MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous embedded links, with a critical heuristic firing indicating a malicious redirector. The document body, though malformed, contains a URL that appears to be part of this malicious infrastructure. The presence of a large number of external PDF links, many hosted on seemingly benign platforms like Shopify but pointing to unique filenames, suggests a link farm designed to improve search engine ranking for malicious content. The ML classifier also strongly indicated maliciousness.
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/wb?keyword=production%20planning%20management%20pdf In PDF document text
- http://bajikob.curiosityyogaandcoaching.com/uploads/1/3/0/8/130813372/rofinijivoxuxe.pdfIn PDF document text
- http://files.myfmpac.org/uploads/1/3/2/7/132710797/2764759.pdfIn PDF document text
- http://jisij.music-connect.net/uploads/1/3/1/4/131407233/mabilujibotoxup_visaremadoz.pdfIn PDF document text
- http://files.signorabarclay.com/uploads/1/3/0/7/130740166/5186877.pdfIn PDF document text
- http://files.centrestagedancestudios.com/uploads/1/3/1/4/131452949/a4e7f0764.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/1/0434/5721/6678/files/clciker_heros_hack.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/5094/3142/files/korufumowiviwodoxux.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/3420/4568/files/lovepemopezix.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/6560/6301/files/xenoradij.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/6304/1430/files/67576953131.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/2099/9064/files/49342841906.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/3359/9893/files/giliz.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/5180/9957/files/81150411044.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/6913/6280/files/92655425756.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/4877/9426/files/tv_schedule_des_moines.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/1995/9463/files/bitsat_2020_syllabus_download.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/7904/9121/files/english_to_urdu_oxford_dictionary_free_download.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/8960/0414/files/25008475520.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/8126/1466/files/visolenusamiseso.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_off00006f5e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6F5E | 5296 bytes |
SHA-256: 6f69a66d2b197486551ee19e1d903343d6c4974e9bbe7046bf7e831f81b09e18 |
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font_01_sfnt_off00008145.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8145 | 9876 bytes |
SHA-256: 94eb540d95f31555556f1e3a8737616f557409a8c835837451a225ccc997460e |
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