MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was flagged by ML classifiers and ClamAV as malicious, indicating a high likelihood of malicious intent. It contains numerous links, many pointing to compromised WordPress installations, suggesting it functions as a link farm to distribute malicious content or phish users. The presence of external URIs and link farm heuristics strongly supports this attack pattern.
Machine Learning
- Nyx PDF Classifier malicious score 0.9960
Heuristics 6
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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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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://crewmak.ru/uplcv?utm_term=words+with+the+root+word+ped
- http://www.sunargrup.com.tr/wp-content/plugins/super-forms/uploads/php/files/8vmp1iafc7aqc0hnjtg5kaf8g3/bibekinidivepedomi.pdf
- http://sacoorhealth.pt/site/upload/file/memopubomelinapuwetu.pdf
- http://www.sunargrup.com.tr/wp-content/plugins/super-forms/uploads/php/files/7ebiv6e2n6c144k7n02eg8vhq7/fexevatobedukos.pdf
- https://www.bakirkoytemsilcisi.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607212f7bdf04---dinusu.pdf
- https://kalatranslation.co.uk/wp-content/plugins/super-forms/uploads/php/files/lrsag6d9gb2vcvsaj7bdbugh15/dusagepesunojudunawofajeg.pdf
- https://thejinglelab.com/wp-content/plugins/super-forms/uploads/php/files/6dv479uiqgcg0tcbk7eqtc9ho5/5081274285.pdf
- http://foire-fromages-et-vins.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609d2273ea554---jufadovewuxesizazu.pdf
- https://alfa-pechati.ru/wp-content/plugins/super-forms/uploads/php/files/f675942aa35622415b71f2e72e3a76c3/79400786138.pdf
- https://goldengrowers.com/wp-content/plugins/super-forms/uploads/php/files/db37a7aa32afd53bccd88dac2fab8af4/82052552088.pdf
- https://africanresearchcenter.com/userfiles/file/95143105327.pdf
- http://www.asejnrtigers.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/16074807e2ab68---93093650850.pdf
- http://easyreturn.store/userfiles/file/tarava.pdf
- https://hiampelectric.com/wp-content/plugins/super-forms/uploads/php/files/839a689ea998509297c879a8f9b3a525/xiwileranaropiwitito.pdf
- https://connect.allianceflooring.net/wp-content/plugins/super-forms/uploads/php/files/3d18f319b1c3c84946767ff32afde31c/doxadodogavifose.pdf
- https://arenda1s.ru/wp-content/plugins/super-forms/uploads/php/files/fc2b587c13c060740adb9b4b8f19e5b6/40969413505.pdf
- https://www.toptalentusa.com/wp-content/plugins/formcraft/file-upload/server/content/files/160cd45cd664d9---rarufutimazadevodozixom.pdf
- https://allmassage.net/upload/file/20210522010949.pdf
- http://sicilalluminio.it/userfiles/files/1048977734.pdf
- https://vashadvokat82.ru/wp-content/plugins/super-forms/uploads/php/files/ff6ef9435665c29b1c08e171fe58213c/pobedinoxepajumatasifi.pdf
- http://www.marsagri.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607dcae9c63db---4688769886.pdf
- https://areshin.ru/wp-content/plugins/super-forms/uploads/php/files/22b68e0d1c01fe0e2cf6abcc1b9157aa/91282493625.pdf
- https://refour.eu/wp-content/plugins/super-forms/uploads/php/files/95c5a0d8dbaf25e610337d489b7386e1/50423046994.pdf
- https://www.truesdalepainting.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609776d8c9ae0---8469632821.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://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_off0000de23.bin908b5ef5860eff63f1018e4e25794a31bc434e96f493bf20a7896ceec1a250a0 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDE23 | 10256 bytes |
font_01_sfnt_off0000f55d.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF55D | 16792 bytes |
font_02_sfnt_off00010d6f.bin727eac5e055091c2b613e7d0685286a05ec806c9e0fa48f81817d121e18e1eb1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10D6F | 17736 bytes |
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