MALICIOUS
202
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains embedded links that redirect to known malicious infrastructure, specifically a URL associated with SEO link farming and phishing lures. The document body, though heavily obfuscated, contains the same malicious URL and references a 'Brighthouse financial life insurance surrender form', indicating a phishing pretext. The presence of numerous PDF links, many pointing to Shopify domains, suggests an attempt to obscure the malicious redirector and potentially leverage benign-looking domains for distribution.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 6
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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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Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTONDocument contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
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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=brighthouse+financial+life+insurance+surrender+form In PDF document text
- http://files.glaciercitygardener.com/uploads/1/3/0/8/130874246/luvem.pdfIn PDF document text
- http://xipabup.fasttraxathleticclub.com/uploads/1/3/1/1/131163960/329f1f56329.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/1/0433/0687/7080/files/kivamusefelozadadazub.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/6473/7448/files/legizalisebezekunu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/2767/7852/files/wedobijugado.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/0052/8033/files/briggs_and_stratton_service_manual_download.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0449/4124/6619/files/conditional_format_google_sheets_date.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/4241/4487/files/skyrim_alchemy_leveling.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/3785/9735/files/reading_and_writing_skills_module_grade_11.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/6162/2437/files/57798679975.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9311/5548/files/zapumubokanoselamopawuwug.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/5817/5901/files/5569213897.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/2122/2567/files/gamecube_emulator_for_android.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
🗂 Part of campaign:
glaciercitygardener.com
3 samples
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000054b7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x54B7 | 5484 bytes |
SHA-256: bd1f021f2782d392aab233a1577a5b2961084d2c31126b5d556e4e7e2d6f7dd6 |
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font_01_sfnt_off00006734.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6734 | 14628 bytes |
SHA-256: fbabc7372a71493dd4e8b0aa81d1488ebf0cfaa29591b2f89659d25402d0d67f |
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