MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a large number of embedded links, many of which point to external resources. One critical heuristic identified a link to a known malicious redirector infrastructure at https://ttraff.cc/pify?keyword=microplastics+in+the+philippines+pdf. The document body, though partially corrupted, contains the same keyword, suggesting a lure. The ML classifier also strongly indicated maliciousness.
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=microplastics+in+the+philippines+pdf In PDF document text
- http://rixetugiv.jvstuff.com/uploads/1/3/0/8/130874493/6fde7b9bd1.pdfIn PDF document text
- http://zujeg.rencommunicatons.com/uploads/1/3/2/6/132683286/fasumefipabowo.pdfIn PDF document text
- http://files.jphono1.com/uploads/1/3/2/6/132696621/dowalewozidod.pdfIn PDF document text
- http://files.childneurologyconsulting.com/uploads/1/3/1/8/131871633/8167844.pdfIn PDF document text
- http://files.stephens.org.uk/uploads/1/3/1/6/131637589/relokinumoxamap.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/8663/4390/files/taiwan_subway_map.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/2791/4152/files/fidufex.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/7680/5018/files/after_effect_tutorial_beginner.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/7417/4632/files/que_es_el_calvinismo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/0521/3847/files/zitovemomamukatawe.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/9688/1814/files/39025289692.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/6962/7799/files/37796672154.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/8795/3053/files/jugamisavaroxepunowoxadi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/6889/8966/files/45395340058.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/0840/9250/files/30351122478.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/6046/9660/files/zuwujagijagabupedapujaki.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/5680/6565/files/noriko.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/8249/7701/files/birujuz.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/1184/9890/files/85486259055.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/6732/6112/files/lawuvikutefirezox.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 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00008f56.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8F56 | 5248 bytes |
SHA-256: 80374aa955c400cccf41c7829bbd6f52126151b1c4bbea1e2afd6401527c07b4 |
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font_01_sfnt_off0000a120.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xA120 | 10360 bytes |
SHA-256: 94c2e4174c1610a77aab8ef70ecc1397e2c50e0420fa4270e7ed005ec373366a |
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