MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF file contains a significant number of embedded links, many of which point to external PDF files hosted on Shopify. One critical heuristic identified a link to a known malicious redirector infrastructure at `https://ttraff.cc/pify?keyword=absolute+value+worksheets+7th+grade+pdf`. This suggests the document is designed to act as a link farm, potentially leading users to malicious sites or phishing pages. No scripts were extracted from this sample.
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=absolute+value+worksheets+7th+grade+pdf In PDF document text
- http://files.dalesbus.org/uploads/1/3/1/3/131378918/2a4185942a7621.pdfIn PDF document text
- http://files.askwiseguys.com/uploads/1/3/1/4/131453062/mezifizotusuk_dotisiwozeremi.pdfIn PDF document text
- http://files.divinemuses.net/uploads/1/3/0/7/130776776/divimajoduwetupev.pdfIn PDF document text
- http://files.jillkinnear.com/uploads/1/3/0/9/130969744/vuzebuf-torizidu-zevumerasamis.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/1/0430/4030/9402/files/zanewugejodogumuwetosibi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/7044/0095/files/wisopuxafuxedunira.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/golalebilafofuzugetuvi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0441/1044/6744/files/learning_english_grammar_free_download.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/3757/9674/files/6440979045.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/2149/1621/files/22758818.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/1395/6006/files/tile-_service._weather._microsoft._com.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/7054/6335/files/50643718845.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/4782/8133/files/bekowi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/3184/5271/files/20503113352.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/5657/8212/files/pathfinder_monsters_by_cr.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/2865/9870/files/riwexepefated.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/6274/6517/files/assertive_communication.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_off0000579b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x579B | 5728 bytes |
SHA-256: 7131c25b597cbd0869ff0b2001f3a10c7b46aa1f3e109fce891c87dbfbd1304f |
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font_01_sfnt_off00006b31.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6B31 | 10068 bytes |
SHA-256: b1c28c3d542d5dbfb077fa88321191df6496007d4c5ffbc11328fc7f320989cc |
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