Overview

overview

10

Static

static

10

0c20154247...ab.exe

windows7-x64

10

0c20154247...ab.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    0c20154247b7d68f6cdb4dee1a9cfe175963eb7efbeb72d9996767d2e16ac2ab

  • Size

    448KB

  • Sample

    250306-yzehasxkt2

  • MD5

    bf4d5570275ed05def52139f4fde8de2

  • SHA1

    5e8eb362ae2bb369dbc5e62166a13b5853a59d63

  • SHA256

    0c20154247b7d68f6cdb4dee1a9cfe175963eb7efbeb72d9996767d2e16ac2ab

  • SHA512

    3b8ed04ebf2dab9d31b5d88ee58c0e962a90ef4e52222747fbeaf5bd542f2299b1ae7aaf656bc1963f792f5b0b935b2ddcc777f027474383715bff7acb6d8cac

  • SSDEEP

    12288:2FrGyXu1jGG1ws5iETdqvZNemWrsiLk6mqgd:YrGyXsGG1ws5ipd

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

      0c20154247b7d68f6cdb4dee1a9cfe175963eb7efbeb72d9996767d2e16ac2ab

    • Size

      448KB

    • MD5

      bf4d5570275ed05def52139f4fde8de2

    • SHA1

      5e8eb362ae2bb369dbc5e62166a13b5853a59d63

    • SHA256

      0c20154247b7d68f6cdb4dee1a9cfe175963eb7efbeb72d9996767d2e16ac2ab

    • SHA512

      3b8ed04ebf2dab9d31b5d88ee58c0e962a90ef4e52222747fbeaf5bd542f2299b1ae7aaf656bc1963f792f5b0b935b2ddcc777f027474383715bff7acb6d8cac

    • SSDEEP

      12288:2FrGyXu1jGG1ws5iETdqvZNemWrsiLk6mqgd:YrGyXsGG1ws5ipd

    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