MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF document 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 websites or disposable hosting, suggesting a link farm designed to redirect users to malicious sites. The presence of external URI heuristics and link farm indicators further supports a phishing or malware distribution attack pattern.
Machine Learning
- Nyx PDF Classifier malicious score 0.9967
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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://huntic.ru/uplcv?utm_term=how+to+get+into+your+icloud+email+if+you+forgot+your+password PDF link annotation
- http://lynhuagiasi.com/Images_upload/files/28610487941.pdfIn PDF document text
- http://www.holderit.com/wp-content/plugins/formcraft/file-upload/server/content/files/16146f9d2dd895---46107603224.pdfIn PDF document text
- https://rtquery.reitoken.org/Coaching123/images/files/40240130535.pdfIn PDF document text
- http://manavpublicschool.org/manav/userfiles/file/68787000981.pdfIn PDF document text
- http://dautuck.com/uploads/userfiles/file/xelurolisixamofebur.pdfIn PDF document text
- https://zaindu.drogomedia.com/files/galeria/files/xipivolexorabibarir.pdfIn PDF document text
- https://toppelletmachine.com/d/files/13799574061.pdfIn PDF document text
- https://bike-accessories.supersites.gr/content/ckfinder/files/geratuwobovuzil.pdfIn PDF document text
- http://grupophi.es/uploads/files/13687042528.pdfIn PDF document text
- http://ciaooo.ru/uploades/userfiles/file/55231508404.pdfIn PDF document text
- https://www.davinci.dk/wp-content/plugins/formcraft/file-upload/server/content/files/1614b900dd57c3---nipuz.pdfIn PDF document text
- http://bodemveenweiden.nl/bodem-veenweiden-img/12787443312.pdfIn PDF document text
- https://www.marthatrotts.ca/wp-content/plugins/formcraft/file-upload/server/content/files/161493429f0ac9---zezopipujanoda.pdfIn PDF document text
- http://www.naturapreserved.com/wp-content/plugins/formcraft/file-upload/server/content/files/161332cc721805---gufis.pdfIn PDF document text
- http://eros-arena.de/eros/userfiles/file/bidosumorobokawome.pdfIn PDF document text
- http://textstricker.de/benutzerdateien/45886848025.pdfIn PDF document text
- http://in-dapt.com/wp-content/plugins/formcraft/file-upload/server/content/files/16142eefe8f9d4---57228637157.pdfIn PDF document text
- https://kebecelectrique.com/upload/editor/file/faxeferif.pdfIn PDF document text
- http://xsjsbzrw.com/uploads/files/kiwetemivejowutatepatu.pdfIn PDF document text
- http://khaskhaan.mn/uploads/userfiles/files/jikizimibelife.pdfIn PDF document text
- http://innotack.com/userfiles/files/xixemojuvetumagit.pdfIn PDF document text
- https://online-wums.com/files/files/11156572389.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_off0000ae1b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xAE1B | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000c62d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC62D | 15460 bytes |
SHA-256: 87beb1b1058b2f6e127eddeba42fd4029fe58a9ef622c0a979e083168087a97f |
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font_02_sfnt_off0000ed4b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xED4B | 11252 bytes |
SHA-256: 4f7986139b001aa8f57a2ae4ca919a0d511447a395f8eb8e8add484f27d56db2 |
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