MALICIOUS
196
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Link
T1204.001 User Execution: Malicious Link
This PDF file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. The heuristics indicate it functions as a link farm, directing users to compromised WordPress upload storage. The 'SE_BRAND_CREDENTIAL_PHISH' heuristic specifically flags it as a credential phishing lure impersonating Microsoft, with a call-to-action link that does not match the impersonated brand.
Machine Learning
- Nyx PDF Classifier malicious score 0.9947
Heuristics 7
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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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Brand-impersonation credential phishing lure high SE_BRAND_CREDENTIAL_PHISHDocument impersonates a well-known consumer brand and uses account-security / verification language ('unusual activity', 'account on hold', 'verify your account') to steer the reader to a credential-harvesting link. Corroborated by: call-to-action link host does not match the impersonated brand: https://feedproxy.google.com/~r/skout/mBVl/~3/A3Ryygt5BCM/uplcv?utm_term=mortgage+forbearance+under+cares+act.
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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://miamivanservice.net/wp-content/plugins/formcraft/file-upload/server/content/files/160875ceb15b8c---jovobutofo.pdf In PDF document text
- http://alternativefitness.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/1606c8de698725---vusasatikilag.pdfIn PDF document text
- https://www.chauffeur-prive-nice.fr/wp-content/plugins/formcraft/file-upload/server/content/files/1608570748cc6c---99124391765.pdfIn PDF document text
- https://www.schroedersales.com/wp-content/plugins/super-forms/uploads/php/files/ad7dc227a2d459cfe937cf7ae1ec5d45/80647948534.pdfIn PDF document text
- http://www.atrium-tuiles.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609ffc8596475---63398549292.pdfIn PDF document text
- https://klingende-zeder.de/wp-content/plugins/formcraft/file-upload/server/content/files/160c8d158d4970---lujapedipoxew.pdfIn PDF document text
- https://totalyoumovement.com/wp-content/plugins/formcraft/file-upload/server/content/files/160d6601aec68e---gazewotewofapumaxasanitot.pdfIn PDF document text
- https://autosofortkauf.ch/wp-content/plugins/super-forms/uploads/php/files/md32jgg8mamb8g4kfo3tveeopc/vipurobudaritut.pdfIn PDF document text
- https://www.gs-gleichmann.de/wp-content/plugins/formcraft/file-upload/server/content/files/16072d5f48170a---41375186215.pdfIn PDF document text
- http://prodesign31.ru/wp-content/plugins/formcraft/file-upload/server/content/files/160c080dc00e2e---291399682.pdfIn PDF document text
- http://www.trimbleexpress.sk/wp-content/plugins/formcraft/file-upload/server/content/files/1606c9a3b65a05---88917059635.pdfIn PDF document text
- https://davebakeragency.com/wp-content/plugins/super-forms/uploads/php/files/9faeae4a2311bb42ec14d5c895f1fd46/gedegese.pdfIn PDF document text
- https://ms01bet.net/contents//files/virawelizixas.pdfIn PDF document text
- http://www.alfainstal.pl/wp-content/plugins/formcraft/file-upload/server/content/files/160a47c5263b46---sonozemexegi.pdfIn PDF document text
- https://amartzon.store/wp-content/plugins/super-forms/uploads/php/files/8b6c947198b142a882417e57235f32de/15869438255.pdfIn PDF document text
- http://beetsom.com/PROGRAM_FCKeditor_UserFiles/file/120187610260968ac14293e.pdfIn PDF document text
- http://www.sunarsurdurulebilir.com/wp-content/plugins/super-forms/uploads/php/files/okrimh2tr1tp9fe6cho3k3ast2/duwamajasafomufijit.pdfIn PDF document text
- http://www.absolutecateringla.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607067c1de35b---76000571528.pdfIn PDF document text
- https://sevsport.info/wp-content/plugins/super-forms/uploads/php/files/479a4beabfa15dab9cca5585a0242f82/98776756567.pdfIn PDF document text
- https://pensionatiitalianiinportogallo.it/wp-content/plugins/super-forms/uploads/php/files/c30cd503aad9d252a3dfd7f2c1797b4c/31392787419.pdfIn PDF document text
- https://leunamgroup.com/wp-content/plugins/super-forms/uploads/php/files/fc6975af9abdf42eb6b0cbbff7fa52c7/99975939103.pdfIn PDF document text
- http://www.louthadventures.ie/wp-content/plugins/formcraft/file-upload/server/content/files/160ba7b7ead92d---bodorajebimafo.pdfIn PDF document text
- https://hoovermaids.com/wp-content/plugins/super-forms/uploads/php/files/94ba7c1e393cda7f994a797759ddcf7f/dojuzufijoxawu.pdfIn PDF document text
- http://neodev.space/wp-content/plugins/formcraft/file-upload/server/content/files/16099b93d6a948---kilirowaleruxigisusenig.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/A3Ryygt5BCM/uplcv?utm_term=mortgage+forbearance+under+cares+actPDF 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_off0000fa31.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFA31 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off00011248.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11248 | 10748 bytes |
SHA-256: 5f020e0c5945ac7299e09f9bba634134c75ee95cc92ddf96256b0bd0908c74c9 |
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font_02_sfnt_off00012afb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12AFB | 18424 bytes |
SHA-256: 809dc9a84471292b4862c0749c0f2ceda41d9d0d6c574eebfb789a74e73e9f26 |
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