MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a critical heuristic firing for a malicious redirector link pointing to 'https://ttraff.ru/pify?keyword=switzerland+schengen+visa+application+form+pdf'. Additionally, it exhibits a PDF link farm behavior, embedding numerous external PDF links, one of which is 'https://cdn.shopify.com/s/files/1/0432/6624/4766/files/pressure_gauge_calibration_by_dead_weight_tester.pdf'. The document body, though partially corrupted, contains text related to 'Switzerland schengen visa application form pdf', reinforcing the lure. The primary malicious link likely serves as a gateway to a phishing or malware distribution site.
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.ru/pify?keyword=switzerland+schengen+visa+application+form+pdf In PDF document text
- http://files.larsenhusby.com/uploads/1/3/2/6/132696048/rolezidib.pdfIn PDF document text
- http://jofasi.geophysical.eu/uploads/1/3/0/8/130814347/8454386.pdfIn PDF document text
- http://xufesapen.foothillbasketball.org/uploads/1/3/1/8/131871390/guzalu-luropu-dexigoligisemid.pdfIn PDF document text
- http://files.loganmona.co/uploads/1/3/1/3/131379740/purowi.pdfIn PDF document text
- http://files.milaraphael.com/uploads/1/3/1/1/131163533/1363654.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://www.daltonmaag.com/In PDF document text
- https://cdn.shopify.com/s/files/1/0432/6624/4766/files/pressure_gauge_calibration_by_dead_weight_tester.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9842/3967/files/calculus_and_analytic_geometry_by_howard_anton.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/8714/3839/files/dujamivamijufafebazoluzu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/3452/6375/files/1264393214.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/1761/6034/files/43304447097.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/4751/0435/files/el_feudalismo_2_eso.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/8184/2341/files/8094815901.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0449/8564/7272/files/calculus_early_transcendental_functions_5th_edition.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/8682/2053/files/55589806409.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/3411/5233/files/85192422290.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/6840/7464/files/program_convert_to_word_support_arabic.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/2735/6056/files/13141330663.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00005d90.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5D90 | 5664 bytes |
SHA-256: 14fe7afcd3028e5184ed26501e68bdd29981f365633f8e71ee0dae8d32323cb0 |
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font_01_sfnt_off000070b8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x70B8 | 9716 bytes |
SHA-256: 315586de987fc8a0f1443335a5f998a73728ac6ff70bbdc5e27db92841833f8f |
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font_02_sfnt_off000091fa.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x91FA | 4324 bytes |
SHA-256: a542ec26cea93e049a2e27cd59b1347dd9bbdea13775fd7b822b3c2b3136116f |
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