MALICIOUS
202
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
T1204.002 Malicious Link
The PDF contains a heuristic firing for a malicious redirector link, pointing to 'https://ttraff.cc/pify?keyword=procardia+davis+pdf'. Additionally, it exhibits characteristics of a link farm, with numerous external PDF links, including one to 'https://cdn.shopify.com/s/files/1/0437/4121/6917/files/irs_form_8615.pdf'. The document body, though heavily obfuscated, contains fragments that suggest urgency, aligning with the 'SE_URGENCY_LURE' heuristic.
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.cc/pify?keyword=procardia+davis+pdf In PDF document text
- http://files.mnwelcomehomevets.org/uploads/1/3/1/8/131856173/495aa981b043.pdfIn PDF document text
- http://files.nprycetest.com/uploads/1/3/1/4/131453818/82524.pdfIn PDF document text
- http://xulolizo.ecoustic.dk/uploads/1/3/1/3/131379246/menulidadezonenudume.pdfIn PDF document text
- http://vogaso.aquaticamarine.com/uploads/1/3/0/9/130968921/rikogesewajife-pegatogoson-nuvoru.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/1/0437/4121/6917/files/irs_form_8615.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/5552/9640/files/bibovanevudokabugifaximup.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/3965/3030/files/guitar_hero_3_cheats_xbox_360.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/37394074323.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9763/7535/files/70634209994.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/9920/8346/files/relebafuvotukeketuzapino.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/6440/0798/files/love_dont_change.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/8450/4474/files/kubofekema.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/7996/6628/files/89110771834.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/5296/5789/files/67759936507.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/7728/8611/files/dekibumu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/9648/7576/files/gafipepiralewijame.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/9201/7305/files/neponexitimukewafulixap.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_off000135be.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x135BE | 5180 bytes |
SHA-256: 4ea59a8254880ac6be759b9b270cf2864b4af6e456aac31d1c5f8271dd0ee3d1 |
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font_01_sfnt_off00014774.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x14774 | 10440 bytes |
SHA-256: 69d29979674ccef4ce32c2f9033cbfc5aa4df8f2858da9d30e1efabf4edd4936 |
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