MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
T1059.001 PowerShell
The PDF contains a large number of embedded links, identified as a link farm, directing users to potentially malicious or SEO-manipulated content. One critical heuristic specifically flagged a link to known malicious redirector infrastructure. The ML classifier also strongly indicated maliciousness.
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=bluetooth+server+socket+android+example
- http://files.penwoodbrands.com/uploads/1/3/1/6/131637056/fosipobuda_tizojibibepabil_xuzomeb.pdf
- http://files.stevendavidtorres.com/uploads/1/3/1/4/131453387/sesizizete_piniripi_nojupodogi_sasuzamazora.pdf
- http://files.jerseyguidedtours.net/uploads/1/3/0/7/130738741/2ad028485.pdf
- http://files.atlantasteinwaysociety.com/uploads/1/3/1/6/131606550/wugavawopilen-besezasifijavax-movedaxepefag-zajuvebozoka.pdf
- http://files.madebyloulou.net/uploads/1/3/1/8/131871891/59bfb6ba928ffb6.pdf
- http://files.nypa.com.au/uploads/1/3/1/0/131071137/nasavavirit.pdf
- http://files.childsafechildproofing.com/uploads/1/3/1/0/131071056/7011162.pdf
- http://files.childsafech
- https://lovifame.files.wordpress.com/2020/06/logofutaxizizixamu.pdf
- https://fulafemep.files.wordpress.com/2020/06/rejidekaniwodezav.pdf
- https://bavorekivaso.files.wordpress.com/2020/06/sofabepob.pdf
- https://cdn.shopify.com/s/files/1/0430/4420/8797/files/neziporoxunanakorufes.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/50971407729.pdf
- https://cdn.shopify.com/s/files/1/0436/5356/2526/files/fosov.pdf
- https://cdn.shopify.com/s/files/1/0431/8032/7070/files/56841367936.pdf
- https://cdn.shopify.com/s/files/1/0428/2312/3100/files/71210220225.pdf
- https://cdn.shopify.com/s/files/1/0436/2102/3904/files/serezidebibetujirujenex.pdf
- https://cdn.shopify.com/s/files/1/0429/3158/5180/files/barobidimawemebit.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_off00008221.bin56985daf6ed66deb2759eeae735ea30fec85fda0a7104154ee13430ad103f3ed |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8221 | 5436 bytes |
font_01_sfnt_off00009477.bin9c810fe3f7e337f9feb5326db3067a732b1e931367a9681a95d758323fc66849 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9477 | 15100 bytes |
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