MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a link farm with numerous links, including one pointing to a known malicious redirector. The document body, though heavily obfuscated, contains text related to 'free sheet music for piano beginners pdf' and the malicious URL itself. This suggests a phishing or scam attempt to redirect users to 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.cc/pify?keyword=free+sheet+music+for+piano+beginners+pdf
- http://files.jeremyclong.com/uploads/1/3/0/9/130969190/4777474.pdf
- http://files.whitegallowaysofwayby.com/uploads/1/3/0/8/130873907/fewubogukobavel-sixomolimu-mifip.pdf
- http://files.airbnbcleaningserviceanchorage.com/uploads/1/3/0/7/130739081/868753.pdf
- http://files.bottletreebehavioral.com/uploads/1/3/1/0/131070529/wegotuferoduni.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0429/1634/8057/files/30122708905.pdf
- https://cdn.shopify.com/s/files/1/0430/0944/1953/files/jovimoguvabag.pdf
- https://cdn.shopify.com/s/files/1/0432/1473/3480/files/27305863663.pdf
- https://cdn.shopify.com/s/files/1/0428/0002/1667/files/65526241451.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/78394199391.pdf
- https://cdn.shopify.com/s/files/1/0431/3219/0876/files/95623738777.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/vewurobafug.pdf
- https://cdn.shopify.com/s/files/1/0429/8748/7395/files/bizanejowukavuve.pdf
- https://cdn.shopify.com/s/files/1/0431/9258/2293/files/vasulafudutebegop.pdf
- https://cdn.shopify.com/s/files/1/0431/1659/3312/files/53663969609.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_off00007136.bin571fbaf8d56fd503a31ee9105430c09b4923a439f86152d9f32accd9d3646906 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7136 | 5632 bytes |
font_01_sfnt_off00008435.bin3be18077d0ee7c96ec55c84c8b4cfedac68914411507a24a2999bcbe8e9a531c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8435 | 10588 bytes |
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