MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a link to a known malicious redirector, ttraff.cc, disguised as a resource for students. The document body and embedded URLs suggest a link farm strategy, likely to obscure the final malicious destination. The ML classifier also strongly indicated maliciousness.
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=automobile+engineering+projects+for+final+year+students+pdf
- http://files.robintidwell.com/uploads/1/3/1/4/131407067/3030790.pdf
- http://files.sydniedphotos.com/uploads/1/3/1/1/131163969/kitanufosuwejux.pdf
- http://gufeka.fablegroundscoffee.com/uploads/1/3/1/8/131856907/poduvufi.pdf
- https://cdn.shopify.com/s/files/1/0432/2947/9072/files/l_allaitement_maternelle.pdf
- https://cdn.shopify.com/s/files/1/0435/6639/9647/files/53113539710.pdf
- https://cdn.shopify.com/s/files/1/0428/1312/8871/files/bigemunowafutotisif.pdf
- https://cdn.shopify.com/s/files/1/0431/3687/6695/files/division_bus_stop_method_worksheet.pdf
- https://cdn.shopify.com/s/files/1/0436/1846/7997/files/dukumujusuwepikadodegiva.pdf
- https://cdn.shopify.com/s/files/1/0432/5802/0004/files/54951640450.pdf
- https://cdn.shopify.com/s/files/1/0430/9303/3111/files/jeropurorewo.pdf
- https://cdn.shopify.com/s/files/1/0432/0120/0288/files/mufasogulu.pdf
- https://cdn.shopify.com/s/files/1/0431/9094/3902/files/29128415543.pdf
- https://cdn.shopify.com/s/files/1/0436/8944/3483/files/lilikoxol.pdf
- https://cdn.shopify.com/s/files/1/0431/8596/3169/files/tijijejo.pdf
- https://cdn.shopify.com/s/files/1/0429/5327/7589/files/39833419144.pdf
- https://cdn.shopify.com/s/files/1/0435/3196/0469/files/42065861878.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000082b0.binb78462f9d67e6281e494288d28e71b97a8c2817c3963d8acb672afcd78e1f0fe |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x82B0 | 2012 bytes |
font_01_sfnt_off00008c42.bin91d232c61a32941b852afd1a1ac8284a411c6d3bd8019b29b65de91af0d43f5e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8C42 | 5780 bytes |
font_02_sfnt_off00009fe2.bind9665021a6451423a064118f9a7ed4ef425ba3b99192eb43443476d6e9b786ea |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9FE2 | 10376 bytes |
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