MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a large number of embedded links, many pointing to Shopify domains hosting other PDFs, and one critical link to a known malicious redirector at `ttraff.cc`. This suggests a link farm or SEO poisoning attack designed to drive traffic to malicious infrastructure. The ML classifier strongly supports the malicious nature of this PDF.
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=what%20about%20love%20the%20color%20purple%20sheet%20music%20pdf
- http://files.motiontmb.com/uploads/1/3/2/6/132681579/basitapeta_xokolatameris.pdf
- http://files.streamlineacc.com/uploads/1/3/1/6/131606314/1515547.pdf
- http://files.oace.co/uploads/1/3/1/3/131381781/parotakime.pdf
- https://cdn.shopify.com/s/files/1/0433/3014/2363/files/dajifumipopitob.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/novorubafiwani.pdf
- https://cdn.shopify.com/s/files/1/0440/1384/6693/files/mogukugexegadati.pdf
- https://cdn.shopify.com/s/files/1/0429/7244/6873/files/fejupulazi.pdf
- https://cdn.shopify.com/s/files/1/0431/6830/1212/files/gemafej.pdf
- https://cdn.shopify.com/s/files/1/0428/7430/6719/files/kiweminelufub.pdf
- https://cdn.shopify.com/s/files/1/0434/5122/0120/files/xopivekototofigod.pdf
- https://cdn.shopify.com/s/files/1/0429/2270/5055/files/kitudixogu.pdf
- https://cdn.shopify.com/s/files/1/0431/7403/5607/files/felutibuzenipunabizuda.pdf
- https://cdn.shopify.com/s/files/1/0430/2641/5779/files/10444083650.pdf
- https://cdn.shopify.com/s/files/1/0433/7913/0531/files/91423066847.pdf
- https://cdn.shopify.com/s/files/1/0434/3146/1016/files/ansys_workbench_cfx_tutorial.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_off00006541.bin57924c83fd7aa7b383f9a994a4813515f66cbad2ea25aacbfd27890521e28acb |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6541 | 5608 bytes |
font_01_sfnt_off0000783a.bin9e6e226520636f999e8241567b10b8697b5c83112dcfda6a030f608ea64ab909 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x783A | 10552 bytes |
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