MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains embedded links that redirect to a malicious URL, disguised as a "Vce to pdf converter online". The ML classifier strongly indicated maliciousness, and the document body itself contains the malicious URL. The presence of numerous external links suggests a link farm or SEO poisoning tactic to distribute the malicious PDF.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 4
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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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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=vce+to+pdf+converter+online
- http://files.claycountyhistoricalsocietyin.org/uploads/1/3/1/3/131380251/sivugeg.pdf
- http://files.mutianyugreatwalltours.com/uploads/1/3/1/4/131407194/1041215.pdf
- http://files.alimccann.net/uploads/1/3/0/7/130775921/398c4a6b4.pdf
- http://files.littlepicassobaltimore.com/uploads/1/3/2/7/132740525/3666971.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0438/5269/3654/files/zivadifibeperoratifikak.pdf
- https://cdn.shopify.com/s/files/1/0428/7502/7619/files/lesosemikebanasexon.pdf
- https://cdn.shopify.com/s/files/1/0432/3583/6063/files/factorio_bus_balancer.pdf
- https://cdn.shopify.com/s/files/1/0438/9958/4664/files/43963467745.pdf
- https://cdn.shopify.com/s/files/1/0434/0455/8488/files/85538354692.pdf
- https://cdn.shopify.com/s/files/1/0430/1769/9477/files/88405053030.pdf
- https://cdn.shopify.com/s/files/1/0434/8664/2336/files/coupled_cfd_dem_modeling.pdf
- https://cdn.shopify.com/s/files/1/0427/8845/4559/files/girikirisavuzoni.pdf
- https://cdn.shopify.com/s/files/1/0435/2756/9576/files/67961490177.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/32150460784.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://scripts.sil.org/OFL
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00006d07.bind9635b81180ed36d680ab89ff541841b96e24ea378ef52ce1bc57bf51a9abe02 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6D07 | 4784 bytes |
font_01_sfnt_off00007d6e.bin24e54c9137920d22991d93f9a2d84ddfcc35ebf7f8dcbaa6ccc089cb0507cd4f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7D6E | 13620 bytes |
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