MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF file was detected as malicious by ClamAV and ML classifiers, indicating a phishing or trojan threat. It functions as a link farm, containing numerous URLs pointing to potentially compromised websites or disposable hosting, likely intended to redirect users to malicious content. The PDF_SEO_DISPOSABLE_LINK_FARM heuristic further supports this, suggesting the document is designed to manipulate search engine results for malicious purposes.
Machine Learning
- Nyx PDF Classifier malicious score 0.5162
Heuristics 5
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ClamAV: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
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PDF link farm points to compromised-WordPress upload storage medium PDF_COMPROMISED_CMS_UPLOAD_LINK_FARMPDF contains multiple clickable links, across many distinct hosts, whose targets are random-slug files parked in the upload directories of vulnerable WordPress form plugins (FormCraft, Super Forms). This is the hallmark of the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains hosted on compromised sites. The PDF itself carries no exploit — the risk is the linked destinations.
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Small PDF is a non-clustered link farm on disposable hosting medium PDF_SEO_DISPOSABLE_LINK_FARMSmall PDF contains many clickable external PDF links spread thin across many distinct hosts (no single dominant host), corroborated by a utm_term SEO-redirector link and/or links parked on free/disposable content hosts. This is the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains, rather than a normal document citation pattern. The PDF itself carries no exploit — the risk is the linked destinations.
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External URI info PDF_URIPDF contains an external URL action
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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://inwebjor.ru/uplcv?utm_term=ubuntu+skin+pack+for+windows+7+32+bit+free+download PDF link annotation
- http://bavlas.lt/ckfinder/userfiles/files/natipukofadusezolega.pdfIn PDF document text
- https://40parables.com/wp-content/plugins/super-forms/uploads/php/files/e30a83884fe17ec2f29051d93727258d/40415838520.pdfIn PDF document text
- http://www.greenbriarpropmgmt.com/wp-content/plugins/super-forms/uploads/php/files/34d02e9b81474078cca44a6ca432ae0b/lunuridopemevewafigoje.pdfIn PDF document text
- http://rolmech-strzelno.pl/Upload/file/90755377098.pdfIn PDF document text
- https://fatheragneliti.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b084bc72abb---5265945959.pdfIn PDF document text
- https://jamurgoreng.net/contents//files/kobexewuko.pdfIn PDF document text
- https://comesa.com.pe/wp-content/plugins/super-forms/uploads/php/files/efa5s30bh2atgt5bu3fr1r8t22/vaxenotupikub.pdfIn PDF document text
- http://4grd.com/cmsimages/file/gopakasufanokize.pdfIn PDF document text
- https://sckprime.com/wp-content/plugins/super-forms/uploads/php/files/f7107e65a88f8a8be105655c365984b6/jolipowo.pdfIn PDF document text
- https://fmpride.com/wp-content/plugins/super-forms/uploads/php/files/f81e669b20175de4bdf071432f8202e9/76259974775.pdfIn PDF document text
- http://twothirdsmajority.us/clients/38522/File/90190774310.pdfIn PDF document text
- https://valenciamaids.com/userfiles/files/vabowibelexunapusa.pdfIn PDF document text
- https://alfa-pechati.ru/wp-content/plugins/super-forms/uploads/php/files/bf9358ff9de9eda11694b2c6a84197cb/69482918293.pdfIn PDF document text
- http://mrmax.ca/clients/9797/File/7804194807.pdfIn PDF document text
- http://aberdeeneyes.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/1607d0752d857a---zuvetinonumasono.pdfIn PDF document text
- http://timavoshipsupply.it/userfiles/file/37293335635.pdfIn PDF document text
- http://bjoybrands.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c2ba3ee8be5---bodubuvubazudavevebexum.pdfIn PDF document text
- http://aclamerica.com/customers/CMS-IMAGES/file/83122526944.pdfIn PDF document text
- http://qtjdb.com/UploadFile/2021/06/19/file/20210619_112229_167.pdfIn PDF document text
- https://istanbulbalbir.com/upload/ckfinder/files/buvivexaragedurebopiw.pdfIn PDF document text
- http://thebeautyofdesign.nl/ckfinder/userfiles/files/biwibuzumofaga.pdfIn PDF document text
- https://aronabritcan.com/userfiles/file/dotipiredu.pdfIn PDF document text
- http://phelieuviethung.vn/upload/files/vekisesegir.pdfIn PDF document text
- https://thewentworthco.com/wp-content/plugins/super-forms/uploads/php/files/j1nbkvqbqch4j11cinu5tc906f/gokipimerinikixusifov.pdfIn PDF document text
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 1
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0002ae2c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x2AE2C | 11380 bytes |
SHA-256: 85890847b72c2b1e89c07ed7ae97f135f62b0e7640a0a825043c5a8e2fe2ceb6 |
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