MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains embedded links, one of which points to a known malicious redirector, ttraff.com. The document body, though heavily obfuscated, contains text that appears to be a lure for sheet music, and the PDF itself contains a large number of links to external PDFs, many hosted on Shopify. The primary malicious link is https://ttraff.com/pify?keyword=gimme+some+lovin+piano+sheet+music, which is designed to redirect the user to malicious infrastructure.
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=gimme+some+lovin+piano+sheet+music
- http://files.mudgeebusiness.com/uploads/1/3/0/7/130775714/c89a1eda8a6a24.pdf
- http://files.anhhongsaigon.com/uploads/1/3/1/4/131453907/jipafowotepuvir.pdf
- https://cdn.shopify.com/s/files/1/0434/2621/8134/files/opposite_of_misogamist.pdf
- https://cdn.shopify.com/s/files/1/0433/3928/4645/files/vukixozepegepunopu.pdf
- https://cdn.shopify.com/s/files/1/0433/5989/5717/files/zukukipebezolurud.pdf
- https://cdn.shopify.com/s/files/1/0437/1241/3851/files/69_vw_bug.pdf
- https://cdn.shopify.com/s/files/1/0445/9751/0308/files/logical_reasoning_questions_and_answers_for_cat.pdf
- https://cdn.shopify.com/s/files/1/0437/5976/3617/files/kulovobizod.pdf
- https://cdn.shopify.com/s/files/1/0433/6903/7974/files/33277729764.pdf
- https://cdn.shopify.com/s/files/1/0431/3251/8555/files/goxuboku.pdf
- https://cdn.shopify.com/s/files/1/0438/8651/0232/files/mebuziteg.pdf
- https://cdn.shopify.com/s/files/1/0437/7654/0834/files/aarti_kunj_bihari_ki_song_lyrics.pdf
- https://cdn.shopify.com/s/files/1/0428/3714/7811/files/probability_theory_ebook.pdf
- https://cdn.shopify.com/s/files/1/0435/5430/8245/files/pengertian_bronkopneumonia.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_off00005586.bin93fd1f84642ab74b9a1b8f5025d35156cda0df87c5505428a6bea245aab2e4d9 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5586 | 5168 bytes |
font_01_sfnt_off000066fd.bin50b9a70178c6d7a0073136f691959f576e0551e38413eda683baa7de1505a450 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x66FD | 10816 bytes |
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