MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a large number of embedded links, many of which point to external PDF files, forming a link farm. One prominent link, disguised as a business inquiry, redirects to `https://ttraff.cc/pify?keyword=business+enquiry+letter+format+pdf`, which is flagged as malicious redirector infrastructure. This suggests a phishing or scam attempt designed to lead users to harmful content.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 4
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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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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=business+enquiry+letter+format+pdf
- http://files.swampscottfootball.com/uploads/1/3/1/4/131455463/fetabafa.pdf
- http://files.diversityunitkncirg644.com/uploads/1/3/1/4/131452735/gajonotawipalamovixo.pdf
- http://files.somebodyelsesjournal.com/uploads/1/3/0/9/130969371/siwefubitore.pdf
- http://files.eyelashogden.com/uploads/1/3/1/6/131636677/6b1a94a.pdf
- http://files.dangerforce.com/uploads/1/3/2/6/132682623/lalulikuzu.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0441/3823/4008/files/12379664864.pdf
- https://cdn.shopify.com/s/files/1/0429/5956/9055/files/sorumapifasomagu.pdf
- https://cdn.shopify.com/s/files/1/0434/6914/4230/files/taks_released_tests.pdf
- https://cdn.shopify.com/s/files/1/0430/9542/5191/files/rumobopazob.pdf
- https://cdn.shopify.com/s/files/1/0431/3314/1149/files/97144144638.pdf
- https://cdn.shopify.com/s/files/1/0429/1425/0905/files/kaberusawesaxepid.pdf
- https://cdn.shopify.com/s/files/1/0440/0083/7782/files/31875365414.pdf
- https://cdn.shopify.com/s/files/1/0432/3259/2040/files/89174981342.pdf
- https://cdn.shopify.com/s/files/1/0430/9732/5732/files/79344643514.pdf
- https://cdn.shopify.com/s/files/1/0429/5557/1353/files/41721934366.pdf
- https://cdn.shopify.com/s/files/1/0427/5326/1724/files/26674178268.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://scripts.sil.org/OFL
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00006b4a.bin3ea6cc147ad395637b1ced524f3618b15dd10749f19f6d46dd50dccc52be2281 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6B4A | 5464 bytes |
font_01_sfnt_off00007dd0.bin700ad2e8ae43d6ad283c52c214041c97b859e85fcb0a3df3352669cafa498a2e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7DD0 | 10128 bytes |
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