MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a large number of embedded links, many of which point to external sites, indicating a link farm or redirection strategy. One of the primary links directs to a known malicious redirector, suggesting an attempt to lead users to harmful content. The document body, though heavily obfuscated, appears to be a lure related to 'crowdsourcing'.
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=que+es+el+crowdsourcing+pdf
- http://files.theblackpoolplayroom.com/uploads/1/3/2/6/132695428/5789890.pdf
- http://files.runcibletheatre.org/uploads/1/3/1/8/131857717/ee8d6.pdf
- http://files.pacificcoastvolleyballclub.com/uploads/1/3/1/3/131380612/9291476.pdf
- http://files.breathingspacecounsellingpractice.com/uploads/1/3/2/7/132712040/6a56c9649c6.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0432/9940/5979/files/vusinamoti.pdf
- https://cdn.shopify.com/s/files/1/0431/7977/0019/files/16360088724.pdf
- https://cdn.shopify.com/s/files/1/0435/9304/0029/files/zuvawerobuxidadenu.pdf
- https://cdn.shopify.com/s/files/1/0432/1126/0062/files/34861696279.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/66179678401.pdf
- https://cdn.shopify.com/s/files/1/0427/6636/8935/files/5478075601.pdf
- https://cdn.shopify.com/s/files/1/0431/7190/5698/files/985956897.pdf
- https://cdn.shopify.com/s/files/1/0432/9429/4171/files/47555326247.pdf
- https://cdn.shopify.com/s/files/1/0429/1392/3228/files/wudamejudira.pdf
- https://cdn.shopify.com/s/files/1/0434/5066/3062/files/xutukejekivusuwifiv.pdf
- https://cdn.shopify.com/s/files/1/0428/5415/4406/files/zeniritivut.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_off00006b7e.bin51f1376feaa98ef14532dab9df895f7a1cd5799c1d03ee03563223c14d222ef4 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6B7E | 5068 bytes |
font_01_sfnt_off00007cd2.bine2a76f658f14a6c9a4c09e1b33b0902c569fedd71d5ce15c7a004f1594c9131f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7CD2 | 9928 bytes |
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