MALICIOUS
202
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file contains multiple embedded links, with one specifically identified as a malicious redirector. The heuristic 'PDF_MALICIOUS_REDIRECTOR_LINK' indicates that the URL https://ttraff.ru/pify?keyword=mother%2527+s+day+letter+writing+template is associated with malicious activity. Additionally, the 'PDF_SEO_LINK_FARM' heuristic points to a large number of external PDF links, suggesting an attempt to manipulate search engine results or distribute malicious content. The document body, though partially corrupted, contains text related to a 'mother's day letter writing template', likely a lure to encourage clicks on the malicious links.
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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Urgency / deadline lure low SE_URGENCY_LUREDocument contains urgency or deadline language ('account will be terminated', 'action required within 24 hours', etc.) — useful context, but low-signal without other findings
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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=mother%2527+s+day+letter+writing+template In PDF document text
- http://files.hendersonbrothers.ca/uploads/1/3/0/7/130775172/3896565.pdfIn PDF document text
- http://files.walleycreeknanaimo.org/uploads/1/3/0/7/130775413/7984327.pdfIn PDF document text
- http://files.poehaku.com/uploads/1/3/1/6/131607239/ab7f23f.pdfIn PDF document text
- http://files.aican.ca/uploads/1/3/1/0/131070317/vulukewogasivus.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/1/0439/0181/2904/files/shania_twain_forever_and_always.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/2194/3463/files/5_team_single_elimination_bracket.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/8488/9758/files/zafilep.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/0996/5212/files/gajesipoku.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/0992/3480/files/30494546319.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/4540/5350/files/bowupejusumodim.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/4103/7208/files/bsnes_emulator_mac.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/5970/8058/files/nokoraxapolomogod.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/4994/2176/files/gatotkaca_guide_2019.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/0254/1726/files/25516627585.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/0079/9140/files/67094667876.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/8277/6727/files/kugave.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_off00008a32.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8A32 | 5608 bytes |
SHA-256: 539a5903a454c0ae30cac47731907f2072caf183da5f8b1cf3bdfd5315de38bf |
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font_01_sfnt_off00009d48.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9D48 | 10628 bytes |
SHA-256: e5e045db01c5276ab1f43fe4d6728e0ab6e316cfa642fa269c4d4d3cb8c9e6a4 |
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