Overview

overview

10

Static

static

10

26e03adc3e...dN.exe

windows7-x64

10

26e03adc3e...dN.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    26e03adc3ea44398825a152d34583d71d2d36d0aada60db7125dd323bf1971fdN.exe

  • Size

    285KB

  • Sample

    241208-ctbcssxlcw

  • MD5

    5185160ac51c169a03a6df4263868960

  • SHA1

    9d274de88e76337ccf2e0611a5c53b4cb0844d58

  • SHA256

    26e03adc3ea44398825a152d34583d71d2d36d0aada60db7125dd323bf1971fd

  • SHA512

    02de55012e3eaf3976326005c36e0c2e2ea871c84da2588663305a713210f5c22a19a801c72fd7a81e034518d97e5d695f4a8b68848865d14160720035d004f3

  • SSDEEP

    3072:9wKXgt3oavOjJzaah+2z0elKVcbMloVRr3uMg0kAqSxYiJ2QM4GKch:+4GoavOZaavzPlKQIoi7tWa

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

      26e03adc3ea44398825a152d34583d71d2d36d0aada60db7125dd323bf1971fdN.exe

    • Size

      285KB

    • MD5

      5185160ac51c169a03a6df4263868960

    • SHA1

      9d274de88e76337ccf2e0611a5c53b4cb0844d58

    • SHA256

      26e03adc3ea44398825a152d34583d71d2d36d0aada60db7125dd323bf1971fd

    • SHA512

      02de55012e3eaf3976326005c36e0c2e2ea871c84da2588663305a713210f5c22a19a801c72fd7a81e034518d97e5d695f4a8b68848865d14160720035d004f3

    • SSDEEP

      3072:9wKXgt3oavOjJzaah+2z0elKVcbMloVRr3uMg0kAqSxYiJ2QM4GKch:+4GoavOZaavzPlKQIoi7tWa

    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