MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file contains a significant number of embedded URLs, with a critical heuristic firing indicating a link to known malicious redirector infrastructure. The document body, though heavily obfuscated, also contains the URL 'https://ttraff.cc/pify?keyword=easy+alto+sax+sheet+music+pdf', which is likely used to redirect users to malicious sites. The presence of a large link farm further supports the attack pattern of SEO poisoning or phishing.
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=easy+alto+sax+sheet+music+pdf
- http://fenitapes.walnutstchurchofchrist.com/uploads/1/3/2/6/132681504/1967201.pdf
- http://files.7thgradescienceworld.com/uploads/1/3/0/8/130813144/kagawan.pdf
- http://files.barbershillyouthsoccer.org/uploads/1/3/1/4/131438460/kozebukuvu.pdf
- https://cdn.shopify.com/s/files/1/0430/4008/0021/files/zobepabededikuwuful.pdf
- https://cdn.shopify.com/s/files/1/0430/6780/1749/files/59673859636.pdf
- https://cdn.shopify.com/s/files/1/0429/7146/3831/files/lidumuvomiwaxalagazuxex.pdf
- https://cdn.shopify.com/s/files/1/0431/6535/2093/files/10329190183.pdf
- https://cdn.shopify.com/s/files/1/0431/1059/6765/files/kifuwufolererufedonag.pdf
- https://cdn.shopify.com/s/files/1/0428/6195/3191/files/sidezatuxopedibimonu.pdf
- https://cdn.shopify.com/s/files/1/0431/7400/2837/files/makogerifegovubu.pdf
- https://cdn.shopify.com/s/files/1/0435/6420/4193/files/30794550199.pdf
- https://cdn.shopify.com/s/files/1/0438/3696/5029/files/sonotube_concrete_calculator.pdf
- https://cdn.shopify.com/s/files/1/0436/0939/1261/files/buletumemoziwibatekaledo.pdf
- https://cdn.shopify.com/s/files/1/0433/4416/7064/files/zixatumemiwipenejip.pdf
- https://cdn.shopify.com/s/files/1/0431/8615/9767/files/hyster_forklift_manual_free.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_off0000538f.bind8e31c655076760c83a5f2a3328008011529045f44d8966aec63e3c3e771de8e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x538F | 5424 bytes |
font_01_sfnt_off000065ef.bin7dd3523a9d487ce9224b072ca7bce67d0f42747ea152e1494a1061c713c1c326 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x65EF | 9880 bytes |
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