MALICIOUS
96
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a large number of embedded external links, a technique often used for SEO spam or to redirect users to malicious sites. The ML classifier strongly indicated maliciousness, and the PDF_SEO_LINK_FARM heuristic confirms the suspicious linking behavior. No scripts were extracted, but the sheer volume of links suggests a delivery mechanism for further compromise.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
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://ipekgurer.com/uploads/1/3/0/5/130589308/130589308.html#standard+enthalpy+change+of+formation+definition+chemistry
- http://filmmusicartsfestival.net/uploads/1/3/1/1/131163564/wuliv.pdf
- http://lakemill.net/uploads/1/3/0/7/130775594/5038100.pdf
- http://unpluggedms.org/uploads/1/3/0/5/130550936/92a2e3d9.pdf
- http://urbanhealthpath.com/uploads/1/3/0/3/130313400/7fc51bbafc0d5.pdf
- http://253kdavisphotography.com/uploads/1/3/0/7/130776518/e2ce95263e82.pdf
- http://cityspeechservices.com/uploads/1/3/1/4/131437138/womerer.pdf
- http://jerroydmoore.com/uploads/1/3/0/5/130589101/nevaz-pigufilapap-tugowewevote-juzamuniken.pdf
- http://maketubeachholidaypark.com/uploads/1/3/0/7/130776385/01e59700b54cfe.pdf
- http://alexisnicolebeauty.com/uploads/1/3/0/6/130604739/pezuwiluti_jojojikiduki_gatoz_fevobodozex.pdf
- http://yourbottomlinenc.com/uploads/1/3/0/5/130550712/netama_ligobubuwe.pdf
- http://turningpointapa.com/uploads/1/3/0/5/130550980/duginegezilozax-judamosofetigik-laxufaxulimali-luleno.pdf
- http://everynova.com/uploads/1/3/0/4/130477490/9760f17dd.pdf
- http://m28baze.com/uploads/1/3/0/8/130815582/fagerusakow-bapigis-pupumelefix-zatibivazik.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 4
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00008f68.bin5799fb81e261f6dd50ff9b503e85c44e438542e2bf8c8893756d066a073750d7 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8F68 | 6496 bytes |
font_01_sfnt_off00009f63.bin50f889bb161db2d728641bbe0e188ab41a0b6a65cac569d8e129c02a6a33c13c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9F63 | 8784 bytes |
font_02_sfnt_off0000c0fc.bin81a49802a62fe37917812e2ccac68c469b973bb21f024d54879d9be108cf7158 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC0FC | 2812 bytes |
font_03_sfnt_off0000cb06.bin7a6641293a25dad41bf4ccf0b175335e73dc642e5f620043da4d3192c6bf0c4d |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCB06 | 16048 bytes |
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