MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a link to a known malicious redirector, ttraff.cc, which is likely intended to lead the user to a malicious site. The document body, though heavily obfuscated, contains the same URL. The ML classifier also strongly indicated maliciousness. The PDF also contains a large number of embedded links, suggesting a link farm or SEO poisoning attempt.
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/wix?keyword=tincion+simple+microbiologia
- https://cdn.shopify.com/s/files/1/0431/0709/0581/files/wuzewusomuwuvarim.pdf
- https://cdn.shopify.com/s/files/1/0433/0602/5128/files/45638430139.pdf
- https://cdn.shopify.com/s/files/1/0434/5357/9430/files/kufewuwesumidarixejoli.pdf
- https://cdn.shopify.com/s/files/1/0431/1695/3751/files/15280009163.pdf
- https://cdn.shopify.com/s/files/1/0432/8911/6836/files/11091967499.pdf
- https://cdn.shopify.com/s/files/1/0430/7563/3306/files/ladadakusatitegimot.pdf
- https://cdn.shopify.com/s/files/1/0447/5705/7687/files/klasifikasi_asma_pada_anak.pdf
- https://cdn.shopify.com/s/files/1/0433/3531/9702/files/spise_ananas_etter_egglsning.pdf
- https://cdn.shopify.com/s/files/1/0433/5586/5242/files/regedojujevamumevo.pdf
- https://cdn.shopify.com/s/files/1/0462/4030/1216/files/54296343740.pdf
- https://cdn.shopify.com/s/files/1/0434/3998/0711/files/how_to_join_files_mac.pdf
- https://cdn.shopify.com/s/files/1/0463/7717/3147/files/solucionario_matematicas_academicas.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/
- https://cdn.shopify.com/s/files/1/0462/4030/
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000069c2.bin2b8140e560386a16bba9d79c8f82c7464ebb6d3f06b2670a02e9f475614f3aac |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x69C2 | 5340 bytes |
font_01_sfnt_off00007bc7.bina291a13f94ab4302518a9fa3406778cb67f6bc45b6af1af7bc77a91cc8f7f039 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7BC7 | 11480 bytes |
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