Overview

overview

10

Static

static

3

1f2d08b5f5...6N.exe

windows7-x64

10

1f2d08b5f5...6N.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    1f2d08b5f5e7109be8be41e50a96d4cd20929df1a0f7a9c1018926d223a114b6N.exe

  • Size

    93KB

  • Sample

    241120-dp26dszfrk

  • MD5

    a873256c688fdb8f641c4f79dfcad7c0

  • SHA1

    6f751d7b86b474409a9c59c7a66b601b7794e06e

  • SHA256

    1f2d08b5f5e7109be8be41e50a96d4cd20929df1a0f7a9c1018926d223a114b6

  • SHA512

    15f3e0a9910f36e3db9f24c9dc3f100962c9dec932f6544172c7405ee6d08de073837dd2ae7a418843bc0cf91adddf701b4553dcf06b8f8aa51f0a55b94bace9

  • SSDEEP

    1536:cRdR9n9ieRAfTI8E2BZml7ck8n3n7euB7lozbHfizDTyjiwg58:s9n9n+zfZW7ck837euxlQiHiY58

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

      1f2d08b5f5e7109be8be41e50a96d4cd20929df1a0f7a9c1018926d223a114b6N.exe

    • Size

      93KB

    • MD5

      a873256c688fdb8f641c4f79dfcad7c0

    • SHA1

      6f751d7b86b474409a9c59c7a66b601b7794e06e

    • SHA256

      1f2d08b5f5e7109be8be41e50a96d4cd20929df1a0f7a9c1018926d223a114b6

    • SHA512

      15f3e0a9910f36e3db9f24c9dc3f100962c9dec932f6544172c7405ee6d08de073837dd2ae7a418843bc0cf91adddf701b4553dcf06b8f8aa51f0a55b94bace9

    • SSDEEP

      1536:cRdR9n9ieRAfTI8E2BZml7ck8n3n7euB7lozbHfizDTyjiwg58:s9n9n+zfZW7ck837euxlQiHiY58

    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