Malicious PDF — malware analysis report

Static analysis result for SHA-256 825b8140ed3f898c…

MALICIOUS

PDF

242.1 KB Created: 2021-04-05 13:56:59 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-18
MD5: 9db1cd8b49e5ef83ac71f1e502210120 SHA-1: cd7c63d9b97117e8d9b987254ed294ed71616182 SHA-256: 825b8140ed3f898ccab58b7352be2800ec118a48ac28b821014e04157c75be26
72 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The file is a PDF document that contains multiple embedded URLs, many of which are related to Roblox cheats and hacks. The ClamAV heuristic specifically identifies it as Pdf.Phishing.Roblox, indicating a phishing attempt. The presence of a download button lure further supports the malicious intent of tricking users into downloading a malicious file.

Machine Learning

  • Nyx PDF Classifier clean score 0.2248

Heuristics 4

  • ClamAV: Pdf.Phishing.Roblox062100-9873116-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Phishing.Roblox062100-9873116-0
  • Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTON
    Document contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
  • External URI info PDF_URI
    PDF contains an external URL action
  • Embedded URL info EMBEDDED_URL
    One or more URLs were extracted from the document. The URL itself is not a detection — see the per-URL labels for which channel (macro, JS, link annotation, document body, ...) reached each URL.
    URL http://gaminggenerator.org/app/431946152/robux-gratis-hackear PDF link annotation
    • http://manfeld.dk/images/roblox-cheat-enginefor-rodebix.pdfIn PDF document text
    • http://bagna.pl/images/free-robux-android-hack.pdfIn PDF document text
    • http://asiasieja.pl/images/free-robux-rex.pdfIn PDF document text
    • http://linde-erbach.de/images/roblox-hack-2021-robux.pdfIn PDF document text
    • https://gomsa.nl/images/2021-btools-hack-for-roblox.pdfIn PDF document text
    • http://www.apocalissedigesucristo.com/images/how-to-get-free-stuff-from-roblox-catalog.pdfIn PDF document text
    • https://www.acoustiguard.com/images/course-obstacle-2021-roblox-cheat-code.pdfIn PDF document text
    • http://smart-pro.co.uk/images/how-to-get-free-robux-on-roblox-ipad.pdfIn PDF document text
    • http://www.pcclawyers.com.au/images/naruto-roblox-cheat.pdfIn PDF document text
    • https://pa-waingapu.go.id/images/how-to-hack-a-roblox-account-no-inspect-element.pdfIn PDF document text
    • http://indotec.fr/images/get-robux-free-no-disabling-adblocker.pdfIn PDF document text
    • http://www.beantownlimo.com/images/da-hood-update-drum-gun-cheats-in-roblox.pdfIn PDF document text
    • https://www.inova-cuisine.fr/images/free-robux-generator-2021-ad.pdfIn PDF document text
    • https://www.wijhalenhetop.nl/images/free-codes-for-free-robux.pdfIn PDF document text
    • https://www.najeebqasmi.com/images/tango-hack-roblox.pdfIn PDF document text
    • http://principessalialaofegypt.com/images/jailbreak-roblox-hack-2021.pdfIn PDF document text
    • https://www.wildpark-johannismuehle.de/images/how-to-hack-money-in-ultimate-driving-roblox.pdfIn PDF document text
    • http://global-tech-security.be/images/e400-free-roblox.pdfIn PDF document text
    • http://www.zdravazena.sk/images/descargar-roblox-hack.pdfIn PDF document text
    • http://laplazuelacafe.com/images/get-free-robux-no-scam-no-builders-club.pdfIn PDF document text
    • http://www.fvsspa.com/images/roblox-codes-to-get-free-stuff.pdfIn PDF document text
    • http://fmbompastor.com.br/images/free-roblox-exploits-no-key.pdfIn PDF document text
    • https://servotecnica.com/images/free-rank-roblox.pdfIn PDF document text
    • http://pisanie-nut.pl/images/how-to-get-skins-in-roblox-for-free.pdfIn PDF document text
    • http://ltdirect.co.uk/images/hack-roblox-fr-jailbreak-fr.pdfIn PDF document text
    • http://solidkom.ch/images/roblox-cheat-engine-game-shutdown.pdfIn PDF document text
    • http://bunadsmaria.com/images/csgo-roblox-hack-script-pastebin-2021.pdfIn PDF document text
    • http://wiesbadener-marktplatz.de/images/earn-free-robux-2021.pdfIn PDF document text
    • http://lcs-schlieben.de/images/roblox-hack-download-xbox-one.pdfIn PDF document text
    • https://www.lomrad.go.th/images/roblox-xbox-free-items.pdfIn PDF document text
    • http://en.wikipedia.org/wiki/MIT_LicenseIn PDF document text

Extracted artifacts 2

Files carved from inside the sample during analysis.

FilenameKindSourceSize
stream_002_off000372fc.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x372FC 21492 bytes
SHA-256: 0d8a125d27e23e6fdd2bfd6690567acdc22d6a90653135fb75c5d82e9a8c1686
font_01_sfnt_off0003a204.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x3A204 18036 bytes
SHA-256: 2e574af07645ea75bc554c299f3a3787417de3a46b64c5a2116c363029d773e1