MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a heuristic firing for a malicious redirector link, which is also present in the document body. The document also exhibits characteristics of a link farm, with numerous embedded URLs pointing to external PDFs. The primary malicious URL is https://ttraff.cc/pify?keyword=three+branches+of+government+worksheet+2nd+grade, which likely serves as a lure to a malicious site. No scripts were extracted, limiting the analysis of further execution chains.
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=three+branches+of+government+worksheet+2nd+grade In PDF document text
- http://wuminaxu.sombersilence.com/uploads/1/3/1/8/131871721/vukokuduwusaku-dadil.pdfIn PDF document text
- http://files.pawsinneedanimalrescue.com/uploads/1/3/1/6/131607131/6a4325.pdfIn PDF document text
- http://files.vivaluxx.com/uploads/1/3/1/8/131871952/kimokigus.pdfIn PDF document text
- http://bimidope.inspiredphotographic.com/uploads/1/3/0/7/130776791/biwedejulez_rerevasepugev_kavok.pdfIn PDF document text
- http://files.crossdepot.net/uploads/1/3/1/0/131070216/gomitodakil-repavenebek-gixilibi.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/1/0428/2672/7580/files/18576941854.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/7147/9709/files/87316899246.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/8567/6192/files/13311806489.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/1737/9745/files/48085238943.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/0010/3073/files/contemplated_change_order.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/5450/5885/files/xupapazuwofibimile.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/1442/2677/files/24852790493.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/1734/6982/files/59469753747.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/7334/7488/files/vudumuzu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/7453/6103/files/19700909429.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/3785/9735/files/english_synonyms_word_list.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/5448/1058/files/32205042391.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/9244/2277/files/xeremunilav.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_off00004ca4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x4CA4 | 5840 bytes |
SHA-256: 25f7130dbc707a87967e21eef66b1bdce805ada354fa1cb71b97ceb8fa5a4147 |
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font_01_sfnt_off0000606c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x606C | 10536 bytes |
SHA-256: f2927aa1bbcbdeeebe85555439fc88b5670035cabea2ed66f5284d9b226a2a39 |
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