Overview

overview

10

Static

static

3

c356e9fcbd...44.exe

windows7-x64

10

c356e9fcbd...44.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    c356e9fcbdf8842d3f8ce6eba7959679f0ff3159c1e6809971a696e6b0ef7744.exe

  • Size

    71KB

  • Sample

    241222-kr22qs1qb1

  • MD5

    aeff3a2cd31a521062e1839a47d4c336

  • SHA1

    f402ea3dab80e8275dbec69a1b6b643511d98e13

  • SHA256

    c356e9fcbdf8842d3f8ce6eba7959679f0ff3159c1e6809971a696e6b0ef7744

  • SHA512

    0d900a456183ac010129a91ceb30ec57feb74d11d86f300119f6a7a0888404fe861c7a02529367eaa0568a9cfd7cc4b76226c6842f847901f5f10ab12fee4cda

  • SSDEEP

    1536:0fJZ779tft3iO2U+Us6iuRNwAz4CQVPhRQHDbEyRCRRRoR4RkW:gYdL56iuRTzVQnefEy032yaW

Score
10/10
berbewbackdoordiscoverypersistence

Malware Config

Extracted

Family

berbew

C2

http://viruslist.com/wcmd.txt

http://viruslist.com/ppslog.php

http://viruslist.com/piplog.php?%s:%i:%i:%s:%09u:%i:%02d:%02d:%02d

Targets

    • Target

      c356e9fcbdf8842d3f8ce6eba7959679f0ff3159c1e6809971a696e6b0ef7744.exe

    • Size

      71KB

    • MD5

      aeff3a2cd31a521062e1839a47d4c336

    • SHA1

      f402ea3dab80e8275dbec69a1b6b643511d98e13

    • SHA256

      c356e9fcbdf8842d3f8ce6eba7959679f0ff3159c1e6809971a696e6b0ef7744

    • SHA512

      0d900a456183ac010129a91ceb30ec57feb74d11d86f300119f6a7a0888404fe861c7a02529367eaa0568a9cfd7cc4b76226c6842f847901f5f10ab12fee4cda

    • SSDEEP

      1536:0fJZ779tft3iO2U+Us6iuRNwAz4CQVPhRQHDbEyRCRRRoR4RkW:gYdL56iuRTzVQnefEy032yaW

    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