Overview

overview

10

Static

static

3

5e0ba0aac5...61.exe

windows7-x64

10

5e0ba0aac5...61.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    5e0ba0aac55b6b141a377b99a2741469388dcf1bd1d58845f1b8578e1cd99c61

  • Size

    90KB

  • Sample

    241123-2xmbxaxlhn

  • MD5

    30cd099537e0e0380936193663712ba6

  • SHA1

    d44d4e4caf1a86b25eeded23fa7c39cbf455217b

  • SHA256

    5e0ba0aac55b6b141a377b99a2741469388dcf1bd1d58845f1b8578e1cd99c61

  • SHA512

    e593765e9353903da46ba560151c3f76a0c883106f7de8cb93acf37af45a9acdd50cecd03baa7c2d45df491e6b50bb5441dab18d188790a10f990c14ee7b6a96

  • SSDEEP

    1536:UOBvCiZZqZ7K2I5Sl5XE7gYDNib0F9blROzKBP1opBFGGyu/Ub0VkVN+:5BvCkqZ7M5SllYrBfZ3BtWGGyu/Ub0+s

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

      5e0ba0aac55b6b141a377b99a2741469388dcf1bd1d58845f1b8578e1cd99c61

    • Size

      90KB

    • MD5

      30cd099537e0e0380936193663712ba6

    • SHA1

      d44d4e4caf1a86b25eeded23fa7c39cbf455217b

    • SHA256

      5e0ba0aac55b6b141a377b99a2741469388dcf1bd1d58845f1b8578e1cd99c61

    • SHA512

      e593765e9353903da46ba560151c3f76a0c883106f7de8cb93acf37af45a9acdd50cecd03baa7c2d45df491e6b50bb5441dab18d188790a10f990c14ee7b6a96

    • SSDEEP

      1536:UOBvCiZZqZ7K2I5Sl5XE7gYDNib0F9blROzKBP1opBFGGyu/Ub0VkVN+:5BvCkqZ7M5SllYrBfZ3BtWGGyu/Ub0+s

    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