MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a critical heuristic firing for a malicious redirector link, pointing to 'ttraff.cc'. The document body, though heavily obfuscated, also contains this URL and numerous other URLs pointing to static.usrfiles.com and cdn.shopify.com, suggesting a link farm or redirection strategy. The ML classifier also strongly indicated maliciousness.
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=concha+buika+no+habra+nadie+en+el+mu
- https://static.usrfiles.com/ugd/affb4a_0dd708be0080452887577b2aec8d55ce.pdf
- https://static.usrfiles.com/ugd/b8c837_fdd3d76c3f8547e69e103a70e265f844.pdf
- https://static.usrfiles.com/ugd/b8c837_042007822ad24e519d279f0d3604b673.pdf
- https://static.usrfiles.com/ugd/b8c837_9e3b4622226e425fbc95cc7d4cf7127b.pdf
- https://static.usrfiles.com/ugd/dfb5f8_a3ed8490e94248a8994dd9ce18ec2107.pdf
- https://static.usrfiles.com/ugd/b8c837_18b4dcb7af6a4cc18f8d0f2ff2453413.pdf
- https://static.usrfiles.com/ugd/5de1df_4428500728af42f9b942601df29a2375.pdf
- https://cdn.shopify.com/s/files/1/0434/7428/8793/files/techniques_of_grammar_translation_method.pdf
- https://cdn.shopify.com/s/files/1/0439/8625/6030/files/kijejivujowawo.pdf
- https://cdn.shopify.com/s/files/1/0432/6627/7531/files/47435343168.pdf
- https://cdn.shopify.com/s/files/1/0433/2873/3352/files/5910101828.pdf
- https://cdn.shopify.com/s/files/1/0437/6972/5080/files/7128076932.pdf
- https://cdn.shopify.com/s/files/1/0436/1761/6034/files/rujab.pdf
- https://cdn.shopify.com/s/files/1/0433/9394/1671/files/zamobasobebarop.pdf
- https://cdn.shopify.com/s/files/1/0462/1854/3258/files/digital_art_commission_contract.pdf
- https://cdn.shopify.com/s/files/1/0464/2488/3352/files/plan_de_meuble_en_bois_gratuit.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_off00005b95.binfa18a676cdba0dd453f9fa43980dbd9aecc6398f209a9c771a5415d1b7e8474b |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5B95 | 5112 bytes |
font_01_sfnt_off00006cbb.bin5fba510fb7688ac83e6d3808cd9051b5b4a5dc770dc94074728e3570cd760c5d |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6CBB | 11728 bytes |
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