MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The sample was identified as malicious by a ML classifier and ClamAV, flagging it as a phishing trojan. Static analysis revealed it functions as a link farm, containing numerous URLs pointing to potentially compromised or disposable domains. These links are likely intended to lure users to phishing sites or download further malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9980
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 http://fairmonteast1969.com/clients/876766/File/rubetogipe.pdf In PDF document text
- https://fanaf.com/article_ressources/file/zilexoj.pdfIn PDF document text
- http://bona-agra.pl/Upload/file/92113752061.pdfIn PDF document text
- https://www.olympusnorge.no/wp-content/plugins/super-forms/uploads/php/files/cpddrfefaobs4bahj4r6cq6ip2/69676653535.pdfIn PDF document text
- http://www.associatedomains.com/wp-content/plugins/formcraft/file-upload/server/content/files/160815f25c2217---99274360274.pdfIn PDF document text
- http://es-hanasaki.com/yamituki-n/uploads/files/legowotesanejuj.pdfIn PDF document text
- http://inistor.com/ufiles/files/wevasusokinule.pdfIn PDF document text
- http://theleadershipworks.com/PO2/UPFILE/userfiles/files/zabevor.pdfIn PDF document text
- http://rideabikenews.com/user_img/files/karatixadezeve.pdfIn PDF document text
- https://www.fecomerciomg.org.br/wp-content/plugins/formcraft/file-upload/server/content/files/1607357a6797f6---48586931846.pdfIn PDF document text
- https://mamap.in/ci/userfiles/files/772375303.pdfIn PDF document text
- http://d4sontario.ca/clients/e/ed/ed023a0734c265ca673a92d1d81de675/File/faripotusetuxefonulipunaf.pdfIn PDF document text
- http://komputerzagrosze.pl/userfiles/file/2295450838.pdfIn PDF document text
- https://sportsht.com/userfiles/file/8842272133.pdfIn PDF document text
- https://www.hdcorp.com.br/wp-content/plugins/super-forms/uploads/php/files/hjq4b3mpovm1l4828g94nnqmtg/lasujunajudilup.pdfIn PDF document text
- http://ombs.ru/uploads/files/sojosujoxajedilo.pdfIn PDF document text
- http://amajyuku.com/files/files/29773399818.pdfIn PDF document text
- https://www.rockandroll.blog.br/wp-content/plugins/super-forms/uploads/php/files/qot1iemb4ckgoq65qtaj7qvmvj/wogujixufaxobawinan.pdfIn PDF document text
- https://rails-bg.com/fckeditorfiles/file/zizisibagibejurinopajom.pdfIn PDF document text
- http://www.auditsi.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a27ddc9e9ee---52402237857.pdfIn PDF document text
- http://prtourusa.com/FileData/ckfinder/files/20210629_A56806264A73E6B8.pdfIn PDF document text
- https://binarbaidfabrication.com/public_html/userfiles/file/67254592064.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/1xuhb7AK25c/uplcv?utm_term=paraisong+parisukat+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_off0000bf67.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBF67 | 17764 bytes |
SHA-256: 538f11f2097cc997e18dd19d2dd2c7b47324842c18812363d3a058b2689a3677 |
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font_01_sfnt_off0000edb9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEDB9 | 10688 bytes |
SHA-256: 0c26d4c456f5f81ea08c843e8a06892867ddd326046deea7e3459ac7628d8194 |
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font_02_sfnt_off0001062a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1062A | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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