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, with the primary URL pointing to a redirector service. This suggests a phishing or redirection campaign designed to lead users to malicious content. The ML classifier strongly indicated maliciousness, and the presence of numerous external links, including a redirector, supports this assessment. No scripts were extracted, limiting the analysis of specific execution behaviors.
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.com/pify?keyword=seinfeld+george+answering+machine+song+lyrics In PDF document text
- http://files.allenhuang.org/uploads/1/3/1/3/131380052/5e13bdda91e1.pdfIn PDF document text
- http://files.jaynardiscounts.com/uploads/1/3/1/6/131637385/1755616.pdfIn PDF document text
- http://files.neworleansartreview.org/uploads/1/3/1/3/131378897/wapamaz_bebufuwesa_fexapil.pdfIn PDF document text
- http://files.ectorbaptist.org/uploads/1/3/0/7/130739746/gogizofa.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/1/0429/5891/3689/files/32873651413.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/0706/5757/files/affairscloud_current_affairs_weekly_2020.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/9587/5989/files/xapidokafebibedala.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/2915/0368/files/5412120553.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/8110/4541/files/56122501412.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/4513/3207/files/35508339457.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0445/6900/2143/files/ky_lake_fishing_reports.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/2853/6731/files/differential_geometry_and_topology.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/0575/2997/files/79677438392.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/3273/1038/files/totipamutoda.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/9714/4990/files/36031069205.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/8716/6628/files/bomuposatevij.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/0015/8629/files/goal_ii_living_the_dream.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_off0000491c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x491C | 5440 bytes |
SHA-256: 1ed6e80ba750efebfff141239fbdcf4965caa26dd6b884990407e1f2b7f9ae3f |
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font_01_sfnt_off00005b72.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5B72 | 9896 bytes |
SHA-256: 2f420353653b999295e4d35ac37765ebaeb7c9a4bbf01ee0f8b50daf04750727 |
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font_02_sfnt_off00007d65.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7D65 | 4324 bytes |
SHA-256: b50a2106bf82917db0cd3cf88f63c5e8cc3298b343ace5cffc591b35df33d24c |
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