MALICIOUS
96
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a large number of external links, as indicated by the PDF_SEO_LINK_FARM heuristic. The ML classifier also flagged this PDF as malicious with high confidence. The document body contains garbled text but includes a URL that is also present in the list of extracted URLs. The primary function appears to be directing users to a link farm, potentially for SEO manipulation or to host further malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9999
Heuristics 4
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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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External URI info PDF_URIPDF contains an external URL action
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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 http://riversidecountyhistory.org/uploads/1/3/0/8/130814338/130814338.html#hercules+aterrizaje+de+avi%C3%B3n+en+lada
- http://johngeneralconstruction.com/uploads/1/3/0/6/130639681/fizepu.pdf
- http://soapmeplease.com/uploads/1/3/0/5/130551621/mibujuzigevetes-xoxipowej.pdf
- http://retreatatthedale.com/uploads/1/3/0/7/130740189/gedezenibeduno_tebulatu.pdf
- http://royaltreatment-board-groom.com/uploads/1/3/0/6/130639160/be6f1ce3bb.pdf
- http://towingcliftonnj.com/uploads/1/3/0/7/130740116/4960427.pdf
- http://emgofwashington.com/uploads/1/3/0/2/130272361/3494720.pdf
- http://unclebiffscookiesarizona.com/uploads/1/3/0/7/130775336/dudazukawugolikomek.pdf
- http://cypress-it.com/uploads/1/3/1/3/131381540/7442069.pdf
- http://thewhitehouseproductions.com/uploads/1/3/0/2/130288399/ruxasalezunedu.pdf
- http://22tozerodogs.org/uploads/1/3/0/3/130379164/xoxogegukoja.pdf
- http://bjsmooreliquor.com/uploads/1/3/1/3/131380058/fiwedoxux_feloxani_tixexupokukeb_rizuxopod.pdf
- http://lacasadelourdes.biz/uploads/1/3/0/5/130589220/8800053.pdf
- http://dfransart.com/uploads/1/3/0/5/130545581/lidexu.pdf
- http://detourmovement.org/uploads/1/3/1/0/131070859/3381568.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- 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/
- https://fedoraproject.org/wiki/Licensing/LiberationFontLicense
- http://dejavu.sourceforge.net
- http://dejavu.sourceforge.net/wiki/index.php/License
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000dc21.binb35521c6bf39dc4c35995ae742d3658d5e21dfe6ed0274e216191ad78f6abb5b |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDC21 | 10184 bytes |
font_01_sfnt_off00010087.bin7724e0f1fc23f9f897079c50ca4ed6e1148a776f4ca3272d82b94c52c19aabb3 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10087 | 2820 bytes |
font_02_sfnt_off00010a67.bin779aa567746046747dac965df7fdfb06ff632674a0a99ce247a327bf89f0fa63 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10A67 | 16036 bytes |
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