General

  • Target

    doc.rar

  • Size

    36KB

  • Sample

    240909-r5lp8stdmj

  • MD5

    c7c365fcec491a75854608edb692bb9e

  • SHA1

    44e7d2400584f163a934183702bcc50c632d87fa

  • SHA256

    49c4fb1f92aa13d8791f43cfc039c549ad3fad7ebf115373593557dce07624c3

  • SHA512

    a33828b574e21491ff2e8a2b51aa536108fcb713922033aec75250a993cd160d0369da2978021441651926d120a52d4c05aa0ae4a5f90e67afb55f0fd3fe9733

  • SSDEEP

    768:iwopqcEvXZynUwuqegpQsGCALm9FWkAhHj2UKAUvWQBbJbicuv5ulv6zFS:iGxXZjwNGCALGokg6OLcQulyz4

Malware Config

Extracted

Family

remcos

Botnet

one

C2

101.99.93.144:4899

101.99.93.144:8080

101.99.93.144:2404

101.99.93.144:80

101.99.93.144:465

101.99.93.144:50255

Attributes
  • audio_folder

    MicRecords

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    1

  • copy_file

    remcos.exe

  • copy_folder

    Remcos

  • delete_file

    false

  • hide_file

    false

  • hide_keylog_file

    false

  • install_flag

    false

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    rmc

  • mouse_option

    false

  • mutex

    goosddfvv-L97IFZ

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Targets

    • Target

      scan_privatbank_94638939.pdf

    • Size

      25KB

    • MD5

      8ea62c288f233a6009f2f8b3820455a1

    • SHA1

      72c019ca26cfad9bb7fe46f370e8d8d1aa8e795d

    • SHA256

      4ea5b6a86864c79e0460e57509c8174b061b2a8a715377028384acbd31196dbc

    • SHA512

      767d03e7c02a435bb6e4ae6c3d361ff1c1a6602fb8c14ef1b3bfc8f8c3b51b56efee45ed927bd449d712ef00121c5881f36a8266377dfad56e5413a46f5354f8

    • SSDEEP

      768:yWIl/JQ6z04wx0CIyDTyXAB9n6g/qLl1uYnAr:85cx06DTyQHFfZ

    Score
    3/10
    • Target

      Копія з позначкою банку.vbs

    • Size

      15KB

    • MD5

      ab1766e20f7dcd989dbe5178f79f1021

    • SHA1

      13c6d022745280d08981a625ab810b0f0400a10c

    • SHA256

      f3d1ba12a5642f65761296e6b5c32c5293864c8413c5fb31d2879b82ac11d298

    • SHA512

      c2f4e3447566451551afcf87ccdf5fc2b6ac7af3d9f31b244c103efa40171d6f3c689ebdda7fdd3bb8a744c0d9a4979e86e1cd0a432a5867667f87a108a9963c

    • SSDEEP

      192:X9Wmqq87qxnoIqCglHyGpItEBgGAoBgD4aM8PjQ97rMM0t/lTd7Ee82FPJQR0cG6:XEmqttNSuBQ2MLPj87OPJmxNSiMFpWB

    • Meduza

      Meduza is a crypto wallet and info stealer written in C++.

    • Meduza Stealer payload

    • Credentials from Password Stores: Credentials from Web Browsers

      Malicious Access or copy of Web Browser Credential store.

    • Blocklisted process makes network request

    • Command and Scripting Interpreter: PowerShell

      Run Powershell and hide display window.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Accesses Microsoft Outlook profiles

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Legitimate hosting services abused for malware hosting/C2

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Suspicious use of SetThreadContext

    • Target

      Платіжне доручення.vbs

    • Size

      15KB

    • MD5

      2e401b1d91dfbbb5d3cba4355ed4063c

    • SHA1

      f19912aca503f7ff3519b29e375d4bdc1debfb5b

    • SHA256

      ff1cfb2ff5cec597bd7163ab40e8e33b4729eddd1a76e13b8f759a9b0ff35afc

    • SHA512

      372b48bdd2604c21a0f6c04b2c43e4ca38a8683c64a4ca86ba2a9c53eb8faf1228cce369f7ca8a86228c8d0a35bcc47d8c5d720f20e150cd66ce26788496d22a

    • SSDEEP

      192:hkcxFVie0Z1xncP4GEs/rxNq6yyMcIEGd0B/7919GQO7uck+ZcGPJZMxu2hlYF9J:hkcR/Cs+0cVej919GrWgPJmxNSiMFpWc

    • Remcos

      Remcos is a closed-source remote control and surveillance software.

    • Blocklisted process makes network request

    • Command and Scripting Interpreter: PowerShell

      Run Powershell and hide display window.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Adds Run key to start application

    • Legitimate hosting services abused for malware hosting/C2

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks