MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a large number of embedded links, with the primary redirector URL 'https://ttraff.ru/pify?keyword=clep+test+spanish+study+guides+free' flagged as malicious. While many other links point to Shopify, which is generally benign, the presence of the malicious redirector indicates a phishing or redirection attempt. The ML classifier strongly supports the malicious verdict.
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.ru/pify?keyword=clep+test+spanish+study+guides+free
- http://files.thingstodopuertoplata.com/uploads/1/3/1/8/131871687/litagedifoloki.pdf
- http://konejawip.miltonvthistory.org/uploads/1/3/1/8/131871674/nofukasexiva.pdf
- http://files.gapeachclean.com/uploads/1/3/2/3/132303312/2346569.pdf
- http://patiburiz.naderdeaik.com/uploads/1/3/0/7/130776688/veligo-nubolunusaweno.pdf
- http://lasumuzu.shortroots.com/uploads/1/3/1/4/131438563/7372110.pdf
- https://cdn.shopify.com/s/files/1/0428/9839/1196/files/gasumititafarevotiwut.pdf
- https://cdn.shopify.com/s/files/1/0431/7488/7573/files/11115433520.pdf
- https://cdn.shopify.com/s/files/1/0431/3110/9538/files/juxowabujetixafomox.pdf
- https://cdn.shopify.com/s/files/1/0428/8774/1607/files/92872074970.pdf
- https://cdn.shopify.com/s/files/1/0436/0483/6515/files/biennale_cinema_programma.pdf
- https://cdn.shopify.com/s/files/1/0438/4499/3181/files/98571993682.pdf
- https://cdn.shopify.com/s/files/1/0433/4062/8120/files/kimadazid.pdf
- https://cdn.shopify.com/s/files/1/0450/2283/8934/files/don_quixote_miguel_de_cervantes_free.pdf
- https://cdn.shopify.com/s/files/1/0430/4614/2114/files/google_photos_screensaver.pdf
- https://cdn.shopify.com/s/files/1/0434/3591/7464/files/hernandes_dias_lopes_marcos.pdf
- https://cdn.shopify.com/s/files/1/0431/9870/9918/files/fenebaxar.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/
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000072ef.bin7d4362bbdc13e21585877834eae8c042570c14cedee81352f63ae1946ca3118c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x72EF | 5308 bytes |
font_01_sfnt_off000084fa.bind619c805864d082e81ee46b5962615318b5e9249445af3ae5b9259e15f63d888 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x84FA | 10796 bytes |
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