MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF document contains numerous links, including one pointing to a known malicious redirector. The document body, though heavily obfuscated, contains the URL 'https://ttraff.com/pify?keyword=diploma+applied+science+textbook+pdf', suggesting a lure to a malicious site. The presence of a large number of external PDF links also indicates a link farm, likely for SEO manipulation or to distribute malicious content.
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.com/pify?keyword=diploma+applied+science+textbook+pdf
- http://files.tcevintage.com/uploads/1/3/1/3/131381900/8803281.pdf
- http://files.greaterwayfaithworshipcenter.org/uploads/1/3/2/7/132740606/7841657.pdf
- http://xapom.airlineace.com/uploads/1/3/0/8/130814328/5696733.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0432/3845/7504/files/79849607859.pdf
- https://cdn.shopify.com/s/files/1/0435/7505/0395/files/72096907094.pdf
- https://cdn.shopify.com/s/files/1/0434/6521/2066/files/65520072644.pdf
- https://cdn.shopify.com/s/files/1/0431/5119/6314/files/jobojixega.pdf
- https://cdn.shopify.com/s/files/1/0430/6839/1591/files/non_ruminant_animal_production.pdf
- https://cdn.shopify.com/s/files/1/0440/8557/5832/files/pujobemavopisuwuduziw.pdf
- https://cdn.shopify.com/s/files/1/0434/2457/9751/files/jofatigasenoxu.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/13139855908.pdf
- https://cdn.shopify.com/s/files/1/0428/3957/2643/files/34302102079.pdf
- https://cdn.shopify.com/s/files/1/0433/5756/9176/files/45744323051.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_off00004756.bin25462d4bc516465ba041333f364403c94b1d12bfacc71aa7ed12317d48105d9b |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x4756 | 5476 bytes |
font_01_sfnt_off000059e4.bin91fd6e75cabd9c9337e2223f45f0a64686407862b73a664689b27ec265ebf6e5 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x59E4 | 9792 bytes |
font_02_sfnt_off00007b98.bine296a61d2d303e35be9e1a35631556663d2780498efa7e8f3867bf557f172fe6 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7B98 | 16164 bytes |
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