MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
T1204.002 Malicious Link
The PDF contains a critical heuristic firing for a malicious redirector link, pointing to 'https://ttraff.cc/pify?keyword=jet+engine+parts+and+function+pdf'. Additionally, it exhibits characteristics of a PDF link farm, with numerous external links, including one to 'https://cdn.shopify.com/s/files/1/0433/5498/0507/files/fugojaxazewikutodux.pdf'. The ML classifier also strongly flagged this PDF as malicious. The document body, though heavily obfuscated, contains the redirector URL, reinforcing its role as a lure.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 5
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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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Image lure linking to an SEO redirector (free-download phishing) high PDF_SEO_UTM_REDIRECTOR_LINKPDF embeds an image with little or no body text and a clickable link to a multi-word utm_term / FeedBurner-proxied SEO redirector — the 'free ebook / solution-manual / document download' phishing family that ranks for natural-language search queries and routes the user into a payload/redirect chain. The PDF carries no exploit; the risk is the linked destination. Flagged structurally (image lure + SEO redirector) so it does not depend on a ClamAV/ML signature, and regardless of how many filler text pages the lure carries.
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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=jet+engine+parts+and+function+pdf In PDF document text
- http://files.rusticedenphotos.com/uploads/1/3/1/8/131857421/7165276.pdfIn PDF document text
- http://toleviba.takadventures.com/uploads/1/3/2/7/132710589/jorupagiromemofegoxo.pdfIn PDF document text
- http://zidef.coloresalonstudio.com/uploads/1/3/2/3/132302780/xerax-mosudo-xedarozawemiz.pdfIn PDF document text
- http://files.mipostcards.com/uploads/1/3/2/6/132681985/bf2bd2.pdfIn PDF document text
- http://files.mushroomsnaturallystl.com/uploads/1/3/0/8/130814052/virijakose.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://www.daltonmaag.com/In PDF document text
- https://cdn.shopify.com/s/files/1/0433/5498/0507/files/fugojaxazewikutodux.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/6951/9510/files/milavowaporogiketutirax.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/9159/1321/files/chiaki_fan_club.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/8865/7051/files/75731817680.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/9186/1412/files/najevej.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/8354/6267/files/zekibalilosaz.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/58014629257.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/7737/8972/files/kokapejepaxelinesesufig.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/4070/9527/files/heart_arrhythmias.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/7353/5138/files/63154168471.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/3803/1518/files/kelezupebokita.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/8922/9979/files/tazes.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/4190/7110/files/bijegoderasomexapo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/kikurum.pdfIn PDF document text
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- http://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000c21b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC21B | 5160 bytes |
SHA-256: b145979c3bbd30eabd4ec34d0addf811f1d8102e26c98c8194d9be48726bcfb4 |
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font_01_sfnt_off0000d3aa.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD3AA | 10032 bytes |
SHA-256: b71230b8c4dc833baeab069bb788e00e1218c8c58cd4c27a575ca26eada2c03f |
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font_02_sfnt_off0000f613.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF613 | 4324 bytes |
SHA-256: d1f4a20f0e35a0564be54678b929bb8c711862c507f070c2b9a6abea8daf4378 |
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