MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains numerous links to external websites, many of which are hosted on compromised CMS uploads or disposable hosting, indicating a link farm designed to redirect users. ClamAV and ML classifiers flagged this PDF as malicious, specifically as a phishing or trojan variant. The presence of multiple compromised upload links suggests an attempt to disguise malicious content as legitimate files.
Machine Learning
- Nyx PDF Classifier malicious score 0.9974
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://ozt.zielonetarasy-cieplice.pl/uploads/userfiles/files/15555481699.pdf In PDF document text
- http://myucmas.com/userfiles/file/54806002344.pdfIn PDF document text
- http://test.uebersetzungen-nesselberger.de/wp-content/plugins/formcraft/file-upload/server/content/files/160c1f3f4a6872---bexevobujozevijula.pdfIn PDF document text
- https://selectwifi.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607f976cd6aef---katigufurelotopazaluvoru.pdfIn PDF document text
- http://www.whirlpool-beachcomber.at/wp-content/plugins/formcraft/file-upload/server/content/files/1606dbd2b77d77---xafasozinomizajenogarapa.pdfIn PDF document text
- https://www.baileysmilk.com/wp-content/plugins/super-forms/uploads/php/files/5dc4da70771e7f7a0c4cef5a394515e0/50971506143.pdfIn PDF document text
- https://fresh-cherries.com/ckfinder/userfiles/files/6821234922.pdfIn PDF document text
- http://www.iamgoingto1996.com/wp-content/plugins/formcraft/file-upload/server/content/files/160834a6d0f103---9524332059.pdfIn PDF document text
- http://lignumweb.com/site/webroot/uploads/files/juzefiralizijaxoga.pdfIn PDF document text
- http://bulk-supplies.com/userfiles/file/riromawaj.pdfIn PDF document text
- http://terapie-psi.ro/wp-content/plugins/formcraft/file-upload/server/content/files/1608b24ea11319---wopemizogowibolevalurobu.pdfIn PDF document text
- http://currycornersugarland.com/admin/images/file/74738912930.pdfIn PDF document text
- http://besteva.com/upload/files/varezipof.pdfIn PDF document text
- https://kayakbranson.com/wp-content/plugins/formcraft/file-upload/server/content/files/160bc976b145fb---16729961732.pdfIn PDF document text
- http://bsbcarpet.com/userfiles/file/litewasoronoduwoji.pdfIn PDF document text
- http://harchovyk.com/userfiles/file/3211899851.pdfIn PDF document text
- https://cashofferoregon.com/wp-content/plugins/formcraft/file-upload/server/content/files/1612116ea82203---99938192987.pdfIn PDF document text
- http://firegallery.ru/img/upload/nitupajipafalugide.pdfIn PDF document text
- http://newworldss.com/uploads/file/73189609513.pdfIn PDF document text
- https://www.parkgest.ch/wp-content/plugins/formcraft/file-upload/server/content/files/16086b5b8bb899---bosawogakuxak.pdfIn PDF document text
- https://novamakine.com/upload/ckfinder/files/88946411822.pdfIn PDF document text
- http://www.sarajevo-inn-grunewald.com/wp-content/plugins/formcraft/file-upload/server/content/files/16112dd1665b35---repivipuzuwodosinaz.pdfIn PDF document text
- http://balone.net/_upload/file///boragokufinova.pdfIn PDF document text
- http://jointrilogy.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607fad08e283c---risixusa.pdfIn PDF document text
- https://living-stone.lu/userfiles/files/59484843346.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/DOqCt-cVA4I/uplcv?utm_term=menggambar+teknik+listrik+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_off0000df13.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDF13 | 16492 bytes |
SHA-256: a6e9c6f3f062e2ea5535a17576b63c0b99314428c415cf7f214b5d0cadf5fc8f |
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font_01_sfnt_off00010a59.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10A59 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00012270.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12270 | 10948 bytes |
SHA-256: f2d2ba6b0cfe9ac8ecbf069c4fe6c061ef1b407e69118a7d0c602b577bb8ea48 |
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