MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous embedded links, with one specifically pointing to a known malicious redirector. The ML classifier also flagged this PDF as malicious. The document body, though heavily obfuscated, contains the malicious URL and appears to be a lure for users to click on the provided links, likely leading to further malicious content or downloads.
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.cc/pify?keyword=idsa+uti+guideline
- http://vaxulozok.isdrc.net/uploads/1/3/1/3/131381533/jozitapubejoxuxosu.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0433/9505/5766/files/basis_of_apportionment_of_overheads.pdf
- https://cdn.shopify.com/s/files/1/0430/5197/4818/files/what_are_allophones.pdf
- https://cdn.shopify.com/s/files/1/0433/4452/7525/files/5679248043.pdf
- https://cdn.shopify.com/s/files/1/0436/4831/9638/files/adobe_photoshop_cs5_brushes.pdf
- https://cdn.shopify.com/s/files/1/0436/4913/8846/files/zuzuvegonifex.pdf
- https://cdn.shopify.com/s/files/1/0439/0469/6472/files/34037639012.pdf
- https://cdn.shopify.com/s/files/1/0431/3923/5997/files/tikirenejefinesotuluxuz.pdf
- https://cdn.shopify.com/s/files/1/0433/9535/0684/files/principios_de_asepsia_y_antisepsia_en_enfermeria.pdf
- https://cdn.shopify.com/s/files/1/0434/5646/3014/files/56398811651.pdf
- https://cdn.shopify.com/s/files/1/0436/6611/2662/files/83750557878.pdf
- https://cdn.shopify.com/s/files/1/0434/6662/1094/files/lotirelupepagowomisosur.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
- http://dejavu.sourceforge.net
- http://dejavu.sourceforge.net/wiki/index.php/License
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000cc26.bin4fae203bcb7d36396e2f4ca495eb28021ccb44534eee85e3bd900bccc6f5eef9 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCC26 | 4832 bytes |
font_01_sfnt_off0000dca1.bin7df46a1e86cbc8d3a6420359fb60f676dec3656b5e76799ad050a76e69436014 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDCA1 | 12752 bytes |
font_02_sfnt_off00010582.bin91cedcf7eaa3e9ac62c6cea9231d0a10e4f7640d68551b62ee63f13936c934a2 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10582 | 16208 bytes |
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