MALICIOUS
196
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous external links, with a critical heuristic identifying it as a link farm for SEO purposes, likely a phishing lure. The primary suspicious URL, 'https://mezovuduw.ru/strik?utm_term=innova+3100+rs+user+manual', is flagged as a redirector. ML and ClamAV detections strongly indicate malicious intent, likely for phishing or malware distribution.
Machine Learning
- Nyx PDF Classifier malicious score 0.9995
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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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External URI info PDF_URIPDF contains an external URL action
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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://mezovuduw.ru/strik?utm_term=innova+3100+rs+user+manual PDF link annotation
- https://cdn-cms.f-static.net/uploads/4478408/normal_606d5b8473202.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4448718/normal_5ffeee9466f28.pdfIn PDF document text
- https://gejizataki.weebly.com/uploads/1/3/3/9/133997606/2368301.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4421476/normal_604d63f00f1b1.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4495065/normal_606e370fbee12.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4445334/normal_604f5d37984c3.pdfIn PDF document text
- https://kogexabisuzim.weebly.com/uploads/1/3/4/3/134322867/e277dfbe05.pdfIn PDF document text
- https://kerawitoges.weebly.com/uploads/1/3/4/8/134878251/benepav.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4427514/normal_5fe0d95a756db.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4369524/normal_5fdab334e5c20.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4485004/normal_5fcacc2530a35.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://uploads.strikinglycdn.com/files/5ebe08f4-4f1d-4b85-b19b-b39889f62f09/angela_davis_net_worth.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/3f1b30e9-10c4-4790-aca8-d7e31722facc/el_regreso_del_caballero_dela_armadura_oxidada_resumen_wikipedia.pdfIn PDF document text
- https://s3.amazonaws.com/ladojenefe/58746352863.pdfIn PDF document text
- https://s3.amazonaws.com/savukojubusum/lovilemavuvuzujumosededal.pdfIn PDF document text
- https://s3.amazonaws.com/livivuvuwugeb/migogijimiberusuleledif.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/d8a9d894-b338-4fee-abe6-6652d8abd02a/what_does_a_chit_mean.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/bb7c78b5-d915-472a-857e-da317bdf5826/81272543415.pdfIn PDF document text
- https://s3.amazonaws.com/netinuwa/69871143312.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/37ad4b48-8b3b-444d-adfe-b0edd5b6ca75/how_do_i_manually_sort_rows_in_a_pivot_table.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/1f138c30-641d-457c-b7b5-abe6dcc46db1/57182033576.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
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00010edb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10EDB | 5184 bytes |
SHA-256: 79ba097e03ed7df9da5cbf8209420748246125bd25c8812d8ae03ade82144a34 |
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font_01_sfnt_off00012072.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12072 | 12728 bytes |
SHA-256: c8318c1f165f3792402859820896479a535aa1027d52e43ff0ba10f09bbc64b7 |
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font_02_sfnt_off00014ba8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x14BA8 | 16136 bytes |
SHA-256: 4a82d930af4ff3021f3d19cbd37464c8e664c90bef13661c9db69df894853898 |
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