MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.001 Malicious Link
T1059.001 PowerShell
The PDF contains a link farm and a specific malicious redirector URL, indicating a phishing or scam attempt. The document body, though obfuscated, contains the malicious URL and references to sheet music, likely a lure. The ML classifier strongly supports the malicious verdict. The primary attack vector appears to be directing users to the ttraff.com redirector.
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=somewhere+west+side+story+sheet+music+free
- http://litenu.cranechuanfa.com/uploads/1/3/1/4/131409236/3798648.pdf
- http://files.stonerstakeover.com/uploads/1/3/1/3/131379530/fafuko_jifatigefoxa_sarabopaj.pdf
- https://cdn.shopify.com/s/files/1/0436/9478/4665/files/vodosebuseviniv.pdf
- https://cdn.shopify.com/s/files/1/0429/9587/5989/files/bsa_camping_checklist.pdf
- https://cdn.shopify.com/s/files/1/0429/5219/6249/files/xixarikotikurifej.pdf
- https://cdn.shopify.com/s/files/1/0433/6346/7414/files/gafigagurofuzu.pdf
- https://cdn.shopify.com/s/files/1/0437/7680/2967/files/tigesuve.pdf
- https://cdn.shopify.com/s/files/1/0435/6099/2927/files/76342547943.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/19252536586.pdf
- https://cdn.shopify.com/s/files/1/0432/1725/6603/files/vapozi.pdf
- https://cdn.shopify.com/s/files/1/0439/3140/2395/files/kitid.pdf
- https://cdn.shopify.com/s/files/1/0453/6372/4443/files/17879888369.pdf
- https://cdn.shopify.com/s/files/1/0431/7102/0964/files/free_advanced_excel_training_download.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00004aa1.bin44343dd0955677bd6408cbbe475b923b0d1b779dd39a4c9dd8eb561ed6ff2c0b |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x4AA1 | 5092 bytes |
font_01_sfnt_off00005c08.bin8bb7c4d6c01c882c6252d4868c18b2492a1473772c967e45badfb865fe110032 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5C08 | 10364 bytes |
font_02_sfnt_off00007f92.bin9f355172d696dda274cac500966718f112ce76951f19577ac4888987ea6471b2 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7F92 | 4324 bytes |
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