MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was identified as malicious by a machine learning classifier and contains numerous external links. A critical heuristic firing indicates that these links point to a known malicious redirector service, suggesting a link farm or phishing attempt. The document body, though heavily obfuscated, contains the URL that triggered the redirector heuristic. No scripts were extracted from this sample.
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=general+characteristics+of+archaebacteria+pdf
- http://files.b2autodesigns.com/uploads/1/3/0/7/130775977/debut.pdf
- http://files.murphybocce.com/uploads/1/3/2/6/132695569/8b9557c431721.pdf
- http://files.allstarscomedyentertainment.com/uploads/1/3/0/7/130738720/vurutuse.pdf
- http://files.affordablebarndoors.com/uploads/1/3/2/7/132712324/kemuzagaxurupuw.pdf
- https://cdn.shopify.com/s/files/1/0437/4927/7845/files/68902823437.pdf
- https://cdn.shopify.com/s/files/1/0429/3584/5017/files/79732132386.pdf
- https://cdn.shopify.com/s/files/1/0438/4541/9165/files/beverage_industry_in_pakistan.pdf
- https://cdn.shopify.com/s/files/1/0434/4292/9821/files/30298246663.pdf
- https://cdn.shopify.com/s/files/1/0438/1474/8322/files/halliday_physics.pdf
- https://cdn.shopify.com/s/files/1/0428/2669/4822/files/kebekeduvubusuxaputegex.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/voxetevew.pdf
- https://cdn.shopify.com/s/files/1/0433/8899/3699/files/bakuriguzexavop.pdf
- https://cdn.shopify.com/s/files/1/0435/0623/7604/files/anbar_awakening.pdf
- https://cdn.shopify.com/s/files/1/0430/8425/1285/files/xatorexam.pdf
- https://cdn.shopify.com/s/files/1/0440/8089/0008/files/24939049489.pdf
- https://cdn.shopify.com/s/files/1/0431/1298/8821/files/26973898426.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_off0000dd6e.bin072a8b91f83f5c628b869e09718db00ca5ac957e18db70a982d468f9b55e6322 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDD6E | 5416 bytes |
font_01_sfnt_off0000efc8.bin747f1a5355bb03306c7c5c6719b68922bba09e53ffff182cd988237169a16b02 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEFC8 | 14752 bytes |
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