MALICIOUS
202
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a critical heuristic firing for a malicious redirector link, specifically `https://ttraff.cc/pify?keyword=blood+relation+questions+in+tamil+pdf`. This indicates the document is designed to lead users to malicious infrastructure. Additionally, a PDF link farm heuristic suggests the document is part of a larger SEO poisoning effort to distribute malicious PDFs. The presence of a 'download button' lure further supports the social engineering aspect of this attack.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 6
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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.
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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.
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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.
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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
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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.
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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.cc/pify?keyword=blood+relation+questions+in+tamil+pdf In PDF document text
- http://files.sentientcatalyst.com/uploads/1/3/2/6/132695663/86a487.pdfIn PDF document text
- http://files.alanbermanart.com/uploads/1/3/0/7/130739081/badadofavaf.pdfIn PDF document text
- http://files.hideawaylakes1977.com/uploads/1/3/2/3/132303082/8595032.pdfIn PDF document text
- http://files.classichomeinspections.net/uploads/1/3/2/6/132681482/1127678.pdfIn PDF document text
- http://gexare.psychometricdynamics.com/uploads/1/3/2/6/132682090/koxoj.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/1/0445/6821/5716/files/basel_3_file.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/7467/3057/files/dozobodefalizivivap.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/6641/5514/files/wexite.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/7862/3138/files/40k_apocalypse.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/4233/3084/files/xijorexiwotavodukozaf.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/9235/2932/files/18736648110.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/3359/9911/files/the_great_kapok_tree_worksheets.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/5122/0120/files/kogetisegufa.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/5396/3678/files/88200822421.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/9975/8498/files/and_but_so_worksheet.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/9618/5763/files/el_rey_arturo_ylos_caballeros_de_la_mesa_redonda.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/5730/7039/files/konchem_ishtam_koncham_kashtam.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/8198/0321/files/jofijil.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://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00006bbd.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6BBD | 5360 bytes |
SHA-256: 2d6d2bedb8163cc2cb975d50ef4be5779c609b8cffce90c9435c8c02f57be87c |
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font_01_sfnt_off00007de0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7DE0 | 14180 bytes |
SHA-256: d2bec28a89aa1d317374058f651065e3788d7113646d9fa87532b2987aa497f7 |
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