MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous embedded links, with one identified as a malicious redirector. The document body, though heavily obfuscated, appears to contain the same URLs, suggesting a link farm or SEO poisoning tactic. The primary malicious URL is https://ttraff.cc/pify?keyword=systematic+risk+and+unsystematic+risk+pdf, which likely leads to further malicious 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=systematic+risk+and+unsystematic+risk+pdf
- http://files.heathandhaveringurc.co.uk/uploads/1/3/1/6/131606407/roweziduk.pdf
- http://files.krishanahan.com/uploads/1/3/0/8/130874055/tavoxu.pdf
- http://files.anthonybellavia.com/uploads/1/3/1/3/131383294/928ea3d7b1246.pdf
- http://vubexuv.oxfordmu.com/uploads/1/3/1/6/131637316/5096081.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0429/8833/9354/files/81490707687.pdf
- https://cdn.shopify.com/s/files/1/0430/6717/9165/files/guzitipisemagilapizib.pdf
- https://cdn.shopify.com/s/files/1/0430/0472/3349/files/astm_e8_standards_for_tensile_testing.pdf
- https://cdn.shopify.com/s/files/1/0432/3239/5423/files/bivepamuwemefova.pdf
- https://cdn.shopify.com/s/files/1/0429/6255/0940/files/99390779836.pdf
- https://cdn.shopify.com/s/files/1/0433/4957/3784/files/podilipofiwe.pdf
- https://cdn.shopify.com/s/files/1/0431/0781/1482/files/jimudaror.pdf
- https://cdn.shopify.com/s/files/1/0430/2848/0154/files/82704672177.pdf
- https://cdn.shopify.com/s/files/1/0432/2574/3515/files/zogotiwuwu.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_off00005d98.bin4e610c9c23082b16d462089cfa69bcbb395a5ef184582d2e172ed379ad2687ca |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5D98 | 5540 bytes |
font_01_sfnt_off00007063.binf7f6dceb23a0b5cfbdbe4a65c69393510d30ccf467187e3674069373408633b2 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7063 | 9840 bytes |
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