MALICIOUS
234
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Phishing: Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a prominent link that claims to offer a free download, but it redirects to a known malicious infrastructure. This is further supported by heuristics indicating a malicious redirector and a link farm designed for SEO manipulation. The document body, though partially corrupted, contains text related to a download lure and the malicious URL.
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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Browser extension / update installation lure high SE_BROWSER_INSTALL_LUREDocument tells the user to install a browser extension, plugin, viewer, or browser update to view content — a common social-engineering path for credential theft and malware installation
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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=speak+your+mind+pdf+free+download In PDF document text
- http://files.amorhealingkitchen.org/uploads/1/3/1/6/131606465/a1dda7.pdfIn PDF document text
- http://files.crystalfallstradingco.com/uploads/1/3/2/8/132814073/zalelofevukijujadu.pdfIn PDF document text
- http://files.e-c-m.ca/uploads/1/3/1/3/131383673/b7f37.pdfIn PDF document text
- http://files.amarisspa.com/uploads/1/3/2/6/132695805/desogawusigo_gamixubusinag_doxefezebobowen_mipuvemukoro.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/1/0435/5771/6119/files/wafidolisiri.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/3628/6877/files/55192562777.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/0998/2107/files/44512900707.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/4389/8022/files/dayton_ohio_zip.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0147/0366/files/8438264581.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/degejuwetisagemudow.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/7146/3831/files/vigisefatomalivuruguverem.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/98559129476.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/6636/8935/files/niwifomododonoz.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/2884/8538/files/no_man_s_sky_distress_beacon.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/0178/1156/files/61855142582.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/3298/4222/files/wexunilekoba.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/8714/8709/files/fundamentals_of_database_systems_5th_edition.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_off00004543.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x4543 | 5372 bytes |
SHA-256: 553bfd1f0c2ee7f5bb4c4eb4d459efa5fd45181cf5d11c7d063907868b4642dc |
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font_01_sfnt_off00005793.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5793 | 9548 bytes |
SHA-256: af3167d4748e8c286ee4606b39459fe15d0d78a30e0a2854f9bb1ca187db19c4 |
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