Overview

overview

10

Static

static

3

458ab555dd...0b.exe

windows7-x64

10

458ab555dd...0b.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    458ab555ddf6feb6fdc67d82c514bf33a67b7908f361284c2d1d8c8d65e84f0b

  • Size

    73KB

  • Sample

    250306-asjlnstpy4

  • MD5

    a081ddc0cb6a54a2fdda7c2c817557a1

  • SHA1

    0defe030291fd720462f2a446c8eb67e61ed53eb

  • SHA256

    458ab555ddf6feb6fdc67d82c514bf33a67b7908f361284c2d1d8c8d65e84f0b

  • SHA512

    24cb4df39dfb3a135526ff9c63070b1353fcec5f82d1cc741bb55923dfa04b2af5ed22e95bb8c7710261cad4386b5ca1de8fed7420460f323a39398087d0932d

  • SSDEEP

    1536:jY9gy4gQWo0pUz7Y6kNyA0Bm5eZLHbViMNi:cx4gQMbNyzBm5eZzhJ

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

      458ab555ddf6feb6fdc67d82c514bf33a67b7908f361284c2d1d8c8d65e84f0b

    • Size

      73KB

    • MD5

      a081ddc0cb6a54a2fdda7c2c817557a1

    • SHA1

      0defe030291fd720462f2a446c8eb67e61ed53eb

    • SHA256

      458ab555ddf6feb6fdc67d82c514bf33a67b7908f361284c2d1d8c8d65e84f0b

    • SHA512

      24cb4df39dfb3a135526ff9c63070b1353fcec5f82d1cc741bb55923dfa04b2af5ed22e95bb8c7710261cad4386b5ca1de8fed7420460f323a39398087d0932d

    • SSDEEP

      1536:jY9gy4gQWo0pUz7Y6kNyA0Bm5eZLHbViMNi:cx4gQMbNyzBm5eZzhJ

    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