MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains embedded links that redirect to malicious infrastructure, as indicated by the PDF_MALICIOUS_REDIRECTOR_LINK heuristic. The document body and embedded URLs suggest a lure for free PDF downloads, which is a common tactic for phishing or malware distribution. The ML classifier strongly flagged this PDF as malicious, supporting the assessment of a malicious intent.
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/wix?keyword=urr+725+pdf+free+download
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://static.usrfiles.com/ugd/b8c837_4d9df525fec94099a8c97dcaba23c6f5.pdf
- https://static.usrfiles.com/ugd/b8c837_9b3437ac93af4eedb579bd23c38eb787.pdf
- https://static.usrfiles.com/ugd/b8c837_153ecf9950d243c89120531898891fff.pdf
- https://static.usrfiles.com/ugd/b8c837_893b824729e540a7a7df4385467bf7b6.pdf
- https://static.usrfiles.com/ugd/b8c837_3009db3f9801433da76a57a9ab8f5326.pdf
- https://cdn.shopify.com/s/files/1/0429/3646/7612/files/xetavowamonodojabuxup.pdf
- https://cdn.shopify.com/s/files/1/0427/6633/6166/files/libemijer.pdf
- https://cdn.shopify.com/s/files/1/0430/7035/7661/files/xaxedigebegivog.pdf
- https://cdn.shopify.com/s/files/1/0430/9853/8151/files/nopepujonarot.pdf
- https://cdn.shopify.com/s/files/1/0428/9282/0643/files/limonerupojeridusud.pdf
- https://cdn.shopify.com/s/files/1/0433/5747/0870/files/madotut.pdf
- https://cdn.shopify.com/s/files/1/0432/0677/0843/files/reliance_industries_limited_balance_sheet.pdf
- https://cdn.shopify.com/s/files/1/0427/9681/0396/files/55552744672.pdf
- https://cdn.shopify.com/s/files/1/0428/2191/0687/files/fosugepofamefixe.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_off00005f90.bin8a5ead4ca729c0f65c7bd0ca59443d5c3d80381c21c6edff3af8498c78bfb38e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5F90 | 5276 bytes |
font_01_sfnt_off000071b6.bin044d561ac65cfdbada47bc4b69acbdc108a1ac3fe600a074553b47ec9d5e2615 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x71B6 | 9936 bytes |
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