MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.001 Malicious Link
T1059.001 PowerShell
The PDF file contains a mass external PDF link farm, with many links pointing to Shopify domains and a primary redirector at ttraff.cc. The document body, though heavily obfuscated, appears to reference 'Cdc pediatric vaccine schedule pdf', suggesting a lure to trick users into clicking the malicious links. The ML classifier strongly supports the malicious verdict.
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=cdc+pediatric+vaccine+schedule+pdf
- http://files.ffalapahafarm.com/uploads/1/3/1/1/131164314/7825203.pdf
- http://files.touchofhaven.ca/uploads/1/3/0/7/130775678/f6f87a164c45a.pdf
- http://files.salmoncreekcotons.com/uploads/1/3/2/3/132303151/mokuxiwavigepo.pdf
- https://cdn.shopify.com/s/files/1/0431/2920/8992/files/dotatuweri.pdf
- https://cdn.shopify.com/s/files/1/0435/8130/9085/files/33259811867.pdf
- https://cdn.shopify.com/s/files/1/0431/4251/2797/files/6308985855.pdf
- https://cdn.shopify.com/s/files/1/0431/6695/7722/files/81558518211.pdf
- https://cdn.shopify.com/s/files/1/0428/2348/3548/files/palutofiferividagidozi.pdf
- https://cdn.shopify.com/s/files/1/0430/6203/4589/files/88130193849.pdf
- https://cdn.shopify.com/s/files/1/0439/8006/2878/files/42770733120.pdf
- https://cdn.shopify.com/s/files/1/0435/0800/7072/files/beduzuguvifilizu.pdf
- https://cdn.shopify.com/s/files/1/0431/9775/9643/files/timatabe.pdf
- https://cdn.shopify.com/s/files/1/0432/7945/0272/files/52568717151.pdf
- https://cdn.shopify.com/s/files/1/0441/2473/3592/files/23857643606.pdf
- https://cdn.shopify.com/s/files/1/0431/0794/2549/files/17123318889.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_off00007a60.bina767069f14654d4bf5aae192a62980ec47d2faa44e3a26bc85117fadbd5ce13c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7A60 | 5100 bytes |
font_01_sfnt_off00008bb1.bin60f0a9f43c0f76fe85cb179153ff21a79569cc89855dcc41fda096666e8decad |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8BB1 | 10272 bytes |
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