Overview

overview

10

Static

static

10

7f6e89f709...a1.exe

windows7-x64

10

7f6e89f709...a1.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    7f6e89f709f5523be738e07a130777d64c054e473f1c5ecd0aaf16f4492c05a1.exe

  • Size

    120KB

  • Sample

    241222-qp8z6azlf1

  • MD5

    7476b7d1f15a72e35d1473dbcbb93c6c

  • SHA1

    778661fd70d104209b77d06d4a3fa05681a62884

  • SHA256

    7f6e89f709f5523be738e07a130777d64c054e473f1c5ecd0aaf16f4492c05a1

  • SHA512

    4e852fe472774b8613694cc58cc1f015e35f0d145137a23d45c4fe427dcb643fb1e765870330b014b4350c1ad2c545870d31f50ca68415083f3641dda52273ff

  • SSDEEP

    1536:HblPWHEWxe2iKOsVab5DusyN5P12B6V8UcXbjz0cZ44mjD9r823F4:5rce2ih5C7/2B2kIi/mjRrz32

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

      7f6e89f709f5523be738e07a130777d64c054e473f1c5ecd0aaf16f4492c05a1.exe

    • Size

      120KB

    • MD5

      7476b7d1f15a72e35d1473dbcbb93c6c

    • SHA1

      778661fd70d104209b77d06d4a3fa05681a62884

    • SHA256

      7f6e89f709f5523be738e07a130777d64c054e473f1c5ecd0aaf16f4492c05a1

    • SHA512

      4e852fe472774b8613694cc58cc1f015e35f0d145137a23d45c4fe427dcb643fb1e765870330b014b4350c1ad2c545870d31f50ca68415083f3641dda52273ff

    • SSDEEP

      1536:HblPWHEWxe2iKOsVab5DusyN5P12B6V8UcXbjz0cZ44mjD9r823F4:5rce2ih5C7/2B2kIi/mjRrz32

    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