256

    df431c78a69a9acd3da9a0d1507028cca1f4abc3f798f51fec993b3b81dcbed6

  • SHA512

    981b70f65396b7e5aa3f81dc16030002b702957bccd32f530216bd5c29358d83da3436b50f5fdf4ea7a1c4def2dd5d191e9585bf5c9b92a281dd56e5091952de

  • SSDEEP

    6144:BDkKm/5DUgFM6234lKm3mo8Yvi4KsLTFM6234lKm3r8SeNpgdyuH1lZfRo0V8Jc/:BDkKq3FB24lwR45FB24lJ87g7/VycgEH

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

      df431c78a69a9acd3da9a0d1507028cca1f4abc3f798f51fec993b3b81dcbed6N.exe

    • Size

      520KB

    • MD5

      cc840959f015ddc737cc1e34a51ffaf0

    • SHA1

      05835886003bc30eff88f94760d074e12aeb21bb

    • SHA256

      df431c78a69a9acd3da9a0d1507028cca1f4abc3f798f51fec993b3b81dcbed6

    • SHA512

      981b70f65396b7e5aa3f81dc16030002b702957bccd32f530216bd5c29358d83da3436b50f5fdf4ea7a1c4def2dd5d191e9585bf5c9b92a281dd56e5091952de

    • SSDEEP

      6144:BDkKm/5DUgFM6234lKm3mo8Yvi4KsLTFM6234lKm3r8SeNpgdyuH1lZfRo0V8Jc/:BDkKq3FB24lwR45FB24lJ87g7/VycgEH

    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