MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF document contains a large number of embedded links, many of which point to external PDF files hosted on various domains. One critical heuristic identified a link to known malicious redirector infrastructure (https://ttraff.cc/pify?keyword=chaupai+sahib+lyrics+pdf), indicating a phishing or redirection attempt. 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=chaupai+sahib+lyrics+pdf
- http://lisijobe.ariverofnorway.com/uploads/1/3/1/3/131380429/8464837.pdf
- http://wexasizaw.lifepointeatwater.com/uploads/1/3/1/8/131871390/9240621.pdf
- http://files.2447w.com/uploads/1/3/2/3/132302892/zimifobik.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0436/9963/4328/files/39887961636.pdf
- https://cdn.shopify.com/s/files/1/0432/7541/9798/files/xenatuzunevajumixof.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/dovaxetudomorunuk.pdf
- https://cdn.shopify.com/s/files/1/0434/5249/8070/files/19169751426.pdf
- https://cdn.shopify.com/s/files/1/0431/4886/9786/files/payback_period_calculation_example.pdf
- https://cdn.shopify.com/s/files/1/0448/3442/2941/files/pojiwoxowinije.pdf
- https://cdn.shopify.com/s/files/1/0430/8176/0935/files/enviar_itinerario_amadeus.pdf
- https://cdn.shopify.com/s/files/1/0444/8750/8135/files/the_anatomy_of_revolution_download.pdf
- https://cdn.shopify.com/s/files/1/0434/5089/2440/files/wilizegubiruzarovuzuduzi.pdf
- https://cdn.shopify.com/s/files/1/0433/3410/7286/files/25432554352.pdf
- https://cdn.shopify.com/s/files/1/0432/3731/0626/files/sisasabovusedunoxepep.pdf
- https://cdn.shopify.com/s/files/1/0428/2603/9452/files/rusawipu.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
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000063bf.bin6b4588d12d090cc817aa73bfb7b52b11bf79e008467655e47505c02fd0a22d4f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x63BF | 5392 bytes |
font_01_sfnt_off00007605.bina70fe10d308c5315b8295261f4eff6fb4b02bd41c547b94c2fd7875641c86f1e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7605 | 9892 bytes |
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