MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a critical heuristic firing for a malicious redirector link, pointing to 'https://ttraff.cc/pify?keyword=diploma+applied+mathematics+2+pdf'. This indicates the document's primary purpose is to redirect users to potentially harmful sites. The presence of a PDF link farm heuristic further supports the malicious intent by suggesting the document is part of a larger scheme to distribute malicious links. The ML classifier also strongly flagged this PDF as malicious.
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=diploma+applied+mathematics+2+pdf
- http://gifulire.kofc420.org/uploads/1/3/0/7/130740510/9b12d89.pdf
- http://diselezi.steinwaywhisperer.com/uploads/1/3/1/4/131482975/8370170.pdf
- http://nepitisi.aforactive.co.uk/uploads/1/3/2/6/132681946/sepasamujike.pdf
- https://cdn.shopify.com/s/files/1/0434/0652/4583/files/programacion_de_base_de_datos_sql.pdf
- https://cdn.shopify.com/s/files/1/0440/5464/2853/files/70159281186.pdf
- https://cdn.shopify.com/s/files/1/0438/5007/2224/files/87195231045.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/benubojebexoreloruva.pdf
- https://cdn.shopify.com/s/files/1/0432/2122/1539/files/ielts_reading_academic_band_9.pdf
- https://cdn.shopify.com/s/files/1/0429/2139/4343/files/matrix_rotten_tomatoes.pdf
- https://cdn.shopify.com/s/files/1/0434/0131/4454/files/sinus_tarsi_syndrome.pdf
- https://cdn.shopify.com/s/files/1/0431/4529/8074/files/31871203471.pdf
- https://cdn.shopify.com/s/files/1/0434/7510/7990/files/16726560960.pdf
- https://cdn.shopify.com/s/files/1/0428/0185/6668/files/biography_of_famous_personalities.pdf
- https://cdn.shopify.com/s/files/1/0435/9149/9935/files/tugojeziwiwaku.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_off000062dd.bin99759fa5638dc89a54d68aafea5e03364312e79576584a587072ce7b827c04ac |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x62DD | 5432 bytes |
font_01_sfnt_off00007535.binad811bffcd792f3dcfed13251ad0af67bb947045573075d4b98370c213eb0d6c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7535 | 10836 bytes |
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