Overview

overview

10

Static

static

3

55171e3647...a6.exe

windows7-x64

10

55171e3647...a6.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    55171e3647ec0106a1023e225789b33b79f25e59ca5c984006f82a5b3cda3ba6

  • Size

    327KB

  • Sample

    241208-2skyaavrbs

  • MD5

    b13aa90277855dc0f1e1fbf59703a9e2

  • SHA1

    d27fbea42b4ce9efe0c4f1b8ca646f1c0b7877a3

  • SHA256

    55171e3647ec0106a1023e225789b33b79f25e59ca5c984006f82a5b3cda3ba6

  • SHA512

    c9d7f07eb23d3f125e29fbe6c04985b110791f3cf7438fb2499d3e0e9725aa6728ed1ef405c29425648a551a5e54fd9b5002369de2926f726b9079d3f586ea1a

  • SSDEEP

    3072:WzDZ2+JYnFWjxO0QnkbkIz6CEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEESLjb5m0z:WzDlmnFx0QngkoCj0+r+Mds9BY

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

      55171e3647ec0106a1023e225789b33b79f25e59ca5c984006f82a5b3cda3ba6

    • Size

      327KB

    • MD5

      b13aa90277855dc0f1e1fbf59703a9e2

    • SHA1

      d27fbea42b4ce9efe0c4f1b8ca646f1c0b7877a3

    • SHA256

      55171e3647ec0106a1023e225789b33b79f25e59ca5c984006f82a5b3cda3ba6

    • SHA512

      c9d7f07eb23d3f125e29fbe6c04985b110791f3cf7438fb2499d3e0e9725aa6728ed1ef405c29425648a551a5e54fd9b5002369de2926f726b9079d3f586ea1a

    • SSDEEP

      3072:WzDZ2+JYnFWjxO0QnkbkIz6CEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEESLjb5m0z:WzDlmnFx0QngkoCj0+r+Mds9BY

    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