Overview

overview

10

Static

static

3

233c752525...6d.exe

windows7-x64

10

233c752525...6d.exe

windows10-2004-x64

10

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General

  • Target

    233c7525257662b498efa73ac336ba4f2eeeaaf999b0e1ac728b39eab316ca6d

  • Size

    87KB

  • Sample

    241223-yvcg5szlbw

  • MD5

    55b357cfc298cba8306cce9925d003b9

  • SHA1

    97ff3c31f09f62f98da5bbb8e961aebd05d372d8

  • SHA256

    233c7525257662b498efa73ac336ba4f2eeeaaf999b0e1ac728b39eab316ca6d

  • SHA512

    99ff58626cb5e84d87f220abcaff4cef21efe6d1cf21dc5534a9c657cb2fe02cb715df94b8fcfac4cd7b1e7eebe3cff1c6c38fc86666be9e9cc43731bccec424

  • SSDEEP

    1536:8bM3vqMtQ4gE9caUyzD9/2YtHa9kbZDTfGGGGGGGGf0dRQ42RSRBDNrR0RVe7R6D:8bMhS4lSs9/2YA9KJGGGGGGGGcdezAn+

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

      233c7525257662b498efa73ac336ba4f2eeeaaf999b0e1ac728b39eab316ca6d

    • Size

      87KB

    • MD5

      55b357cfc298cba8306cce9925d003b9

    • SHA1

      97ff3c31f09f62f98da5bbb8e961aebd05d372d8

    • SHA256

      233c7525257662b498efa73ac336ba4f2eeeaaf999b0e1ac728b39eab316ca6d

    • SHA512

      99ff58626cb5e84d87f220abcaff4cef21efe6d1cf21dc5534a9c657cb2fe02cb715df94b8fcfac4cd7b1e7eebe3cff1c6c38fc86666be9e9cc43731bccec424

    • SSDEEP

      1536:8bM3vqMtQ4gE9caUyzD9/2YtHa9kbZDTfGGGGGGGGf0dRQ42RSRBDNrR0RVe7R6D:8bMhS4lSs9/2YA9KJGGGGGGGGcdezAn+

    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