Malicious PDF — malware analysis report

Static analysis result for SHA-256 e2b3c2094d441fc4…

MALICIOUS

PDF

240.4 KB Created: 2021-04-04 22:17:58 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-16
MD5: c5b4ee65563dd037d7b230f33ac144d2 SHA-1: 824155bf3bb25d89aaec88a2de8f4ddc0d2217af SHA-256: e2b3c2094d441fc419da1e853a51fa1121591cb8d26782198ce80be1490c93aa
102 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains embedded URLs and heuristic firings indicating it is a phishing lure related to the game Roblox. The document body, though partially obfuscated, suggests a theme of obtaining free virtual items. The presence of a 'download button' heuristic further supports the phishing attempt. While no scripts were explicitly extracted, the PDF structure and embedded URLs point towards a malicious intent to redirect users to potentially harmful sites.

Machine Learning

  • Nyx PDF Classifier malicious score 0.5773

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/get-roblox-items-free-working-2021 PDF link annotation
    • https://www.elevage-chiot.fr/images/cheat-roblox-2021.pdfIn PDF document text
    • http://shahriyarclimb.com/images/free-2021-robux-kazokyt-game.pdfIn PDF document text
    • https://www.foodsafety.cz/images/city-17-roblox-token-hack.pdfIn PDF document text
    • http://www.apocalissedigesucristo.com/images/roblox-mineverse-hack.pdfIn PDF document text
    • https://arcasict.nl/images/roblox-freenet.pdfIn PDF document text
    • http://www.isril.it/images/how-do-i-hack-roblox-on-android.pdfIn PDF document text
    • http://www.oberberger.it/images/roblox-online-free-gameplay.pdfIn PDF document text
    • http://abst-brandschutztechnik.com/images/roblox-health-cheat.pdfIn PDF document text
    • https://studentcareerinfo.com/images/cheat-blok-piece-roblox.pdfIn PDF document text
    • http://www.eurosan1.ba/images/how-to-be-hacker-on-roblox.pdfIn PDF document text
    • https://jdlgroup.ca/images/cheats-for-mega-gun-obby-roblox.pdfIn PDF document text
    • http://ecoleduchat-grenoble.fr/images/how-to-get-more-robux-for-free.pdfIn PDF document text
    • http://shiny-nn.ru/images/roblox-robux-hack-no-survey-no-download-2021.pdfIn PDF document text
    • http://learningarabic.co.uk/images/free-robux-legit-no-survey.pdfIn PDF document text
    • https://www.linzgau-kjh.de/images/download-cheat-for-roblox-android-1com.pdfIn PDF document text
    • http://lanoblaie.fr/images/free-admin-roblox-mega-vip.pdfIn PDF document text
    • http://zibai.eu/images/download-free-robux-hack-for-free.pdfIn PDF document text
    • https://www.cfdcnv.com/images/change-you-roblox-name-for-free.pdfIn PDF document text
    • https://blagvist.com.ua/images/abs-t-shirt-roblox-free.pdfIn PDF document text
    • http://bullyinformate.org/images/download-free-download-how-to-buy-free-robux.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_off00036a20.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x36A20 21564 bytes
SHA-256: 00fc75d2a3b151399991ec884885d0164f4b9d338aced764838e5af0b0792aff
font_01_sfnt_off000398f7.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x398F7 19076 bytes
SHA-256: 3a6e49bc9dafb88dfe43f64ca5272eeb6d09b6ea3de9660704a8d1a82042dd50