MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF document contains embedded links that lead to a redirector infrastructure, identified as malicious. The document body suggests a lure related to sheet music, likely to entice users to click the malicious link. The presence of numerous external PDF links further indicates a link farm, a common tactic for SEO poisoning or distributing malicious content.
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.ru/wix?keyword=there+you%2527+ll+be+sheet+music
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0431/5152/4008/files/12474413692.pdf
- https://cdn.shopify.com/s/files/1/0434/4093/0968/files/jexulutukazet.pdf
- https://cdn.shopify.com/s/files/1/0461/6463/9896/files/5349423586.pdf
- https://cdn.shopify.com/s/files/1/0439/3415/4907/files/exercice_amortissement_dgressif_avec_corrig.pdf
- https://cdn.shopify.com/s/files/1/0431/0886/0065/files/whatsapp_for_android_2._2._3.pdf
- https://cdn.shopify.com/s/files/1/0434/8212/0357/files/99905796059.pdf
- https://static.usrfiles.com/ugd/e6092c_07fefb1ce01a4a0fb3a038a0f83e62e0.pdf
- https://static.usrfiles.com/ugd/b8c837_74fa95b602744448aa61b1252f47909b.pdf
- https://static.usrfiles.com/ugd/b8c837_4ff32f78a12449649dd687e530b692e7.pdf
- https://static.usrfiles.com/ugd/b8c837_8895a66aa5e94c0aa5629c65ffb013c7.pdf
- https://static.usrfiles.com/ugd/b47706_e3470f2427d9462f97535cbbb985c44c.pdf
- https://static.usrfiles.com/ugd/5be868_2ca86cb9d8a3411ba93099cb17cda5de.pdf
- https://static.usrfiles.com/ugd/6cf392_89f93b5e126d460089e0b87b67d6d0fa.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_off000053c4.bin226f40d98642e629ba28fec1c09d7a5e5404cfb00107f6f3739f25616573695d |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x53C4 | 5052 bytes |
font_01_sfnt_off000064e3.bin04acd0ba059e0fbec63abb75e2edcf593a47140c8d328ae465143edf815f5ad3 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x64E3 | 13564 bytes |
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