MALICIOUS
136
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 User Execution: Malicious File
The PDF document contains a large number of external links, many of which point to other PDF files, suggesting a link farm or redirection scheme. The heuristic 'SE_BROWSER_INSTALL_LURE' indicates the document attempts to trick the user into installing a browser extension or update. This is a common social engineering tactic to facilitate credential theft or malware installation. The numerous external URLs are likely part of this lure.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 5
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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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Browser extension / update installation lure high SE_BROWSER_INSTALL_LUREDocument tells the user to install a browser extension, plugin, viewer, or browser update to view content — a common social-engineering path for credential theft and malware installation
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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://loveinkonline.com/uploads/1/3/0/9/130969336/130969336.html#editor+pdf+foxit+portable
- http://phillipphanproperties.com/uploads/1/3/0/2/130270849/8133157.pdf
- http://mail.smilinggrape.com/uploads/1/3/1/8/131856827/tetevogadu.pdf
- http://eglisechretiennegracedivine.net/uploads/1/3/1/0/131071038/diremoji-lusomewaxoniko.pdf
- http://antsearthmoving.designpreviewer.com/uploads/1/3/1/3/131379379/bukutedopise-lozema-salinojo-kixasexila.pdf
- http://ljusvart.com/uploads/1/3/0/4/130494871/vamajepezelifat_wisovom.pdf
- http://daretobetempted.com/uploads/1/3/0/5/130589156/vugifixa.pdf
- http://cedarhillsdunlap.com/uploads/1/3/0/9/130969430/44bf47.pdf
- http://playaauflorida.org/uploads/1/3/0/7/130739991/2b00ad.pdf
- http://miespaciolimpio.com/uploads/1/3/1/3/131383921/wukedupawokixira.pdf
- http://conversationswithheaven.com/uploads/1/3/1/3/131379262/96d3e5dadc.pdf
- http://odinma.net/uploads/1/3/0/3/130323602/9243654.pdf
- http://mailin.restauracemincovna.cz/uploads/1/3/0/6/130639273/8201005.pdf
- http://opendors.com/uploads/1/3/1/8/131871585/7865102.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://wapisamuvubu.files.wordpress.com/2020/06/14047826273.pdf
- https://gefadosujugi.files.wordpress.com/2020/06/vibezezut.pdf
- https://lumexewo.files.wordpress.com/2020/06/3591448775.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/
- http://scripts.sil.org/OFL
Extracted artifacts 1
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000661c.bin670f245c599019afc05e8f4a112304ad07573d8ffb4a8332f4a3e3a9d8756b77 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x661C | 10892 bytes |
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