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Overview

overview

10

Static

static

10

a17e026ff4...6e.exe

windows7-x64

10

a17e026ff4...6e.exe

windows10-2004-x64

10

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General

  • Target

    a17e026ff4bcc3b5043b8f0e3392f0e1506214924d3796e6a145131cb79aec6e

  • Size

    128KB

  • Sample

    240929-bnsjfstgqr

  • MD5

    9c52d4bb09295654be61f9ab1e44e275

  • SHA1

    8c9226dde992b6c705388e7e657440cfe9424b3f

  • SHA256

    a17e026ff4bcc3b5043b8f0e3392f0e1506214924d3796e6a145131cb79aec6e

  • SHA512

    a07aa642fb2c77bface16c066f20669c1900f2023dad910978e09a8d3f3c5a2bdbd5428ec04fca215a23d896a9c89358f572b877707d1417ae7f3a71c6137a00

  • SSDEEP

    1536:4I3awi2FFU2qW8rFbroe8U6oAEg/mhlIRQUUEh44mjD9r823FmUI3kV3oBKi:4I3VULb9lqmIeUUEdmjRrz3TIUV4BKi

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

      a17e026ff4bcc3b5043b8f0e3392f0e1506214924d3796e6a145131cb79aec6e

    • Size

      128KB

    • MD5

      9c52d4bb09295654be61f9ab1e44e275

    • SHA1

      8c9226dde992b6c705388e7e657440cfe9424b3f

    • SHA256

      a17e026ff4bcc3b5043b8f0e3392f0e1506214924d3796e6a145131cb79aec6e

    • SHA512

      a07aa642fb2c77bface16c066f20669c1900f2023dad910978e09a8d3f3c5a2bdbd5428ec04fca215a23d896a9c89358f572b877707d1417ae7f3a71c6137a00

    • SSDEEP

      1536:4I3awi2FFU2qW8rFbroe8U6oAEg/mhlIRQUUEh44mjD9r823FmUI3kV3oBKi:4I3VULb9lqmIeUUEdmjRrz3TIUV4BKi

    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