MALICIOUS
196
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous links to compromised WordPress upload directories and disposable hosting, indicating a link farm designed to host malicious files. The 'SE_PASSWORD_ARCHIVE_LURE' heuristic strongly suggests the document's purpose is to trick users into downloading password-protected archives, a common tactic to bypass gateway security. ClamAV detection as 'Pdf.Phishing.Trojan' further supports its malicious nature.
Machine Learning
- Nyx PDF Classifier malicious score 0.9846
Heuristics 7
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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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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://www.skup.it/wp-content/plugins/formcraft/file-upload/server/content/files/1607365cae572d---nebepuvafutikesazel.pdf In PDF document text
- https://pinpointfeedtech.com/ckfinder/userfiles/files/22756054813.pdfIn PDF document text
- http://klassn.com/ckfinder/userfiles/files/tesofakawalegizugutav.pdfIn PDF document text
- https://www.ayersworthglen.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609d9af6bf430---tofexotikumobomofamumo.pdfIn PDF document text
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b12ccad3066---naxamowozodulato.pdfIn PDF document text
- http://www.elsecretodelolivo.com/wp-content/plugins/formcraft/file-upload/server/content/files/160acd7741a1d6---burotaxuxufilumugik.pdfIn PDF document text
- https://kede.org/userfiles/file/54548969715.pdfIn PDF document text
- https://westcoastmovers.ca/wp-content/plugins/super-forms/uploads/php/files/jbc0q77uecatgqr21e2s2vgaru/69035134888.pdfIn PDF document text
- http://rayanchem.com/d/files/sejorurukevoz.pdfIn PDF document text
- https://marciasmithconsulting.com/wp-content/plugins/super-forms/uploads/php/files/70a539a0b321198ae423aa3b30065781/munazebowabirebalirogesi.pdfIn PDF document text
- http://oilmachineydy.com/d/files/vireba.pdfIn PDF document text
- http://mmckno2010.zkosuchdol.info/files/34686048790.pdfIn PDF document text
- http://dolphinegypt.net/userfiles/file/52807116603.pdfIn PDF document text
- https://akrmedia.no/ckfinder/userfiles/files/bivozuridazelisas.pdfIn PDF document text
- http://www.expertnutritionadvisor.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b3b444934ec---simogurafarokufuvo.pdfIn PDF document text
- https://www.kunapak.com/wp-content/plugins/super-forms/uploads/php/files/d1p29ff2vem4215hd1n9tlcbej/pikepunot.pdfIn PDF document text
- https://encoregallery.us/wp-content/plugins/super-forms/uploads/php/files/d8b46e12c6d7c11989a472167b35ee2b/wulixefufozes.pdfIn PDF document text
- http://airconbank.com/upload/fckeditor/file/sosabepanozuwenowaxenato.pdfIn PDF document text
- http://gentlemensquartersbarbershop.com/wp-content/plugins/super-forms/uploads/php/files/160755ba755abe3107107db0889897c6/49161658979.pdfIn PDF document text
- https://jaunimodienos.lt/wp-content/plugins/super-forms/uploads/php/files/t3svv23j7vqgh58u66fv45b85j/kizulupuvimux.pdfIn PDF document text
- http://csptech.net/admin/userfiles/file/telejumerusovefodolojemag.pdfIn PDF document text
- https://www.sussexweddingservices.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/160c2f9c1cf740---30991374092.pdfIn PDF document text
- https://personalloan2u.com/wp-content/plugins/super-forms/uploads/php/files/dcaecd06dfd3185156089cde60f7ef65/61714942228.pdfIn PDF document text
- http://spoanalyze.com/wp-content/plugins/super-forms/uploads/php/files/0b763a8dbc382fe94d20d938847b7078/9634528022.pdfIn PDF document text
- https://sirikulsteel.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609584c25967a---73851225520.pdfIn PDF document text
- http://www.itbaloch.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608fc2ec4cbae---ronelofumupuvipedub.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/BkSY9tpko7c/uplcv?utm_term=the+joy+of+creation+story+mode+free+downloadPDF 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_off0000cecd.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCECD | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000e6df.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE6DF | 16608 bytes |
SHA-256: 9ca812f609105d1504c464ffcc022e0fcea5aef32ebb1b0c466b697e390be238 |
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font_02_sfnt_off00011202.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11202 | 11036 bytes |
SHA-256: 9bd8cf2c47cfbc549fd80822afa6db769b9e643297c6a664be188efbd4452a34 |
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