MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Phishing:Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was flagged by a critical heuristic for linking to known malicious redirector infrastructure. Additionally, it contains a large number of embedded links, many hosted on Shopify, suggesting a link farm or SEO manipulation tactic. The ML classifier also strongly indicated maliciousness. The primary malicious IOC is the redirector URL.
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.ru/pify?keyword=poweredge+r730+idrac
- http://niloze.americanhealthservices.org/uploads/1/3/0/7/130740434/sajuno.pdf
- http://files.midwestdressage.org/uploads/1/3/1/4/131453867/dilibarofaxi_bazemunoruw.pdf
- http://files.nefertariliving.org/uploads/1/3/2/7/132712268/147264.pdf
- http://files.breathewithlauren.com/uploads/1/3/1/4/131437351/424db3.pdf
- https://cdn.shopify.com/s/files/1/0435/4523/1509/files/11581626856.pdf
- https://cdn.shopify.com/s/files/1/0433/1382/3909/files/batho_pele_principles_in_municipalities.pdf
- https://cdn.shopify.com/s/files/1/0428/8872/4639/files/nogigajitiperukeverigure.pdf
- https://cdn.shopify.com/s/files/1/0431/3032/3095/files/bepoberebalukupebezenusa.pdf
- https://cdn.shopify.com/s/files/1/0432/8059/7152/files/types_of_biometric_system.pdf
- https://cdn.shopify.com/s/files/1/0433/8361/9738/files/freeze_row_google_sheets_app.pdf
- https://cdn.shopify.com/s/files/1/0432/1217/7572/files/27752555787.pdf
- https://cdn.shopify.com/s/files/1/0438/2661/0333/files/hddscan_smart_report.pdf
- https://cdn.shopify.com/s/files/1/0440/1790/9910/files/defying_gravity_tv_series.pdf
- https://cdn.shopify.com/s/files/1/0466/2761/8981/files/71745804818.pdf
- https://cdn.shopify.com/s/files/1/0437/1972/1115/files/90733443486.pdf
- https://cdn.shopify.com/s/files/1/0428/3393/6547/files/sasijopuz.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_off00007add.binf4995bd370cf11d5b3c193df14e5ea738646e6a2bc221f8dfa812c1129d6ebb3 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7ADD | 5376 bytes |
font_01_sfnt_off00008d4d.binefbe8671572ce77d5910df903031ed03b5e488ed838d53246824f64ce24534f9 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8D4D | 14056 bytes |
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