MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The file was detected as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. It contains numerous links pointing to compromised WordPress sites and other disposable hosting, suggesting a link farm designed to redirect users. The presence of embedded URLs and the nature of the heuristics strongly suggest this PDF is part of a phishing or malware distribution campaign, likely leveraging a PDF exploit to execute malicious actions or redirect the user to a malicious site.
Machine Learning
- Nyx PDF Classifier malicious score 0.9967
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://philabc.ru/uplcv?utm_term=does+chuck+die+in+the+maze+runner+movie PDF link annotation
- https://oklasik.com/ckfinder/userfiles/files/73337928254.pdfIn PDF document text
- http://admio.ru/wp-content/plugins/formcraft/file-upload/server/content/files/1607f1b8838261---jebixisisugagere.pdfIn PDF document text
- https://drahmetbostanci.com/wp-content/plugins/formcraft/file-upload/server/content/files/160aa6419913c3---50817844110.pdfIn PDF document text
- http://kindervakantieweekdeurne.nl/wp-content/plugins/formcraft/file-upload/server/content/files/16098c149a7ae0---26279736318.pdfIn PDF document text
- http://www.siscard.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c72fc1cb08f---fopogebuvelufibero.pdfIn PDF document text
- https://ratco-hardware.com/Ups/files/55089410939.pdfIn PDF document text
- http://pansophers.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c10983cc677---23111840182.pdfIn PDF document text
- http://atya.eu/files/file/96556039509.pdfIn PDF document text
- https://alignerco.com/wp-content/plugins/super-forms/uploads/php/files/23c705ac0e704d952a16a123fa39826d/79690035330.pdfIn PDF document text
- http://vitalenzyme.com/uploads/fckupload/file/zozomofo.pdfIn PDF document text
- http://topenglish.sk/app/webroot/gallery/files/lumixosapowejowupukita.pdfIn PDF document text
- http://cappellastudio.it/userfiles/files/48945543826.pdfIn PDF document text
- http://avtoarka.ru/wp-content/plugins/super-forms/uploads/php/files/d96831cb3e537c8d9b2f14cc46717b82/63155376551.pdfIn PDF document text
- http://heureka-cz.eu/files/wadijo.pdfIn PDF document text
- https://bibliothequedesarts.ch/ckfinder/userfiles/files/xepevekivewimo.pdfIn PDF document text
- http://traditionsradio.com/wp-content/plugins/super-forms/uploads/php/files/elovjs0kpo1d63g7h2ao5j9rq7/sogegitetidufasune.pdfIn PDF document text
- https://permargi.com/files/galeria/files/jogetikosabebuwa.pdfIn PDF document text
- https://www.espymetcalf.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609b4c1dc2bfa---karumasikonujajizifojami.pdfIn PDF document text
- http://faradbox.pl/files/file/46909410899.pdfIn PDF document text
- http://www.kissdocs.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/1607d0ae71d989---17271259424.pdfIn PDF document text
- http://bilagroup.com/wp-content/plugins/formcraft/file-upload/server/content/files/16083040f691c1---jedirubijasogipur.pdfIn PDF document text
- https://responsible-tourism-alliance.com/content_file/files/2913255617.pdfIn PDF document text
- http://counterreaction.net/wp-content/plugins/formcraft/file-upload/server/content/files/160a4c932eecf4---zogopawagazex.pdfIn PDF document text
- http://czdashan.cn/uploadfile/file/2021042906313773499.pdfIn PDF document text
- https://growmytruck.com/wp-content/plugins/super-forms/uploads/php/files/a431bf419c4e47846de1276d34122bcb/39355926218.pdfIn PDF document text
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00016237.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x16237 | 17756 bytes |
SHA-256: e558f68121062f843f41ccb0277bf2c84c1bb1746429469bdbc161df98494837 |
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font_01_sfnt_off00019111.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x19111 | 10908 bytes |
SHA-256: 40b840182a05e0f4c88196c41380dc9202804492669c0a312b36db1599dfac26 |
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font_02_sfnt_off0001aa34.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1AA34 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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