MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a large number of embedded links, many pointing to Shopify domains, forming a link farm. One critical heuristic indicates a PDF redirector link to 'ttraff.cc', which is known malicious infrastructure. The document body, though heavily obfuscated, contains text related to veterinary anesthesia, likely a lure. The ML classifier strongly flagged this PDF as malicious.
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=lumb+and+jones+veterinary+anesthesia+and+analgesia+pdf+free
- http://files.hcpracticeathon.com/uploads/1/3/0/7/130740298/vanuweg.pdf
- http://files.kimbrulay.com/uploads/1/3/0/7/130775046/bajem.pdf
- http://files.coverstoryband.co.nz/uploads/1/3/1/0/131070152/81f6967d7dcc877.pdf
- http://files.rebeccalynnphotography.net/uploads/1/3/0/8/130874518/4840188.pdf
- http://files.coverstoryband.co.nz/uplo
- https://cdn.shopify.com/s/files/1/0437/1913/1285/files/40755887086.pdf
- https://cdn.shopify.com/s/files/1/0429/8460/3801/files/47984108213.pdf
- https://cdn.shopify.com/s/files/1/0439/9307/1774/files/wesatevotitefuturux.pdf
- https://cdn.shopify.com/s/files/1/0428/6647/5174/files/mopexikuwuneluso.pdf
- https://cdn.shopify.com/s/files/1/0428/4992/7327/files/golojolo.pdf
- https://cdn.shopify.com/s/files/1/0434/8638/0189/files/rumiwizuzolim.pdf
- https://cdn.shopify.com/s/files/1/0432/4553/5400/files/70602606091.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/xomekanob.pdf
- https://cdn.shopify.com/s/files/1/0431/5506/2948/files/76930681881.pdf
- https://cdn.shopify.com/s/files/1/0435/6397/4805/files/dadevexunusidesuzaj.pdf
- https://cdn.shopify.com/s/files/1/0430/1357/0709/files/kizebilorofanerafis.pdf
- https://cdn.shopify.com/s/files/1/0431/1682/2692/files/44291694872.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_off0000815e.bin1b725b8c9da4ea92c8058b6a31b5fbc3a8b41b45d176e2cc39c689659e80c5f8 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x815E | 5656 bytes |
font_01_sfnt_off00009480.binb306548ba4aca50398d7495336667f3fd92f4d7d60b4c615d0f2ec6e3f0f1bbb |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9480 | 10124 bytes |
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