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 it points to known malicious redirector infrastructure. The document body, though heavily obfuscated, contains the URL https://ttraff.ru/pify?keyword=best+exposure+bracketing+android, which is likely intended to lure the user to a malicious site. The presence of a large number of external links, many hosted on Shopify, suggests a link farm or SEO poisoning tactic to distribute the 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.ru/pify?keyword=best+exposure+bracketing+android
- http://files.northbuffalopresbyterian.com/uploads/1/3/0/9/130968988/9673468.pdf
- http://files.nurrd.com/uploads/1/3/2/7/132710795/zagezekozalasodo.pdf
- http://ribusu.kindred-sol.net/uploads/1/3/1/4/131438539/ba75067539.pdf
- https://cdn.shopify.com/s/files/1/0428/5746/3971/files/27674151968.pdf
- https://cdn.shopify.com/s/files/1/0435/8724/0093/files/sadudenavavutafum.pdf
- https://cdn.shopify.com/s/files/1/0430/8362/8697/files/ronumot.pdf
- https://cdn.shopify.com/s/files/1/0432/3426/3199/files/besosemixobu.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/57189589950.pdf
- https://cdn.shopify.com/s/files/1/0434/4024/2840/files/35697090318.pdf
- https://cdn.shopify.com/s/files/1/0438/2159/6834/files/raspberry_pi_opencv.pdf
- https://cdn.shopify.com/s/files/1/0427/4746/1788/files/adding_fractions_worksheets_grade_6.pdf
- https://cdn.shopify.com/s/files/1/0433/6956/2266/files/bevogofunotazewow.pdf
- https://cdn.shopify.com/s/files/1/0440/0922/6398/files/25364717030.pdf
- https://cdn.shopify.com/s/files/1/0428/8777/4374/files/biblia_cristiana_nuevo_testamento.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_off00006266.bin2bcb8681aaf43f8f03b62fcf1245a75cd0cc29899b3408a180057d7947080522 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6266 | 5532 bytes |
font_01_sfnt_off00007540.bin339039d38e098290775eb5b9c636b6a7e92e1a2a5f27ca35891ab7a0b1afb79f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7540 | 10080 bytes |
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