MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
This PDF file was flagged by multiple heuristics as malicious, including a high-confidence ML classifier and ClamAV detection. It contains a large number of embedded URLs, many pointing to compromised CMS upload directories or disposable hosting, suggesting a phishing or malware distribution campaign. The document body is unreadable, but the presence of numerous links strongly indicates an attempt to redirect the user to malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9986
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 https://crysiq.ru/uplcv?utm_term=audible+mp3+download PDF link annotation
- https://xn--78-6kce7dfhb9dwb.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/1ff52ac3d13ffacc7e6bfa445a8af608/nabobebejakeweda.pdfIn PDF document text
- http://aqcons.vn/upload/files/57921844558.pdfIn PDF document text
- http://brandiassociati.it/userfiles/file/4325090389.pdfIn PDF document text
- https://www.champagne-auge-dascier.com/ckfinder/userfiles/files/fizewofowavojebu.pdfIn PDF document text
- https://best-turbos.com/wp-content/plugins/super-forms/uploads/php/files/40a26a1bbc14e0a57c698005d41e7414/14047637297.pdfIn PDF document text
- http://abwva.com/uploads/files/zigebetujutajadogavunuga.pdfIn PDF document text
- http://www.mvdisposal.com/wp-content/plugins/formcraft/file-upload/server/content/files/16072ad655ed6a---2701804210.pdfIn PDF document text
- http://sieckultury.pl/wp-content/plugins/super-forms/uploads/php/files/e8d73139046bd1ffb1738e5c67b727b1/36846980761.pdfIn PDF document text
- https://www.wflorlando.com/wp-content/plugins/super-forms/uploads/php/files/e1f94b29eaef215990deb1fafe36ee18/57101429870.pdfIn PDF document text
- https://www.booster-p.com/wp-content/plugins/formcraft/file-upload/server/content/files/16077986851474---86643677415.pdfIn PDF document text
- https://ecef-groupe.com/wp-content/plugins/super-forms/uploads/php/files/1e70jvqt3t7hmr39h88j7nn9k3/6511391266.pdfIn PDF document text
- https://edebmachine.com/images/media/files/butubemejilofe.pdfIn PDF document text
- http://constructionone.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160c2a3c3a1a18---83215373273.pdfIn PDF document text
- http://zcapitalcrm.com/app/webroot/uploads/files/56310766232.pdfIn PDF document text
- https://drsaman.com/files/xunuligerixegolamoditipo.pdfIn PDF document text
- http://projectbudapest.hu/wp-content/plugins/formcraft/file-upload/server/content/files/1606d96b24afd8---kijifanarilux.pdfIn PDF document text
- https://chambres-hotes-aube-bleue.fr/userfiles/file/81666836779.pdfIn PDF document text
- http://df-2.de/images/daten/file/72685914483.pdfIn PDF document text
- https://paklya.su/design/img/upload/file/58574435016.pdfIn PDF document text
- http://joyandwowbook.com/upload/file/zawanet.pdfIn PDF document text
- https://www.davinci.dk/wp-content/plugins/formcraft/file-upload/server/content/files/160b69d70cce9a---68235148111.pdfIn PDF document text
- https://hometutorsdelhi.com/userfiles/files/pozuritopesivojerip.pdfIn PDF document text
- https://www.hagensmarketing.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607113bb00eb7---kunalufopawoxitapufiba.pdfIn PDF document text
- http://www.canadiantreasurer.com/wp-content/plugins/formcraft/file-upload/server/content/files/16070410628e83---95910088108.pdfIn PDF document text
- http://kcde.kr/userfiles/file/50267845024.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_off0000dee9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDEE9 | 16816 bytes |
SHA-256: 26bacf64bb3cd704b61a7d4096b6d8f3e05d2779f5ee9267141bcdd73a842c06 |
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font_01_sfnt_off00010a74.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10A74 | 10668 bytes |
SHA-256: f64d3b919fec287b4c974b0d8cbcb6be00b6f8ec92f787dfd4cad765d2fd37f7 |
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font_02_sfnt_off000122a5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x122A5 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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