MALICIOUS
156
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 an ML classifier, indicating a phishing or trojan payload. It contains numerous links, many pointing to compromised CMS upload directories or disposable hosting, suggesting it functions as a link farm to distribute malicious content. The document body is unreadable, but the heuristics strongly indicate a malicious intent to redirect users to potentially harmful websites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9946
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://bugaboo-buffalo.eu/UserFiles/File/24104208129.pdf In PDF document text
- https://pfgmm.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/16074231b6c946---jopixavadakak.pdfIn PDF document text
- https://alkathirilaw.com/userfiles/files/75794841833.pdfIn PDF document text
- http://abwsalisbury.com/uploads/files/71676393172.pdfIn PDF document text
- http://hutergroup.de/userfiles/file/16460898575.pdfIn PDF document text
- http://savannahcentury.info/clients/4/44/449a5b3489ef279447e90cf6cdd72f1c/File/43694786219.pdfIn PDF document text
- https://www.pietri-automobiles.com/wp-content/plugins/super-forms/uploads/php/files/tg67ktsrlsd8r5aj840gj1akcj/84353305306.pdfIn PDF document text
- http://thanhlamresort.vn/wp-content/plugins/formcraft/file-upload/server/content/files/1607a2ff9d811b---zixewugiketisereseza.pdfIn PDF document text
- http://standardamulet.com/files/files/suxemixizunokileroda.pdfIn PDF document text
- https://morethancleaningservices.com/wp-content/plugins/super-forms/uploads/php/files/ec6d17bfe7be26169b522ff7e7844626/xivibelalafefuzaxexir.pdfIn PDF document text
- https://goldengrowers.com/wp-content/plugins/super-forms/uploads/php/files/4b3b04907f67cb27c6de4e2dca70ee5a/50834584648.pdfIn PDF document text
- https://xn--hjrnskadeakademien-mtb.se/userfiles/file/43287526958.pdfIn PDF document text
- http://audiomaster.se/wp-content/plugins/formcraft/file-upload/server/content/files/160ae325d3aef0---voranavupeze.pdfIn PDF document text
- http://veszpremkosar.hu/_user/file/xideguzukunadexepitifazu.pdfIn PDF document text
- https://regalcabs.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/160787f7224cd0---jibupakozup.pdfIn PDF document text
- https://eravukappalpalli.com/userfiles/file/80380707846.pdfIn PDF document text
- https://bokseinstituttet.dk/wp-content/plugins/formcraft/file-upload/server/content/files/160afc3390b12b---dolanorupuwewenejojeto.pdfIn PDF document text
- http://highlandhighclassof1962.com/clients/c/c3/c330a44b04b080977bf299ea430a317d/File/74931881437.pdfIn PDF document text
- http://julieesteban.com/wp-content/plugins/formcraft/file-upload/server/content/files/16077adbb5ac27---57412257537.pdfIn PDF document text
- https://thealloywheelcentre.co.uk/wp-content/plugins/super-forms/uploads/php/files/9db458da757fe1e8ed9224834463d9e4/75828326865.pdfIn PDF document text
- http://unibox.lv/files/text/2754488661.pdfIn PDF document text
- https://foundryindia.org/userfiles/file/tokanifisirunuzajeg.pdfIn PDF document text
- https://floridagreatescape.com/media/file/boladoveparire.pdfIn PDF document text
- http://droprint.my/home/ququ4923/public_html/userfiles/file/vopotasitetiwo.pdfIn PDF document text
- https://pabausa.org/wp-content/plugins/formcraft/file-upload/server/content/files/1608473d2c0ef9---73950908269.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/fzgW7-mxBc0/uplcv?utm_term=ave+maria+bach+gounod+piano+sheet+music+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_off0000ddd1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDDD1 | 11308 bytes |
SHA-256: 0adc4d303abe570426bbe552bc168a2b4ed14901f96cb58bc0f2719b071ca150 |
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font_01_sfnt_off0000f7d6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF7D6 | 17860 bytes |
SHA-256: a5ebf96243730be5ef049ffbf308dbd23919adf9a69955437f24ef7529b9c451 |
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font_02_sfnt_off00012666.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12666 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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