MALICIOUS
196
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a link farm pointing to multiple compromised CMS upload locations, suggesting an attempt to distribute malicious files. The 'SE_PASSWORD_ARCHIVE_LURE' heuristic indicates the document likely provides instructions to open a password-protected archive, a common tactic to evade initial gateway scanning. The ML classifier and ClamAV detection strongly indicate malicious intent, likely related to phishing or malware delivery.
Machine Learning
- Nyx PDF Classifier malicious score 0.9956
Heuristics 7
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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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Password-protected archive handoff high SE_PASSWORD_ARCHIVE_LUREDocument gives password instructions for an archive or attachment — often used to keep payloads encrypted until after gateway scanning
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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://lalitas-thaimassage-spa.de/wp-content/plugins/formcraft/file-upload/server/content/files/1611089b2454f2---61102820661.pdf In PDF document text
- https://hankilfood.com/upfile/files/96777409350.pdfIn PDF document text
- https://adbadog.com/wp-content/plugins/super-forms/uploads/php/files/6a12ea30a431ba6612e29146216d048e/poweganu.pdfIn PDF document text
- http://1976ahhs.com/clients/32223/File/fipivetubadizilabiwumuwux.pdfIn PDF document text
- https://harpethvalleypto.org/wp-content/plugins/super-forms/uploads/php/files/39ed79ffdd529297fbb52ad419ccbc0d/kelapibonadatetij.pdfIn PDF document text
- http://zeci.nl/im/image/totesekasogemugejepov.pdfIn PDF document text
- https://wonwon.taipei/photo/file/kokugodonikiwexomen.pdfIn PDF document text
- http://dalaichau.com/files/47118586787.pdfIn PDF document text
- http://doks-films.com/pcms/content/file/83142048404.pdfIn PDF document text
- http://hyundaidongdo3s.com/images/files/minadoxulib.pdfIn PDF document text
- https://www.accidentinjurylascruces.com/wp-content/plugins/super-forms/uploads/php/files/28nm7ofhnvd6ag4aksin33h3ql/mojov.pdfIn PDF document text
- http://sujitonweb.com/userfiles/files/37262790383.pdfIn PDF document text
- http://aeskulap24h.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b409af32ac9---72916164186.pdfIn PDF document text
- http://caacoding.net/wp-content/plugins/formcraft/file-upload/server/content/files/160aa96ba4f824---powoboxasezonujuvapowaruw.pdfIn PDF document text
- http://capitolmetrophysicaltherapy.com/userfiles/file/kabemavu.pdfIn PDF document text
- https://growyourmoney.in/userfiles/files/31027746628.pdfIn PDF document text
- https://pametnidom.hr/pametne_kuce/userfiles/file/177911380.pdfIn PDF document text
- https://protechlighting.com/wp-content/plugins/super-forms/uploads/php/files/4c3e2abff83d237e12f6ed2d4eccedfd/xekapijekupinopuzalu.pdfIn PDF document text
- https://alatheir.com/atheirwsfiles/file/xapel.pdfIn PDF document text
- http://alsumiri.net/wp-content/plugins/super-forms/uploads/php/files/fb46efcd75fa09cf1b97cf756a44af69/pesipaz.pdfIn PDF document text
- http://www.letnifestiwal.pl/ckfinder/userfiles/files/milewiredugefalezuzipeni.pdfIn PDF document text
- http://christschoolblr.in/userfiles/file/nazinu.pdfIn PDF document text
- http://www.theflightfest.com/wp-content/plugins/formcraft/file-upload/server/content/files/160774bafa170e---96591019448.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/Om9ozkHLxGw/uplcv?utm_term=airbnb+annual+report+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_off0000e256.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE256 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000fa6d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFA6D | 10544 bytes |
SHA-256: f7d8eefa89b17df1848a529089f6df6c0d191deede95bbdab5a0424d38d55853 |
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font_02_sfnt_off00011253.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11253 | 19184 bytes |
SHA-256: b8c08b305226822301b452bde0e216ecc1e9cdc6bf2f69624e49f3d29bf776ec |
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