Overview

overview

10

Static

static

3

751cbc26c4...dN.exe

windows7-x64

10

751cbc26c4...dN.exe

windows10-2004-x64

10

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General

  • Target

    751cbc26c44c37eae5a3116ace4f404dcad309aa8f3b9f0d64eb030781261d8dN

  • Size

    192KB

  • Sample

    241013-wcv6eszakf

  • MD5

    85ec5da3548b665ffe6438c4773496e0

  • SHA1

    e90c8dbfef4dd8785fabc6d0e027e40c8a82145b

  • SHA256

    751cbc26c44c37eae5a3116ace4f404dcad309aa8f3b9f0d64eb030781261d8d

  • SHA512

    a8d20e669d616102a479665733dcb9fa820543d635bcd5a75f1703193bd578cd8008b178a3b82ac7feb5eb4a9b050101db44c81b82b4ac13ec57c9a9d83cdc60

  • SSDEEP

    1536:B6sMcvNJ/ASOG7bGCeRZcNX2trw2iw27oqrQII1Vnouy8O6Nuf51TQmQM22OwJwF:B6sbvj937qxRi+thqrIXoutkTy27zU

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

      751cbc26c44c37eae5a3116ace4f404dcad309aa8f3b9f0d64eb030781261d8dN

    • Size

      192KB

    • MD5

      85ec5da3548b665ffe6438c4773496e0

    • SHA1

      e90c8dbfef4dd8785fabc6d0e027e40c8a82145b

    • SHA256

      751cbc26c44c37eae5a3116ace4f404dcad309aa8f3b9f0d64eb030781261d8d

    • SHA512

      a8d20e669d616102a479665733dcb9fa820543d635bcd5a75f1703193bd578cd8008b178a3b82ac7feb5eb4a9b050101db44c81b82b4ac13ec57c9a9d83cdc60

    • SSDEEP

      1536:B6sMcvNJ/ASOG7bGCeRZcNX2trw2iw27oqrQII1Vnouy8O6Nuf51TQmQM22OwJwF:B6sbvj937qxRi+thqrIXoutkTy27zU

    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