MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was flagged as malicious by an ML classifier and contains numerous embedded links. A critical heuristic identified these links pointing to a known malicious redirector service, 'ttraff.cc', which likely obscures the ultimate destination of the attack. The document body contains garbled text but also includes the redirector URL and several Shopify-hosted PDF links, suggesting a link farm or redirection scheme designed to lead users to malicious content.
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.cc/pify?keyword=chrome+on+mac+air
- http://files.marshallforhouse.org/uploads/1/3/0/7/130775002/6336302.pdf
- http://files.bearviewllc.com/uploads/1/3/1/4/131407138/2eba9828d7b2ba.pdf
- http://files.fatzdomino.com/uploads/1/3/0/8/130814284/5109080.pdf
- https://cdn.shopify.com/s/files/1/0430/4932/0610/files/56796206003.pdf
- https://cdn.shopify.com/s/files/1/0429/7018/5879/files/piwiweme.pdf
- https://cdn.shopify.com/s/files/1/0435/4211/8555/files/carbon_footprint_survey.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/vuwotowomezi.pdf
- https://cdn.shopify.com/s/files/1/0430/7232/3737/files/13108389694.pdf
- https://cdn.shopify.com/s/files/1/0427/8901/1612/files/base_html_template.pdf
- https://cdn.shopify.com/s/files/1/0434/3827/6760/files/editor_file_free_download.pdf
- https://cdn.shopify.com/s/files/1/0452/1410/5760/files/70484003700.pdf
- https://cdn.shopify.com/s/files/1/0427/4615/1078/files/vojekomelu.pdf
- https://cdn.shopify.com/s/files/1/0431/2052/5476/files/zemumabibafirejefuwezu.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_off00006fc3.bin67bc3caad27ddbba6f394bb4dfde5ef2ec69c94b5a7ea9c331645a6ad153554d |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6FC3 | 4736 bytes |
font_01_sfnt_off00007faa.binf3e8b00a99e15df8c8679e342cf7d6cfabf174caa8365f8d25e5b042d0b2288b |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7FAA | 10696 bytes |
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