MALICIOUS
202
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF file contains a SE_INVOICE_LURE heuristic, indicating it's designed as a fake invoice or payment scam. It also features a PDF_MALICIOUS_REDIRECTOR_LINK pointing to 'ttraff.ru', which is known malicious infrastructure. The PDF_SEO_LINK_FARM heuristic suggests the document is part of a larger link farm, likely to improve search engine ranking for malicious content. The primary malicious URL identified is 'https://ttraff.ru/pify?keyword=public+health+act+2005+mandatory+reporting'. No scripts were extracted from this sample.
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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Fake invoice / payment lure low SE_INVOICE_LUREDocument contains invoice or payment language paired with an action verb — useful context when combined with link, macro, or attachment indicators
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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.ru/pify?keyword=public+health+act+2005+mandatory+reporting In PDF document text
- http://vojupub.phildubnick.com/uploads/1/3/2/7/132740478/bimuxivogepedoduxezu.pdfIn PDF document text
- http://files.valleyfarm.ca/uploads/1/3/1/4/131454521/9401635.pdfIn PDF document text
- http://files.writerworker.com/uploads/1/3/1/4/131405948/ronizofobumatex-defevibuparino-regezedojaduje-wuwubobawut.pdfIn PDF document text
- http://xalifa.shopcountrybarn.com/uploads/1/3/2/6/132681464/1659650.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://www.daltonmaag.com/In PDF document text
- https://cdn.shopify.com/s/files/1/0437/4138/0759/files/exemple_de_biographie_personnelle.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/4089/7181/files/40389764181.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/3861/3415/files/40354324142.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/7353/5138/files/37038907403.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/3826/7809/files/winurupizoverojotedemu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/0097/7816/files/3961980010.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/5223/4917/files/39448256508.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/6086/2874/files/amish_tripathi_raavan_enemy_of_aryavarta_download.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/4059/5352/files/vavox.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/3655/7987/files/72426908281.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/1425/7820/files/puzupo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/7118/4794/files/jurovexarelefad.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/2898/7547/files/fonowagokukox.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0001b004.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1B004 | 5832 bytes |
SHA-256: b3a07fde8420a423f67c5a1ef9539953f7434e11feae4fff17148f6d962fdb8c |
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font_01_sfnt_off0001c3ac.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1C3AC | 10844 bytes |
SHA-256: df62c48453d8fc0e9a66173a3ed7e5b5492779d2acdfebb3dd37fb80b7b43237 |
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font_02_sfnt_off0001e80a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1E80A | 4324 bytes |
SHA-256: a542ec26cea93e049a2e27cd59b1347dd9bbdea13775fd7b822b3c2b3136116f |
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