MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains numerous embedded links, with a critical heuristic firing indicating a link to known malicious redirector infrastructure. The document body, though heavily obfuscated, contains the URL 'https://ttraff.cc/pify?keyword=sin+cara+mask', which is likely used to redirect the user to a malicious site. The presence of a large number of external PDF links also suggests a link farm or distribution mechanism.
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=sin+cara+mask
- http://files.rezabekvineyards.com/uploads/1/3/0/9/130968917/6292429.pdf
- http://files.jflesher.net/uploads/1/3/2/6/132683069/kitalusikojelire.pdf
- http://files.lizfuscoart.com/uploads/1/3/1/6/131637477/ratorabigoz.pdf
- http://files.allcoverbookdesigns.com/uploads/1/3/1/4/131454207/petaxopi.pdf
- http://files.movement-intelligence.com/uploads/1/3/1/4/131452811/bf562d1f.pdf
- https://cdn.shopify.com/s/files/1/0431/0014/3777/files/xokelosetibiwodawigux.pdf
- https://cdn.shopify.com/s/files/1/0431/6315/6641/files/juzuxipulemu.pdf
- https://cdn.shopify.com/s/files/1/0430/0609/9605/files/15954648783.pdf
- https://cdn.shopify.com/s/files/1/0437/2961/7057/files/26281081902.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/30812088679.pdf
- https://cdn.shopify.com/s/files/1/0432/8328/4136/files/sineziritanaz.pdf
- https://cdn.shopify.com/s/files/1/0436/3033/0016/files/26282448580.pdf
- https://cdn.shopify.com/s/files/1/0430/9050/9977/files/18767013934.pdf
- https://cdn.shopify.com/s/files/1/0435/7623/0046/files/garageband_11_manual.pdf
- https://cdn.shopify.com/s/files/1/0436/0696/6429/files/28951132151.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_off0000bf9d.bin30da1ad690c251e92ab8544da3ca214caee97f9a13694df585de682b5c696390 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBF9D | 5080 bytes |
font_01_sfnt_off0000d0d0.bin04e7653e90842f5d2b26dee09ac8d36b5c711887aa8e3e6174c39bd681b6c7f7 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD0D0 | 11712 bytes |
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