MALICIOUS
152
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.com, disguised as a Dell r730 spec sheet. The document also features a large number of external PDF links, many hosted on Shopify, likely for SEO manipulation to improve search engine ranking for malicious content. The ML classifier 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.com/pify?keyword=dell+r730+spec+sheet+pdf
- http://files.classicalprep.com/uploads/1/3/0/7/130740138/0e97f60509ff.pdf
- http://files.mukipictures.com/uploads/1/3/1/1/131163658/vumulimatetu_mefexivisekuw.pdf
- http://files.thefashionanalyst.com/uploads/1/3/1/3/131383624/wezunawe.pdf
- https://cdn.shopify.com/s/files/1/0429/8938/7939/files/17483159331.pdf
- https://cdn.shopify.com/s/files/1/0432/6594/9862/files/sidewujuvituzabi.pdf
- https://cdn.shopify.com/s/files/1/0429/1392/3228/files/worememiwapa.pdf
- https://cdn.shopify.com/s/files/1/0429/9957/8773/files/2713841787.pdf
- https://cdn.shopify.com/s/files/1/0429/1647/9132/files/jinuweduwifiwumonapuja.pdf
- https://cdn.shopify.com/s/files/1/0427/6341/9814/files/17598506551.pdf
- https://cdn.shopify.com/s/files/1/0432/8371/0117/files/nowofola.pdf
- https://cdn.shopify.com/s/files/1/0429/2257/3990/files/xexebezosima.pdf
- https://cdn.shopify.com/s/files/1/0431/7783/6702/files/sirope.pdf
- https://cdn.shopify.com/s/files/1/0437/7142/9015/files/makalah_metabolisme_protein.pdf
- https://cdn.shopify.com/s/files/1/0429/2745/6419/files/physics_laboratory_experiments_7th_edition.pdf
- https://cdn.shopify.com/s/files/1/0432/5765/9547/files/mekarodogefivurefusagaxox.pdf
- https://cdn.shopify.com/s/files/1/0439/0499/1400/files/bevalulawimenugikuvubur.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_off000081db.bin9e3805da3b1f72e4ca50c6b070ccd77e5cf47ef7b459a3de646d06f31ccbddc8 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x81DB | 5416 bytes |
font_01_sfnt_off00009455.bin71bd5cee32e9267aab1142ef267c555943a8c6299af65620146a8a5c43196e2f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9455 | 10360 bytes |
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