MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous links to external resources, with one critical heuristic identifying a link to known malicious redirector infrastructure. The document body, though heavily obfuscated, contains a URL that appears to be the primary lure. The ML classifier strongly indicates maliciousness, and the presence of many outbound links suggests 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.cc/pify?keyword=awk+tutorial+linux+pdf
- http://files.fernturnerhair.com/uploads/1/3/1/3/131381006/zofudufekuw_wirode.pdf
- http://ruvurupi.gastrocycling.com/uploads/1/3/1/3/131380485/muzepasebez.pdf
- http://files.kathrynchristianmusic.com/uploads/1/3/1/4/131437457/6872130.pdf
- http://ribifa.goldcountry-realestate.com/uploads/1/3/0/8/130813765/nexezar-nusivepiv-bukumelabafipi.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/84312174386.pdf
- https://cdn.shopify.com/s/files/1/0435/8835/4207/files/fuloluluzi.pdf
- https://cdn.shopify.com/s/files/1/0435/3123/9588/files/74085470189.pdf
- https://cdn.shopify.com/s/files/1/0430/2359/7725/files/71704738596.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/lojuxefututa.pdf
- https://cdn.shopify.com/s/files/1/0430/3588/5725/files/majagipiposodete.pdf
- https://cdn.shopify.com/s/files/1/0427/4018/7303/files/52422234182.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/86593634255.pdf
- https://cdn.shopify.com/s/files/1/0432/7473/1685/files/clinical_pharmacy_lecture_notes.pdf
- https://cdn.shopify.com/s/files/1/0435/5719/1843/files/25824878737.pdf
- https://cdn.shopify.com/s/files/1/0438/5056/3734/files/47868043876.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_off00017543.bin2c0b52ce7e5039d12dc3e383b0bb02f206fcd3a83ce6e46a71169504509b1eca |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x17543 | 5068 bytes |
font_01_sfnt_off000186ae.binc1647a5cbe3348f6e0c147a17d2845974461f917b31601aa216ac914717aaf80 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x186AE | 16196 bytes |
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