Overview

overview

10

Static

static

3

f3c90b9356...36.exe

windows7-x64

10

f3c90b9356...36.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    f3c90b935649cbd69b9530835aab9334349b2ea04d77901bf898cc7dbcc29c36.exe

  • Size

    96KB

  • Sample

    241120-dy1nxsvkbr

  • MD5

    7e6a1a2c494ed33819f823fd760ee058

  • SHA1

    fc86922a8edb9c7b7cbc024f1688371d23a95822

  • SHA256

    f3c90b935649cbd69b9530835aab9334349b2ea04d77901bf898cc7dbcc29c36

  • SHA512

    89a4e34e233c34667c39968f303bdf82855a4c588db16823af8d6afcf2436c84f78a1299a7e671f1a2d78a461a9df9a6628daaf42a54e9edf3ce6cc633907032

  • SSDEEP

    1536:VZo9UzmaYOla2ecT5yLyOHvbRW/m69xUPFox7te2tiV74S7V+5pUMv84WMRw8Dk5:OUz/l/1yLfHDYmmJsiG4Sp+7H7wWkq+

Score
10/10
berbewbackdoordiscoverypersistence

Malware Config

Extracted

Family

berbew

C2

http://f/wcmd.htm

http://f/ppslog.php

http://f/piplog.php?%s:%i:%i:%s:%09u:%i:%02d:%02d:%02d

Targets

    • Target

      f3c90b935649cbd69b9530835aab9334349b2ea04d77901bf898cc7dbcc29c36.exe

    • Size

      96KB

    • MD5

      7e6a1a2c494ed33819f823fd760ee058

    • SHA1

      fc86922a8edb9c7b7cbc024f1688371d23a95822

    • SHA256

      f3c90b935649cbd69b9530835aab9334349b2ea04d77901bf898cc7dbcc29c36

    • SHA512

      89a4e34e233c34667c39968f303bdf82855a4c588db16823af8d6afcf2436c84f78a1299a7e671f1a2d78a461a9df9a6628daaf42a54e9edf3ce6cc633907032

    • SSDEEP

      1536:VZo9UzmaYOla2ecT5yLyOHvbRW/m69xUPFox7te2tiV74S7V+5pUMv84WMRw8Dk5:OUz/l/1yLfHDYmmJsiG4Sp+7H7wWkq+

    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