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Overview

overview

10

Static

static

3

910594afd1...dN.exe

windows7-x64

10

910594afd1...dN.exe

windows10-2004-x64

10

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General

  • Target

    910594afd14d0f57ce3ab8ffbc4d923e623bb3b5732580a0d785059dc501671dN

  • Size

    96KB

  • Sample

    241006-nyfzmawhmd

  • MD5

    6fdf4bfca92da0c7a7c2e83d20af7c70

  • SHA1

    ae80c4572005a9d2ec9cef47837f42775d21fcde

  • SHA256

    910594afd14d0f57ce3ab8ffbc4d923e623bb3b5732580a0d785059dc501671d

  • SHA512

    6d0d82d284b79175e19e5dbed1cc64af5b60956d1e35bd904748a0dc60712a408ae3eddba3d58789bfbdbf8f15d56ad9ad100226c204ad510c5df66747b4b3c6

  • SSDEEP

    1536:hBu45u15HadkhNUPijKxF/vhir2ZRMllu02EVX6u5hrUQVoMdUT+irF:C45u/HadkPU0MFIr2ZRMlU0lVX64hr1k

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

      910594afd14d0f57ce3ab8ffbc4d923e623bb3b5732580a0d785059dc501671dN

    • Size

      96KB

    • MD5

      6fdf4bfca92da0c7a7c2e83d20af7c70

    • SHA1

      ae80c4572005a9d2ec9cef47837f42775d21fcde

    • SHA256

      910594afd14d0f57ce3ab8ffbc4d923e623bb3b5732580a0d785059dc501671d

    • SHA512

      6d0d82d284b79175e19e5dbed1cc64af5b60956d1e35bd904748a0dc60712a408ae3eddba3d58789bfbdbf8f15d56ad9ad100226c204ad510c5df66747b4b3c6

    • SSDEEP

      1536:hBu45u15HadkhNUPijKxF/vhir2ZRMllu02EVX6u5hrUQVoMdUT+irF:C45u/HadkPU0MFIr2ZRMlU0lVX64hr1k

    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