MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains numerous embedded URLs, with a critical heuristic firing for a malicious redirector link. The document body, though heavily obfuscated, contains text referencing sheet music and includes the malicious URL. The presence of a link farm suggests an attempt to distribute malicious content or engage in SEO poisoning. 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.cc/pify?keyword=festive+trumpet+tune+sheet+music+pdf
- http://files.ccanorth.org/uploads/1/3/1/4/131438190/8be1b423dc9f52.pdf
- http://files.tradewindsroofingsc.com/uploads/1/3/0/7/130776275/9133442.pdf
- http://files.beatawiggen.com/uploads/1/3/2/6/132696015/ximasitap-saforitog-piwejefateta-tubike.pdf
- http://files.trnwestchester.org/uploads/1/3/0/7/130776575/movenolonusemi-safazepe-toguju.pdf
- http://files.redefiningwoman.com/uploads/1/3/1/8/131871633/10de90120fd.pdf
- https://cdn.shopify.com/s/files/1/0435/7256/0033/files/mac_ps3_controller.pdf
- https://cdn.shopify.com/s/files/1/0434/1222/6206/files/mokififosisisumow.pdf
- https://cdn.shopify.com/s/files/1/0428/4032/6300/files/wogitixisefoled.pdf
- https://cdn.shopify.com/s/files/1/0432/8256/3232/files/lexington_ky_tv_guide.pdf
- https://cdn.shopify.com/s/files/1/0427/5837/3542/files/tumotozawefunudimuj.pdf
- https://cdn.shopify.com/s/files/1/0431/8851/9076/files/ponepato.pdf
- https://cdn.shopify.com/s/files/1/0430/4614/2114/files/the_pearl_study_guide.pdf
- https://cdn.shopify.com/s/files/1/0435/2655/3755/files/davorurotewoduw.pdf
- https://cdn.shopify.com/s/files/1/0436/7260/0726/files/zosubukojiwafelanu.pdf
- https://cdn.shopify.com/s/files/1/0430/2100/9053/files/64699321748.pdf
- https://cdn.shopify.com/s/files/1/0430/2897/1674/files/kowarubekeviwaku.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_off00004665.bincf791ee1085b6722dd2198174037edcffba1d032e2866de935e5a22c81a432c5 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x4665 | 5168 bytes |
font_01_sfnt_off000057dd.bin9e1a6a045c9c1731081afa9b9ceff39a69ea5108ecc24580e37bac044f992e3c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x57DD | 10108 bytes |
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