MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.001 User Execution: Malicious Link
T1071.001 Web Protocols
The PDF contains a heuristic firing for a malicious redirector link, pointing to 'ttraff.com'. The document body, though heavily obfuscated, also contains this URL and references to sheet music, suggesting a lure. Additionally, a PDF link farm heuristic indicates the presence of numerous external links, with the primary one being to a Shopify domain which hosts another PDF. The ML classifier 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.com/pify?keyword=phantom+of+the+opera+songs+sheet+music
- http://files.pantoffelkinovideo.com/uploads/1/3/0/7/130776826/xikezovi.pdf
- http://files.michellevelvin.com/uploads/1/3/1/3/131398428/08c823a61a8b1bb.pdf
- http://files.toddkisicki.com/uploads/1/3/2/6/132682787/f3decedf.pdf
- https://cdn.shopify.com/s/files/1/0432/1568/3744/files/rotating_images_javascript.pdf
- https://cdn.shopify.com/s/files/1/0431/4277/4938/files/xofazovopom.pdf
- https://cdn.shopify.com/s/files/1/0431/8153/9489/files/zupav.pdf
- https://cdn.shopify.com/s/files/1/0437/2326/0058/files/lemuloxusixexeziw.pdf
- https://cdn.shopify.com/s/files/1/0428/2669/4822/files/podewawuvikunonabazifir.pdf
- https://cdn.shopify.com/s/files/1/0440/9117/9160/files/lol_surprise_doll_coloring_sheet.pdf
- https://cdn.shopify.com/s/files/1/0437/6382/6849/files/11995044156.pdf
- https://cdn.shopify.com/s/files/1/0458/1408/7846/files/76197085433.pdf
- https://cdn.shopify.com/s/files/1/0436/9842/1913/files/schneider_electric_lv_switchgear_catalogue.pdf
- https://cdn.shopify.com/s/files/1/0428/5402/3327/files/69856129806.pdf
- https://cdn.shopify.com/s/files/1/0428/5726/7359/files/98391808709.pdf
- https://cdn.shopify.com/s/files/1/0437/7211/7141/files/12674313081.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_off000055de.binf82dbd43df5fe97ba9fc2e4a9ee2ddc0141c22290d52a9c8e5a0c80cca0f7542 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x55DE | 5396 bytes |
font_01_sfnt_off0000680e.bin2976db57b9d37acdb0d58ef74eeacbd19376bc3bdecba6ad1eb341045cb3024f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x680E | 14176 bytes |
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