Overview

overview

10

Static

static

3

f8c6a3dbf1...eN.exe

windows7-x64

10

f8c6a3dbf1...eN.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    f8c6a3dbf13d413825cb23cedef43b234c8543cecc1d82a6da4c17ada368deceN.exe

  • Size

    512KB

  • Sample

    241123-v9qrjavpfp

  • MD5

    114eb71681031b6de5781d627bd4ea20

  • SHA1

    3966a9a6f4783309cd37ff8bf8e668c43983d758

  • SHA256

    f8c6a3dbf13d413825cb23cedef43b234c8543cecc1d82a6da4c17ada368dece

  • SHA512

    a4ff9186f8b3912b8b5d5783cf6c8274311d96d9408963b1191b47dae9dcaca6b18cacb67303b28c4872065403d1c5004bf373e38d10c47d50c92f556f4d451b

  • SSDEEP

    12288:+07nROjGyXu1jGG1ws5iETdqvZNemWrsiLk6mqgSg9:+2nROGyXsGG1ws5ipr

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

      f8c6a3dbf13d413825cb23cedef43b234c8543cecc1d82a6da4c17ada368deceN.exe

    • Size

      512KB

    • MD5

      114eb71681031b6de5781d627bd4ea20

    • SHA1

      3966a9a6f4783309cd37ff8bf8e668c43983d758

    • SHA256

      f8c6a3dbf13d413825cb23cedef43b234c8543cecc1d82a6da4c17ada368dece

    • SHA512

      a4ff9186f8b3912b8b5d5783cf6c8274311d96d9408963b1191b47dae9dcaca6b18cacb67303b28c4872065403d1c5004bf373e38d10c47d50c92f556f4d451b

    • SSDEEP

      12288:+07nROjGyXu1jGG1ws5iETdqvZNemWrsiLk6mqgSg9:+2nROGyXsGG1ws5ipr

    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