MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file contains a significant number of embedded links, many pointing to external PDF files hosted on various domains, including a known malicious redirector. This pattern is indicative of a link farm or SEO poisoning attack, designed to either distribute malware or manipulate search results. The ML classifier strongly supports the malicious nature of this 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.cc/pify?keyword=pacify+her+instrumental
- http://files.dowhatyoulovenyc.com/uploads/1/3/2/6/132682739/2a11a.pdf
- http://tuzawam.asroilpans.com/uploads/1/3/0/7/130739415/jurazejimipid-pokasozavoxul.pdf
- http://fekume.nvclbaseball.org/uploads/1/3/0/8/130873822/tudodara_xonugab_japebasobufetin.pdf
- http://files.krabi.fi/uploads/1/3/1/8/131856949/ef3be8bd7c3f.pdf
- https://cdn.shopify.com/s/files/1/0439/1400/2600/files/fipupapikuxamenan.pdf
- https://cdn.shopify.com/s/files/1/0434/4836/9319/files/54023153147.pdf
- https://cdn.shopify.com/s/files/1/0436/1807/4786/files/sopenoxatajowasagigexek.pdf
- https://cdn.shopify.com/s/files/1/0432/1977/9742/files/98283246755.pdf
- https://cdn.shopify.com/s/files/1/0454/7356/2790/files/bilingualism_thesis.pdf
- https://cdn.shopify.com/s/files/1/0433/5170/3706/files/ccna_200_125_practice_exam.pdf
- https://cdn.shopify.com/s/files/1/0437/7706/5121/files/gantala_panchangam_2016_to_2017_telugu.pdf
- https://cdn.shopify.com/s/files/1/0428/6709/7756/files/46930234687.pdf
- https://cdn.shopify.com/s/files/1/0437/5671/6183/files/13877857257.pdf
- https://cdn.shopify.com/s/files/1/0432/8708/5220/files/corporate_finance_stephen_ross_10th_edition.pdf
- https://cdn.shopify.com/s/files/1/0431/9926/6979/files/english_grammar_book_9th_class.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/
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00005a20.bina6f7ed44838bdc96f1944f4b968afd88474de02030a2a5cd9a27971a325f5888 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5A20 | 5224 bytes |
font_01_sfnt_off00006bbb.bin9e3dcee80225d673bdefde8e4c69bfbd10da63298049231af5fd80a52548cdcf |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6BBB | 9976 bytes |
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