MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a significant number of embedded links, many pointing to Shopify domains, which is indicative of a link farm. One critical heuristic identified a link to a known malicious redirector, ttraff.cc, which is likely the primary malicious payload delivery mechanism. The document body, though heavily obfuscated, contains keywords related to 'Doraemon cartoon wallpaper free', suggesting a lure to attract users to click on the malicious links.
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=doraemon+cartoon+wallpaper+free
- http://files.blisstravelservice.com/uploads/1/3/1/3/131398322/pedosimexa.pdf
- http://files.masterkingconstruction.com/uploads/1/3/0/7/130739232/9757248.pdf
- http://files.mballew.com/uploads/1/3/0/7/130738741/842213fd1b.pdf
- http://files.mayadayal.com/uploads/1/3/2/7/132740445/5897162.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/60561448525.pdf
- https://cdn.shopify.com/s/files/1/0429/8558/6841/files/90732123616.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/kepudanunakadop.pdf
- https://cdn.shopify.com/s/files/1/0433/4950/8246/files/88946681892.pdf
- https://cdn.shopify.com/s/files/1/0432/3282/1412/files/87000950653.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/39858795743.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/2283550224.pdf
- https://cdn.shopify.com/s/files/1/0431/8917/4432/files/vewikugosula.pdf
- https://cdn.shopify.com/s/files/1/0428/9167/3763/files/werosozut.pdf
- https://cdn.shopify.com/s/files/1/0433/5498/0505/files/robubijalarowipej.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/malerofefamizekigo.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_off00006e5b.bina64ee831048a8b39d13c4739759f840bb97510f31c29076bc22ff308b0c7b2d7 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6E5B | 4812 bytes |
font_01_sfnt_off00007eab.bin2062dd563a7ed777d1777dff6fd4e45052ddfb20f72be1f29cecd47b27004269 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7EAB | 10220 bytes |
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