MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous embedded links, with a critical heuristic identifying a link to a known malicious redirector at 'https://ttraff.com/pify?keyword=tongue+thrust+exercises+pdf'. The document body, though heavily obfuscated, also contains this URL, suggesting the primary intent is to redirect users to malicious infrastructure under the guise of providing a PDF. The ML classifier strongly supports the malicious nature of this document.
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=tongue+thrust+exercises+pdf
- http://files.prospectdems.org/uploads/1/3/1/4/131407877/jodamajabimetu.pdf
- http://files.kongsandseib.com/uploads/1/3/0/7/130740536/648689e.pdf
- http://files.petportraitsbyjen.com/uploads/1/3/0/9/130968993/3269997.pdf
- https://cdn.shopify.com/s/files/1/0433/6808/7701/files/the_cantin_ketogenic_diet_download.pdf
- https://cdn.shopify.com/s/files/1/0439/2045/7883/files/cognitive_archaeology.pdf
- https://cdn.shopify.com/s/files/1/0434/0600/0282/files/zopineboxavajidovi.pdf
- https://cdn.shopify.com/s/files/1/0434/5066/3073/files/7445187415.pdf
- https://cdn.shopify.com/s/files/1/0428/2155/0247/files/kowufivopuwonirakekuj.pdf
- https://cdn.shopify.com/s/files/1/0437/7850/6909/files/51941049352.pdf
- https://cdn.shopify.com/s/files/1/0432/7007/8617/files/biblia_kolbrin_romana.pdf
- https://cdn.shopify.com/s/files/1/0432/6942/3269/files/vozasuletage.pdf
- https://cdn.shopify.com/s/files/1/0434/8762/5369/files/80152179633.pdf
- https://cdn.shopify.com/s/files/1/0429/7211/9199/files/fasafizelanuvukufiz.pdf
- https://cdn.shopify.com/s/files/1/0433/5376/8095/files/difaxoji.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_off00006d6d.bin059c78708c2f0fbd11e98835746d8ffa2ecfb73d7cfc547f158f2103d9b2e71a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6D6D | 5192 bytes |
font_01_sfnt_off00007f23.bin785baf35f57572f4a8e721b9bf808ce844d2e4d781ddf9eb78a54f187c74bcde |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7F23 | 13864 bytes |
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