MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a malicious redirector link disguised as 'electric guitar sheet music free'. The link points to 'ttraff.com', a known malicious redirector. The document also contains a large number of embedded links, many pointing to Shopify, likely for SEO manipulation to increase visibility. The ML classifier strongly indicates 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.com/pify?keyword=electric+guitar+sheet+music+free
- http://files.orbisholding.com/uploads/1/3/1/3/131398242/1256028.pdf
- http://zoxawu.sbdumpsterrental.com/uploads/1/3/1/3/131383791/gizuti.pdf
- https://cdn.shopify.com/s/files/1/0432/2469/4942/files/mary_balogh_descargar.pdf
- https://cdn.shopify.com/s/files/1/0433/6802/2172/files/compound_words_worksheet_grade_2.pdf
- https://cdn.shopify.com/s/files/1/0429/6271/4773/files/17375298510.pdf
- https://cdn.shopify.com/s/files/1/0430/4565/0586/files/insurtech_2020.pdf
- https://cdn.shopify.com/s/files/1/0452/4769/2957/files/vawaruvogirurijemukisejov.pdf
- https://cdn.shopify.com/s/files/1/0436/2131/8818/files/39498079545.pdf
- https://cdn.shopify.com/s/files/1/0431/6728/5404/files/job_reclassification_letter_template.pdf
- https://cdn.shopify.com/s/files/1/0448/9206/1851/files/emotional_intelligence_2._0_summary.pdf
- https://cdn.shopify.com/s/files/1/0429/2686/6599/files/nirorine.pdf
- https://cdn.shopify.com/s/files/1/0427/4218/6150/files/pdf_converter_to_word_freeware_full_version.pdf
- https://cdn.shopify.com/s/files/1/0437/3217/2951/files/73087975055.pdf
- https://cdn.shopify.com/s/files/1/0429/3879/4147/files/54272393696.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/
- https://cdn.shopify.com/s/files/1/0431/6728/5404/files/job_reclassification_lette
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000074ce.bin2733aba17aa3ce75745accc238af8469aa7cf5dad27cf501b4bf782a301b1637 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x74CE | 5252 bytes |
font_01_sfnt_off0000868a.binedb914295de9fd661c1cd070d4a13eab7eeea541000664438f3abada1969db20 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x868A | 9864 bytes |
font_02_sfnt_off0000a888.bindbe3dd64dc066f428802739f18684eaf08c446fcda8cbe88d420f1ef9ee6b29b |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xA888 | 16100 bytes |
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