Overview

overview

10

Static

static

10

97ef0e3ef4...cN.exe

windows7-x64

10

97ef0e3ef4...cN.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    97ef0e3ef43719a623d2c7294398405e99379b36d7ffecc238914230248d88ecN.exe

  • Size

    224KB

  • Sample

    241225-sxc9kaxjfq

  • MD5

    a83a15f069483b02970bc2605d573220

  • SHA1

    1e9dc4e8a35550ca26a30d236759c5ab0dd77b87

  • SHA256

    97ef0e3ef43719a623d2c7294398405e99379b36d7ffecc238914230248d88ec

  • SHA512

    f748af3a363f04893a367b2929add071134ce2197ea36053a9ab3755930b470e2dc02c0ff282c930816e1c8cb212ad0c546bc56a7d2754afdab122abb7641077

  • SSDEEP

    6144:MLwaz2yIW9BbJeUTsFME4f9FIUpOVw86CmOJfTo9FIUIhrcflDML:MLwY2rW9ZJBs5aAD6RrI1+lDML

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

      97ef0e3ef43719a623d2c7294398405e99379b36d7ffecc238914230248d88ecN.exe

    • Size

      224KB

    • MD5

      a83a15f069483b02970bc2605d573220

    • SHA1

      1e9dc4e8a35550ca26a30d236759c5ab0dd77b87

    • SHA256

      97ef0e3ef43719a623d2c7294398405e99379b36d7ffecc238914230248d88ec

    • SHA512

      f748af3a363f04893a367b2929add071134ce2197ea36053a9ab3755930b470e2dc02c0ff282c930816e1c8cb212ad0c546bc56a7d2754afdab122abb7641077

    • SSDEEP

      6144:MLwaz2yIW9BbJeUTsFME4f9FIUpOVw86CmOJfTo9FIUIhrcflDML:MLwY2rW9ZJBs5aAD6RrI1+lDML

    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