MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a link to a known malicious redirector, ttraff.com, which is likely used to obscure the final destination of the malicious payload. The document also hosts a large number of external PDF links, suggesting a link farm or SEO manipulation tactic to increase visibility. The ML classifier strongly indicated maliciousness, and the overall structure points to a phishing or redirection attempt.
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=oncology+drugs+pdf
- http://files.cycleecosse.com/uploads/1/3/1/6/131607075/1812072.pdf
- http://files.henrymaynardhistory.com/uploads/1/3/1/8/131857114/9935156.pdf
- http://files.yourcaringcommunity.ca/uploads/1/3/1/3/131382239/7f98349f55576.pdf
- http://files.pvpto.com/uploads/1/3/1/1/131164308/fofebozaki.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0432/3350/9534/files/16864954660.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/8011835234.pdf
- https://cdn.shopify.com/s/files/1/0441/0081/2952/files/weight_lifting_for_distance_runners.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/lonuxifipepi.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/49605194079.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/13977314479.pdf
- https://cdn.shopify.com/s/files/1/0432/9432/6949/files/julerugokunedate.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/41841620016.pdf
- https://cdn.shopify.com/s/files/1/0433/5170/3706/files/tupegobimaguvef.pdf
- https://cdn.shopify.com/s/files/1/0429/9105/9097/files/84824289412.pdf
- https://cdn.shopify.com/s/files/1/0429/7208/6423/files/pefagefitetuvuxuvigafa.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/
- http://scripts.sil.org/OFL
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000078b5.bin4a68b1e1bfb1a7381873b1d1e145b4eafaf1497d775cd2c695b2e7f4a65f6aa7 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x78B5 | 5240 bytes |
font_01_sfnt_off00008aa4.bina7dab8585f69f6a94f6fbd0a3f31f9181f678728ac9ff99be32f62e32adb26ed |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8AA4 | 9936 bytes |
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