MALICIOUS
202
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains multiple heuristics indicating malicious redirection and link farming, specifically pointing to the URL 'https://ttraff.com/pify?keyword=algorithm+analysis+and+design+mcq+with+answers+pdf'. This URL is presented as a download link for study material, likely a lure to trick users into visiting malicious infrastructure. The ML classifier strongly supports the malicious verdict.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 6
-
PDF links to known malicious redirector infrastructure critical PDF_MALICIOUS_REDIRECTOR_LINKPDF contains a clickable URI to redirector infrastructure used by a known malicious PDF SEO/adware delivery campaign. These documents typically rely on user interaction and redirect chains rather than a PDF parser vulnerability.
-
Small PDF contains mass external PDF link farm critical PDF_SEO_LINK_FARMSmall PDF contains many clickable external PDF links, mostly clustered on one host. This matches generated SEO/link-farm PDF carriers used to route users into malicious or unwanted-software delivery chains, rather than a normal document citation pattern.
-
Image lure linking to an SEO redirector (free-download phishing) high PDF_SEO_UTM_REDIRECTOR_LINKPDF embeds an image with little or no body text and a clickable link to a multi-word utm_term / FeedBurner-proxied SEO redirector — the 'free ebook / solution-manual / document download' phishing family that ranks for natural-language search queries and routes the user into a payload/redirect chain. The PDF carries no exploit; the risk is the linked destination. Flagged structurally (image lure + SEO redirector) so it does not depend on a ClamAV/ML signature, and regardless of how many filler text pages the lure carries.
-
Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTONDocument contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
-
Object number defined twice with different bodies info PDF_DUPLICATE_OBJ_BODY_INCREMENTALThe same indirect object (N G) is defined more than once with different body bytes. First-wins and last-wins readers will resolve different content, which is a parser-confusion shape used by targeted PDFs. Body-only differences are common in benign incremental updates, so severity is raised only when the duplicate carries active content.
-
Embedded URL info EMBEDDED_URLOne 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 https://ttraff.com/pify?keyword=algorithm+analysis+and+design+mcq+with+answers+pdf In PDF document text
- http://files.biogeographyresearchlab.net/uploads/1/3/1/8/131856146/teroropenifosupux.pdfIn PDF document text
- http://files.drylanddevelop.org/uploads/1/3/1/0/131070192/fubalurulopiw.pdfIn PDF document text
- http://files.bishophillcolonystoreb.com/uploads/1/3/1/4/131438523/ribesididiwisokan.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/0639/3496/files/47512799148.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/3771/9717/files/book_design_layout.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/6823/5682/files/32942283700.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0439/8628/8798/files/domino_s_pizza_menu_south_africa.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/7078/2624/files/divi_image_sizes.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/2561/3475/files/gizibakajateruguwuse.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/8374/2884/files/car_camping_checklist.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/1733/1100/files/git_cherry-_pick.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/1381/6995/files/artikel_jurnal_akuntansi_biaya.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/8921/6163/files/72359147569.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/8421/0583/files/jolipubituzur.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0453/9252/7528/files/alchemist_game_rules.pdfIn PDF document text
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
- http://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
stream_005_off0000b145.bin |
decompressed-pdf-stream | PDF FlateDecoded stream at offset 0xB145 | 23356 bytes |
SHA-256: d5ef1428cf655e19f882fd8ade64246d66969d7ace6ed5de6fd55583915f152c |
|||
font_00_sfnt_off00006f76.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6F76 | 5880 bytes |
SHA-256: d102d3fb4a65b02b8e35ff2ad5e2428e32cfb2fbc6e621c3fac279e00c81cabb |
|||
font_01_sfnt_off00008361.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8361 | 14708 bytes |
SHA-256: e0f08bc1c3999d4d1616af2c12d0e01254bba58353c1a467281c5a426da01589 |
|||
Open this report in the interactive analyzer, or submit your own file for analysis.