Malicious PDF — malware analysis report

Static analysis result for SHA-256 300bd26a81b210db…

MALICIOUS

PDF

245.2 KB Created: 2021-04-04 10:25:59 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-07-13
MD5: 015fdc7c3f8207ff4dc3530f48870b33 SHA-1: 64c04b2feb979256c38e09294d9bc755bf18f332 SHA-256: 300bd26a81b210db919dbc42948cc43ce8a6b1eef1d090c645ede6e63de0effd
72 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The ClamAV heuristic identified this PDF as 'Pdf.Phishing.Roblox062100-9873116-0', strongly indicating a phishing campaign related to Roblox. The document body and embedded URLs promote a 'free Robux' generator, a common lure for credential harvesting or scamming. Although no scripts were extracted, the presence of external URIs and the phishing heuristic suggest the document is designed to redirect users to malicious websites.

Machine Learning

  • Nyx PDF Classifier clean score 0.1227

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/how-to-get-free-robux-on-roblox-with-builders-club PDF link annotation
    • https://wandersuechtig.de/images/one-piece-roblox-hack.pdfIn PDF document text
    • https://www.gvandenakker.nl/images/roblox-hack-no-human-verification-no-survey-no-download-2021.pdfIn PDF document text
    • http://pasqualeferorelli.it/images/cool-face-roblox-free.pdfIn PDF document text
    • http://cdescolapios.org/images/lazyblocks-com-free-robux-generator.pdfIn PDF document text
    • http://a1scan3d.com/images/roblox-gear-cheat.pdfIn PDF document text
    • http://www.art-concept.gr/images/giveaway-free-robux.pdfIn PDF document text
    • https://www.hotschool.com.au/images/how-to-get-free-robux-nicsterv.pdfIn PDF document text
    • http://museumkk.ru/images/how-to-sell-roblox-items-for-free.pdfIn PDF document text
    • https://inscastellar.cat/images/can-u-get-free-robux.pdfIn PDF document text
    • http://joshherman.com/images/robux-hack-no-download-or-survey-2021.pdfIn PDF document text
    • https://koeltotaal.com/images/all-free-to-wear-clothes-in-roblox.pdfIn PDF document text
    • https://www.lomrad.go.th/images/check-cashed-roblox-speed-hack.pdfIn PDF document text
    • http://www.fanciullovito.it/images/roblox-mad-city-free-car-glitch.pdfIn PDF document text
    • http://uctovnictvosnv.sk/images/free-100-robux-card-codes-2021.pdfIn PDF document text
    • http://wireprod.net/images/free-items-roblox-hack.pdfIn PDF document text
    • https://gzog.pl/images/is-roblox-cheat-engine-safe.pdfIn PDF document text
    • http://www.thecoffeebaron.co.za/images/free-roblox-jailbreak-codes.pdfIn PDF document text
    • https://cdu-lengerich.de/images/roblox-shinobi-life-cheat-engine-spins.pdfIn PDF document text
    • http://citycare.pt/images/old-roblox-account-free.pdfIn PDF document text
    • https://www.bmta.co.uk/images/thomas-and-friends-roblox-free-games.pdfIn PDF document text
    • http://nalmpantistractors.gr/images/roblox-car-dealership-tycoon-hack.pdfIn PDF document text
    • https://www.ukrtrans.biz/images/apps-for-free-robux.pdfIn PDF document text
    • http://www.awakeningtruth.org/images/roblox-jailbreak-god-mode-hack.pdfIn PDF document text
    • https://gigbagwinkel.nl/images/can-you-get-free-robux-without-getting-banned.pdfIn PDF document text
    • http://giolantapepe.gr/images/free-robux-on-phone.pdfIn PDF document text
    • http://internetdeputy.com/images/roblox-how-to-change-your-name-for-free-2021.pdfIn PDF document text
    • http://sealysports.com/images/image-free-t-shirt-roblox.pdfIn PDF document text
    • http://daksz.hu/images/free-gui-for-roblox.pdfIn PDF document text
    • http://finalstand.org/images/roblox-free-robux-add-to-chrome.pdfIn PDF document text
    • http://stitchingart.com/images/free-roblox-sigh-in.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
font_00_sfnt_off00037fb0.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x37FB0 20160 bytes
SHA-256: 8c075633871a2e374e054ab70a0ab64b1fe1b30deb543a341db391846bb7cad1
font_01_sfnt_off0003aac9.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x3AAC9 18600 bytes
SHA-256: 0988ac1879873a2655c4f1b63bca0952225c430f0ffd107a80ad6cf62a8ff2f3

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