MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF was flagged by a critical heuristic for linking to known malicious redirector infrastructure, specifically 'https://ttraff.ru/pify?keyword=desert+silento+lyrics'. Additionally, it contains a large farm of external PDF links, many hosted on Shopify, suggesting a link-farming or SEO-manipulation tactic to distribute malicious content. The ML classifier also strongly indicated maliciousness.
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/pify?keyword=desert+silento+lyrics
- http://files.lionpridebands.com/uploads/1/3/2/6/132681576/5273139.pdf
- http://files.jaclynbowie.com/uploads/1/3/0/7/130776757/4968512.pdf
- http://files.whstheatre.com/uploads/1/3/1/6/131636984/gotusufo-tofutitoramal-miwulonojawulej.pdf
- http://files.en.220stopinjposevno.com/uploads/1/3/0/7/130739284/sujexisebatelil.pdf
- http://files.shirleyanneceramics.com/uploads/1/3/1/4/131438501/gerenopij.pdf
- https://cdn.shopify.com/s/files/1/0437/1628/0475/files/suzodezupo.pdf
- https://cdn.shopify.com/s/files/1/0428/1552/0935/files/12580559062.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/jewepogepavab.pdf
- https://cdn.shopify.com/s/files/1/0435/6544/9371/files/34870270943.pdf
- https://cdn.shopify.com/s/files/1/0432/8049/8841/files/fuzokus.pdf
- https://cdn.shopify.com/s/files/1/0433/8080/1701/files/wulodagame.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/34515707504.pdf
- https://cdn.shopify.com/s/files/1/0434/9083/6645/files/fabipixojulone.pdf
- https://cdn.shopify.com/s/files/1/0436/1761/6034/files/kafunapox.pdf
- https://cdn.shopify.com/s/files/1/0435/4621/4564/files/tupelikosu.pdf
- https://cdn.shopify.com/s/files/1/0433/5858/4986/files/31978205125.pdf
- https://cdn.shopify.com/s/files/1/0431/5512/8477/files/46364483753.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_off00005e19.bin2ff08a8d03cc64fdc5a76912d3f567548bbc132b2fc0a48ccbc80dbc03272a62 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5E19 | 4684 bytes |
font_01_sfnt_off00006e28.bine280262f779b1e1ba1cd89b3cccd9fde23e66e87017f12459ac0833148b6b3f1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6E28 | 10224 bytes |
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