MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF was flagged as malicious by an ML classifier and contains a high number of embedded links. One of these links, 'https://ttraff.cc/pify?keyword=ice+sheet+meaning+in+tamil', points to known malicious redirector infrastructure. The document also contains a large number of links to PDFs hosted on Shopify, suggesting a link farm or SEO manipulation tactic. No scripts were extracted, and the document body is heavily obfuscated, limiting further analysis of intent beyond link distribution.
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=ice+sheet+meaning+in+tamil
- http://files.chemisthompson.com/uploads/1/3/1/4/131438459/jepakunekirip_zifafopo.pdf
- https://cdn.shopify.com/s/files/1/0428/4504/4892/files/apstolos_augustus_nicodemus.pdf
- https://cdn.shopify.com/s/files/1/0430/7278/2489/files/gisuwenujosamikajugok.pdf
- https://cdn.shopify.com/s/files/1/0435/7927/7467/files/pibomubofuforekivosalaf.pdf
- https://cdn.shopify.com/s/files/1/0431/4424/9504/files/88339779650.pdf
- https://cdn.shopify.com/s/files/1/0435/8920/6174/files/1912602921.pdf
- https://cdn.shopify.com/s/files/1/0430/6888/3106/files/16935991389.pdf
- https://cdn.shopify.com/s/files/1/0433/5825/7306/files/chemistry_periodic_table_test.pdf
- https://cdn.shopify.com/s/files/1/0437/6533/4165/files/bevimumal.pdf
- https://cdn.shopify.com/s/files/1/0432/6889/8966/files/69066759911.pdf
- https://cdn.shopify.com/s/files/1/0433/1008/8360/files/76973660746.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/67062005494.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_off00005ae9.bin0e8ebcc7c41e72d97dc9b7d2c3e10f969372a663a1f3237e393dbcc77af29b3a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5AE9 | 5052 bytes |
font_01_sfnt_off00006bf5.bine2252412f6ed938e27d78f2aa8f5b0d42208dd680f705caecc0b1027f871c456 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6BF5 | 10284 bytes |
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