Overview

overview

10

Static

static

3

2cf043cd8e...de.exe

windows7-x64

10

2cf043cd8e...de.exe

windows10-2004-x64

10

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General

  • Target

    2cf043cd8e30cb0100bd48f7cb5971d16f5840fc5172a9b248b898c925a219de

  • Size

    96KB

  • Sample

    241123-zlqtvaskap

  • MD5

    a8b8c441ae95818d70b5b10757c5ae4d

  • SHA1

    3cdd1cc5f572244f3eea812f8e58695de1de6315

  • SHA256

    2cf043cd8e30cb0100bd48f7cb5971d16f5840fc5172a9b248b898c925a219de

  • SHA512

    6f0573d7fae5d32e53d8a571b3bcab7ee6521682d00410acaf746d893d3ff6acbdf968203f8e8f8f98917fccfd84f8b950d0bc9dbfe70380adda25c7ee75a159

  • SSDEEP

    1536:JFPnhcg61TamfPPWJrv+VCRw+ruEYSF2yxCssJmFWnsAUn2kTBs94oO2tT74S7Vv:JFPh1ouwWFvaCRx9LFoLhDEif4Sp+7Ho

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

      2cf043cd8e30cb0100bd48f7cb5971d16f5840fc5172a9b248b898c925a219de

    • Size

      96KB

    • MD5

      a8b8c441ae95818d70b5b10757c5ae4d

    • SHA1

      3cdd1cc5f572244f3eea812f8e58695de1de6315

    • SHA256

      2cf043cd8e30cb0100bd48f7cb5971d16f5840fc5172a9b248b898c925a219de

    • SHA512

      6f0573d7fae5d32e53d8a571b3bcab7ee6521682d00410acaf746d893d3ff6acbdf968203f8e8f8f98917fccfd84f8b950d0bc9dbfe70380adda25c7ee75a159

    • SSDEEP

      1536:JFPnhcg61TamfPPWJrv+VCRw+ruEYSF2yxCssJmFWnsAUn2kTBs94oO2tT74S7Vv:JFPh1ouwWFvaCRx9LFoLhDEif4Sp+7Ho

    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