MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
T1204.002 Malicious Link
The PDF contains multiple embedded URLs, with a critical heuristic firing for a malicious redirector link pointing to 'ttraff.com'. The document body, though heavily obfuscated, also contains this URL and numerous other links hosted on Shopify and other domains, suggesting a link farm or redirection strategy. The ML classifier strongly indicates maliciousness, supporting the attack pattern of luring users to external malicious sites.
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.com/pify?keyword=bass+fishing+guides+on+chickamauga+lake
- http://zusox.vtfarmshow.com/uploads/1/3/0/8/130814328/2307159.pdf
- http://pegukufex.shopteambros.com/uploads/1/3/1/8/131857920/f3b183f69f9.pdf
- http://files.rusticdesignsflowerfarm.com/uploads/1/3/0/7/130775997/femojiwotefa.pdf
- https://cdn.shopify.com/s/files/1/0434/2703/7336/files/chiari_malformation_caused_by_epidural.pdf
- https://cdn.shopify.com/s/files/1/0428/5664/4774/files/50463787110.pdf
- https://cdn.shopify.com/s/files/1/0431/7518/2485/files/13684727074.pdf
- https://cdn.shopify.com/s/files/1/0434/4535/4658/files/acet_application_forms.pdf
- https://cdn.shopify.com/s/files/1/0434/2684/0737/files/zejeroparikenotumebafo.pdf
- https://cdn.shopify.com/s/files/1/0427/5542/4423/files/refuni.pdf
- https://cdn.shopify.com/s/files/1/0431/9143/5422/files/18159063048.pdf
- https://cdn.shopify.com/s/files/1/0433/3341/9160/files/80040003883.pdf
- https://cdn.shopify.com/s/files/1/0440/8757/4678/files/julalabajekumativofimav.pdf
- https://cdn.shopify.com/s/files/1/0437/4603/3818/files/u_satyanarayana_biochemistry_download.pdf
- https://cdn.shopify.com/s/files/1/0432/3993/2064/files/aula_internacional_1_libro_del_alumno_free_download.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_off00006163.bin4a21bdabec4d1a353cb44cf3c8440f645a09d26a786a6eb3ef92f48dacb90a6d |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6163 | 5452 bytes |
font_01_sfnt_off000073bf.bin9e94b06e59cbfa59cd02c1db9e3a280f5872de47caf82be607fdea79f447ebef |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x73BF | 9928 bytes |
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