MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF file contains a heuristic firing for linking to known malicious redirector infrastructure, specifically pointing to 'https://ttraff.club/pify?keyword=android+9+print+screenshot'. The document body, though heavily obfuscated, also contains this URL, suggesting an attempt to redirect the user to a malicious site. The presence of numerous other PDF links further supports a link farm or redirection strategy.
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.club/pify?keyword=android+9+print+screenshot
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://static.usrfiles.com/ugd/48d9a1_d01cd8a1480c46e5b96b73c2d2533433.pdf
- https://static.usrfiles.com/ugd/6c032c_7a40e4a394b34295b4ac482b9b7005bd.pdf
- https://static.usrfiles.com/ugd/b5472a_022d613f22ef4daf97ab02c0a7de6aa9.pdf
- https://cdn.shopify.com/s/files/1/0435/9382/6463/files/upper_intermediate_reading_comprehension_exercises.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/42262915950.pdf
- https://static.usrfiles.com/ugd/b8c837_f0db87033b31402db2dbebfaa3c38406.pdf
- https://static.usrfiles.com/ugd/b0b521_28d6c0d36c4c401e85110e0df9332791.pdf
- https://static.usrfiles.com/ugd/ae15ca_2f10f4d04f874502a6bf0c826fcdd074.pdf
- https://cdn.shopify.com/s/files/1/0435/0060/1504/files/appendix_anatomy_and_physiology.pdf
- https://cdn.shopify.com/s/files/1/0432/3488/5789/files/sulowa.pdf
- https://cdn.shopify.com/s/files/1/0431/1416/8480/files/75783291059.pdf
- https://cdn.shopify.com/s/files/1/0432/3160/8989/files/rofeviwuvusiw.pdf
- https://cdn.shopify.com/s/files/1/0431/4077/6090/files/gezilipesixijeguwux.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_off00006555.bind3b9ab2cde3927e5489ed2a4a9b70deaee341a5cc18ce00b47e1eb4195ebe99d |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6555 | 5064 bytes |
font_01_sfnt_off0000768d.bin1600f51636cf4ceb10638cf9087c29f69c6c91ab0fedcde6ddf354e9571ee3e8 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x768D | 10296 bytes |
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