MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous embedded links, with a critical heuristic firing indicating a link to known malicious redirector infrastructure at 'https://ttraff.com/pify?keyword=endless+frontier+guide+2019'. The document body, though heavily obfuscated, contains text referencing 'Endless frontier guide 2019', suggesting a lure to disguise the malicious intent. The presence of a large number of external PDF links, many hosted on Shopify, further supports the SEO link farm heuristic, indicating an attempt to manipulate search results or distribute content through a seemingly benign platform.
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.com/pify?keyword=endless+frontier+guide+2019
- http://zusemanag.brurosa.com/uploads/1/3/1/4/131438304/lefetudi.pdf
- http://files.thelemondropshoppe.ca/uploads/1/3/1/3/131398251/4545912.pdf
- http://boweko.messyhandshappyhearts.com/uploads/1/3/0/8/130813604/xawumavenivok_riwawaletefeduf_xoded.pdf
- https://cdn.shopify.com/s/files/1/0436/9688/1814/files/22798430712.pdf
- https://cdn.shopify.com/s/files/1/0433/9240/1558/files/64598047269.pdf
- https://cdn.shopify.com/s/files/1/0436/1060/3677/files/71254095463.pdf
- https://cdn.shopify.com/s/files/1/0431/0918/7750/files/juvetixodogije.pdf
- https://cdn.shopify.com/s/files/1/0433/5498/0505/files/gebosirexakigul.pdf
- https://cdn.shopify.com/s/files/1/0431/1918/1978/files/77786935405.pdf
- https://cdn.shopify.com/s/files/1/0435/9726/7112/files/55953311379.pdf
- https://cdn.shopify.com/s/files/1/0437/6913/5262/files/95411449176.pdf
- https://cdn.shopify.com/s/files/1/0435/2147/4714/files/krebs_cycle_worksheet.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/
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00006f6e.bine99bb9f3e36f45e3eaae61c626c1b825cf249bb591468bc32f1ac32fcbae8378 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6F6E | 5304 bytes |
font_01_sfnt_off0000818e.bin34deccd153a058a2d2e7af63d446bf20afcfe3feeea686ba970b954f3a807726 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x818E | 10972 bytes |
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