MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains numerous embedded links, with one critical heuristic identifying a link to known malicious redirector infrastructure. The document body, though heavily obfuscated, contains text that appears to be related to the embedded URLs, suggesting a lure to external content. The ML classifier strongly indicates maliciousness, and the presence of multiple PDF links points towards a link farm or redirection strategy.
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/wb?keyword=iv%20cannulation%20sites%20pdf
- http://lirif.dunsmuirdeerhounds.com/uploads/1/3/2/8/132814930/7ff681b.pdf
- http://files.aptdevelopmentgroupllc.org/uploads/1/3/1/8/131872285/todebik_rowop_zimasobotidojob_waxekamezimuj.pdf
- http://mumefo.akashicgrove.com/uploads/1/3/0/7/130775045/bireda.pdf
- https://cdn.shopify.com/s/files/1/0436/1817/3086/files/nitakevoxiw.pdf
- https://cdn.shopify.com/s/files/1/0437/5265/2951/files/sukonugomezuvo.pdf
- https://cdn.shopify.com/s/files/1/0431/7777/1164/files/51880671154.pdf
- https://cdn.shopify.com/s/files/1/0437/9141/7505/files/xamefixejifusufe.pdf
- https://cdn.shopify.com/s/files/1/0428/4760/0807/files/geometrical_optics_in_engineering_physics.pdf
- https://cdn.shopify.com/s/files/1/0428/2925/0719/files/lasax.pdf
- https://cdn.shopify.com/s/files/1/0430/1104/7575/files/vice_city_font.pdf
- https://cdn.shopify.com/s/files/1/0433/3050/2806/files/jexuwutowatilomera.pdf
- https://cdn.shopify.com/s/files/1/0432/0677/0849/files/zamipajabomofar.pdf
- https://cdn.shopify.com/s/files/1/0429/9957/8773/files/43464550008.pdf
- https://cdn.shopify.com/s/files/1/0431/3802/3592/files/panovel.pdf
- https://cdn.shopify.com/s/files/1/0432/8118/6972/files/dedufo.pdf
- https://cdn.shopify.com/s/files/1/0431/6961/1932/files/7371733065.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_off00006c70.bin3d9ba776ba561db4a533d919cc8bfc28ef0e93ba5a5558b6bd76738f9dc6cf95 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6C70 | 5052 bytes |
font_01_sfnt_off00007db1.bin6d324ab0679b25fd4ed406cc1a766589b3f60d783b972088406cebbd655b46f7 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7DB1 | 12828 bytes |
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