MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF file was flagged by multiple heuristics as malicious, including a critical ClamAV detection and an ML classifier indicating a high probability of maliciousness. It contains numerous links pointing to compromised websites, suggesting it's part of a phishing or malware distribution campaign. The presence of link farms on disposable hosting further supports this assessment.
Machine Learning
- Nyx PDF Classifier malicious score 0.9991
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://www.medicalalliedtraining.com/wp-content/plugins/formcraft/file-upload/server/content/files/160893971636bf---jiwuvowelazi.pdf
- https://www.acptechnologies.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a55334f339b---63468759402.pdf
- http://sparan-art.ru/ckfinder/userfiles/files/nilenejuwitewi.pdf
- http://inewbus.com/wp-content/plugins/super-forms/uploads/php/files/39s16l8kfdgo36976qtorb19t7/90281034624.pdf
- http://www.kissdocs.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/1606c6a1938b9c---bogiga.pdf
- https://saftanton.dk/wp-content/plugins/formcraft/file-upload/server/content/files/160a3d4e5cffd1---kunotatigoxukogogojikaxo.pdf
- https://alignerco.com/wp-content/plugins/super-forms/uploads/php/files/33d3d3c3a9ff9b2fcfef3889e3d81426/45026294881.pdf
- http://www.peplex.it/wp-content/plugins/formcraft/file-upload/server/content/files/160ace2a3440c6---55948372838.pdf
- http://cdmatik.com/uploads/file/befalesozomukasegaminom.pdf
- https://eingangrad.ch/userfiles/files/91794134782.pdf
- http://hgbs.de/userfiles/file/rovibemugow.pdf
- http://vorne-sitzen.eu/pcms/content/file/zorizixelefilukubux.pdf
- https://www.rowtheerne.com/wp-content/plugins/super-forms/uploads/php/files/5d3130861975bf5933ad02cb66b13c1a/katukawipekabamenino.pdf
- http://essentielles-theater.de/UserFiles/File/vimawowugudox.pdf
- http://tfwdynasty.com/clients/f/fc/fc55782506b94f933057639757072b2a/File/3726085010.pdf
- http://mmbc.cz/_data/user_files/file/viwavomaleliluvit.pdf
- https://cepatdaftargroup2.com/contents//files/16102052751.pdf
- https://bostoncake888.com/UserFiles/files/96411373164.pdf
- http://backupcenters.com/userfiles/file/nevuwobu.pdf
- https://alfa-clining.ru/wp-content/plugins/super-forms/uploads/php/files/321067e6265c8609a593263ae022ab63/94038922898.pdf
- http://specimport.by/files/files/bisiremamuzikuwu.pdf
- https://posaonakosovu.com/ckfinder/userfiles/files/4356440079.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/ngfLrbzwjls/uplcv?utm_term=que+haria+maquiavelo+stanley+bing+pdf
- http://e1pl2.nazwa.pl/busy/fotki/file/73861639375.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://dejavu.sourceforge.net
- http://dejavu.sourceforge.net/wiki/index.php/License
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000cf49.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCF49 | 16792 bytes |
font_01_sfnt_off0000e75b.bin806418367315ced51971b423e4915c8c5a0caa762981573b396b5bd7813e3746 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE75B | 17980 bytes |
font_02_sfnt_off000115a3.bincf43bcac0e05f0c9c931ddc7e574584baefea243575328931a25146e8262ccfe |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x115A3 | 11568 bytes |
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