MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
T1204.002 Malicious Link
The PDF contains numerous embedded links, including one pointing to a known malicious redirector at 'ttraff.com'. The document body, though partially corrupted, suggests a lure related to 'dermatitis herpetiformis treatment guidelines'. The ML classifier strongly indicated maliciousness, and the presence of a link farm further supports a malicious intent, likely for phishing or malware distribution.
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=dermatitis+herpetiformis+treatment+guidelines
- http://files.iowacivilwarhistory.com/uploads/1/3/1/8/131858916/d16e1b81041b53.pdf
- http://files.inthepinesboutique.com/uploads/1/3/1/6/131606901/kevekavikegiget.pdf
- http://files.ricrna.com/uploads/1/3/2/6/132681690/f5ce9ef.pdf
- https://cdn.shopify.com/s/files/1/0437/4292/0869/files/92412034599.pdf
- https://cdn.shopify.com/s/files/1/0435/3120/6808/files/ardeshir_godrej_biography.pdf
- https://cdn.shopify.com/s/files/1/0432/2466/2173/files/mappa_budapest_centro.pdf
- https://cdn.shopify.com/s/files/1/0439/4287/1208/files/cardiac_cycle_physiology.pdf
- https://cdn.shopify.com/s/files/1/0434/3706/4354/files/wijipami.pdf
- https://cdn.shopify.com/s/files/1/0430/6354/1917/files/xarepima.pdf
- https://cdn.shopify.com/s/files/1/0436/9186/8310/files/85944428784.pdf
- https://cdn.shopify.com/s/files/1/0443/2855/0556/files/86165013330.pdf
- https://cdn.shopify.com/s/files/1/0432/3888/3485/files/pennies_nickels_dimes_and_quarters_worksheets.pdf
- https://cdn.shopify.com/s/files/1/0431/7177/4615/files/46512664852.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_off00006c7d.bin334f20ad26fb2bdaa16e1f21e19dad122674125f94da32b77aeec019f09a9ae8 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6C7D | 5456 bytes |
font_01_sfnt_off00007ee6.bina4bd24aba3923510f5924bfc815a2e0abc04563cfc2d71db1b9608ba5449438f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7EE6 | 10144 bytes |
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