Overview

overview

10

Static

static

10

2de47bfcbb...8N.exe

windows7-x64

10

2de47bfcbb...8N.exe

windows10-2004-x64

10

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General

  • Target

    2de47bfcbb42e45997aec3e3d0c8a8713119eff7a69c43a6bd90f1b84fec6ab8N.exe

  • Size

    296KB

  • Sample

    241207-1ykn2awmev

  • MD5

    926f308472d97f213059c7aafc243c40

  • SHA1

    96fe6a80ac6afc0d438037ed0dce642334215cbb

  • SHA256

    2de47bfcbb42e45997aec3e3d0c8a8713119eff7a69c43a6bd90f1b84fec6ab8

  • SHA512

    f8e05645b7b0c6554f779e50458d244872c570ef0606caec65c4b195f579913f4435d9aa536f1965950b80ce12f5d7c9d479a267d5eee8d96dc9eb874705c365

  • SSDEEP

    3072:f2Oa1DMNnaUU/ZARA1+6NhZ6P0c9fpxg6pg:wsnaTLNPKG6g

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

      2de47bfcbb42e45997aec3e3d0c8a8713119eff7a69c43a6bd90f1b84fec6ab8N.exe

    • Size

      296KB

    • MD5

      926f308472d97f213059c7aafc243c40

    • SHA1

      96fe6a80ac6afc0d438037ed0dce642334215cbb

    • SHA256

      2de47bfcbb42e45997aec3e3d0c8a8713119eff7a69c43a6bd90f1b84fec6ab8

    • SHA512

      f8e05645b7b0c6554f779e50458d244872c570ef0606caec65c4b195f579913f4435d9aa536f1965950b80ce12f5d7c9d479a267d5eee8d96dc9eb874705c365

    • SSDEEP

      3072:f2Oa1DMNnaUU/ZARA1+6NhZ6P0c9fpxg6pg:wsnaTLNPKG6g

    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