MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF file was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. It contains numerous embedded URLs, many of which point to compromised CMS upload directories or disposable hosting, indicating a link farm designed to obscure the ultimate destination. The presence of these links suggests an attempt to lure users to external sites, likely for phishing or malware distribution.
Machine Learning
- Nyx PDF Classifier malicious score 0.9977
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://drainscovers.com/wp-content/plugins/super-forms/uploads/php/files/ca583fff2e4e024c5e2296121ff41d0a/kevogifogifene.pdf In PDF document text
- http://gima.ge/admin/ckeditor/ckfinder/userfiles/files/vutolosekaled.pdfIn PDF document text
- http://sabancilojistik.com/userfiles/file/gimuriwatoxexiromunuwib.pdfIn PDF document text
- https://securitegenerale.tn/userfiles/file/85984110492.pdfIn PDF document text
- https://www.mixedclass.com.au/wp-content/plugins/super-forms/uploads/php/files/llqa7va9lknpopkrqfpumndof4/sumimopu.pdfIn PDF document text
- http://neuragen.ca/wp-content/plugins/formcraft/file-upload/server/content/files/161130f0ebdd9a---34858925212.pdfIn PDF document text
- https://myclubowners.com/userfiles/files/pobixupisoxiwetipiw.pdfIn PDF document text
- http://www.masozilina.sk/ckfinder/userfiles/files/gelenatagatemezinab.pdfIn PDF document text
- http://vencedor.coop/images/admin/file/badibigiwopubifutajajusel.pdfIn PDF document text
- https://sakitonus.ru/wp-content/plugins/super-forms/uploads/php/files/fe960be7803c74c450ba93c390c9a116/35068238749.pdfIn PDF document text
- http://conwaychristian.org/wp-content/plugins/formcraft/file-upload/server/content/files/16084f6e8aa873---wufuzuzatidal.pdfIn PDF document text
- https://marathonroller.com/userfiles/files/fijisu.pdfIn PDF document text
- http://fluitec.fr/ressource/site-image/files/41709675167.pdfIn PDF document text
- http://allg-gyn.ch/userfiles/file/28731551856.pdfIn PDF document text
- http://sluchatka-shop.cz/files/upload/files/wevitamiwutorufipu.pdfIn PDF document text
- http://gzky.cn/dubeite/ckfinder/userfiles/files/20210610_175828.pdfIn PDF document text
- http://ratchee.com/ckfinder/userfiles/files/74993424060.pdfIn PDF document text
- https://swotin.com/wp-content/plugins/formcraft/file-upload/server/content/files/16091814607328---gofaxukiwivekivurokulim.pdfIn PDF document text
- https://rebel-guitars.com/wp-content/plugins/super-forms/uploads/php/files/93581d773dbe65c73ac36eb9ce9b9d55/26120802807.pdfIn PDF document text
- https://gulyaskantin.hu/uploads/frontend/files/vusatekeweto.pdfIn PDF document text
- https://www.limratechnologies.net/wp-content/plugins/formcraft/file-upload/server/content/files/1608aa06f7dcc7---lifilogebenikanixosepid.pdfIn PDF document text
- http://myphamnanyno.com/luutru/files/gojesigive.pdfIn PDF document text
- http://kfnmsz.com/upfolder/e/files/20210812102825.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/fzgW7-mxBc0/uplcv?utm_term=english+sentence+with+bangla+meaning+pdfPDF link annotation
- 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_off0000ce7b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCE7B | 11056 bytes |
SHA-256: b3388019925276878777547b9cc7b69ccb639a8ddef52f647e077e0a80f9104e |
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font_01_sfnt_off0000e7a4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE7A4 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000ffb6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFFB6 | 21848 bytes |
SHA-256: 0b7e68ca016ebbee275f4dcf65f59ccf44ccc68cedc617a487d7571dc657168b |
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