MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF file contains a link that redirects to a known malicious infrastructure, identified by the PDF_MALICIOUS_REDIRECTOR_LINK heuristic. The document body, though heavily obfuscated, contains text related to 'Bus ticket format in word' and the malicious URL. The PDF_SEO_LINK_FARM heuristic indicates a mass of external links, suggesting a link farm or SEO poisoning attempt. The ML_NYX_PDF_MALICIOUS heuristic further supports the malicious nature of the file.
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=bus+ticket+format+in+word
- http://files.riverranchgoldens.com/uploads/1/3/1/6/131607163/kiwefo_povisukuxadez_lixozibi.pdf
- http://files.riataliadesigns.com/uploads/1/3/1/4/131483138/13986ab9e1a.pdf
- http://lovisex.lechicacademy.com/uploads/1/3/2/8/132814930/6629424.pdf
- http://navew.taiwanhotelnews.com/uploads/1/3/0/8/130813714/pumenixuwifo.pdf
- http://files.kategarrettwrites.co.uk/uploads/1/3/2/7/132741556/nevur_logejovumure_lozati.pdf
- https://cdn.shopify.com/s/files/1/0434/0128/1701/files/64869307452.pdf
- https://cdn.shopify.com/s/files/1/0431/1888/7073/files/kanor.pdf
- https://cdn.shopify.com/s/files/1/0429/6402/5493/files/21935913347.pdf
- https://cdn.shopify.com/s/files/1/0429/4190/7100/files/nfl_collective_bargaining_agreement.pdf
- https://cdn.shopify.com/s/files/1/0431/9405/6861/files/annuities_tables.pdf
- https://cdn.shopify.com/s/files/1/0432/5959/2864/files/halo_glasslands.pdf
- https://cdn.shopify.com/s/files/1/0429/6006/0567/files/kijofexusefusimibonawi.pdf
- https://cdn.shopify.com/s/files/1/0439/0954/6136/files/bipegol.pdf
- https://cdn.shopify.com/s/files/1/0432/2836/4968/files/42130735033.pdf
- https://cdn.shopify.com/s/files/1/0438/4518/9794/files/89829099516.pdf
- https://cdn.shopify.com/s/files/1/0436/4645/1862/files/discord_how_to_setup_webhooks.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_off00005d10.bin23689c9446eb168bc1a5c3f4f88157b873b6b948211afa4d0cf5da63c5cd21ee |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5D10 | 5340 bytes |
font_01_sfnt_off00006f34.binb76c46db498eb8d200fa97c030db19ab1b559029c59d848962cc5d65ed31f3be |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6F34 | 13696 bytes |
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