MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF was flagged by a critical heuristic for linking to known malicious redirector infrastructure and for being part of a link farm. The document body contains the URL 'https://ttraff.cc/pify?keyword=medea+euripides+pdf+gredos', which is a known malicious redirector. The presence of numerous other links, many pointing to Shopify domains, suggests a coordinated effort to distribute malicious content or phish users. The ML classifier also strongly indicated maliciousness.
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=medea+euripides+pdf+gredos
- http://files.tkccv.net/uploads/1/3/1/4/131410009/xerajudopanisa.pdf
- http://files.orendagametables.org/uploads/1/3/1/6/131606762/degatewenodapelet.pdf
- http://files.anthamation.com/uploads/1/3/0/7/130776200/6260965.pdf
- https://cdn.shopify.com/s/files/1/0437/2830/6330/files/pefuzokuneni.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/73121007565.pdf
- https://cdn.shopify.com/s/files/1/0433/2732/4310/files/12825244265.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/ligumugazawebamupewav.pdf
- https://cdn.shopify.com/s/files/1/0432/5618/4992/files/42220380236.pdf
- https://cdn.shopify.com/s/files/1/0433/0474/7168/files/mabegut.pdf
- https://cdn.shopify.com/s/files/1/0431/0299/4586/files/common_mental_disorders_questionnaire.pdf
- https://cdn.shopify.com/s/files/1/0436/0981/7251/files/gepabugexerokipe.pdf
- https://cdn.shopify.com/s/files/1/0431/7839/3749/files/tofexetozifug.pdf
- https://cdn.shopify.com/s/files/1/0427/6482/8838/files/24982448672.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/siwizobudavegi.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000081fc.bin061a066cd70a4cabce43e758344ed19108842cc0e25b13fc591cb052c6a299e4 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x81FC | 4880 bytes |
font_01_sfnt_off000092aa.bince01863d82bde158ae98297109aef5662913ead1a86539514dd47827ece37c36 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x92AA | 17824 bytes |
font_02_sfnt_off0000c670.binff5f0ef16caf3e97cd1984b3a03ea88e11eab8cf63d2ee006085a4b9995833f3 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC670 | 4324 bytes |
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