Overview

overview

10

Static

static

10

483aa5bb02...4d.exe

windows7-x64

10

483aa5bb02...4d.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    483aa5bb02cb01a114dc4e63473d9592d0f16f25778f52cb25687cb23d78d24d

  • Size

    136KB

  • Sample

    241222-1xyjhazqhx

  • MD5

    f5826088e4ee2c48676d80f9643ce576

  • SHA1

    33f3630869a9666af1e7a62ca082ff22d0d46fac

  • SHA256

    483aa5bb02cb01a114dc4e63473d9592d0f16f25778f52cb25687cb23d78d24d

  • SHA512

    99e05c0a603438435e2ad7b4e1f23104ae8eb19686230a67d4e38b75c9881476d3ded9aa6fc0fff253e4658ee34b8450ed3db459431fb28754d4a155e46db5cf

  • SSDEEP

    3072:VF2Vm1RrYXwRUcHHl13HslJsV10Jwi/mjRrz3OT:VFgm1RMA1HHlRHslWV10Jwi/GOT

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

      483aa5bb02cb01a114dc4e63473d9592d0f16f25778f52cb25687cb23d78d24d

    • Size

      136KB

    • MD5

      f5826088e4ee2c48676d80f9643ce576

    • SHA1

      33f3630869a9666af1e7a62ca082ff22d0d46fac

    • SHA256

      483aa5bb02cb01a114dc4e63473d9592d0f16f25778f52cb25687cb23d78d24d

    • SHA512

      99e05c0a603438435e2ad7b4e1f23104ae8eb19686230a67d4e38b75c9881476d3ded9aa6fc0fff253e4658ee34b8450ed3db459431fb28754d4a155e46db5cf

    • SSDEEP

      3072:VF2Vm1RrYXwRUcHHl13HslJsV10Jwi/mjRrz3OT:VFgm1RMA1HHlRHslWV10Jwi/GOT

    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