MALICIOUS
172
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The sample is a PDF containing embedded JavaScript, which is a common technique for exploiting PDF vulnerabilities or redirecting users. It also contains numerous links to compromised websites, indicating a phishing or malware distribution campaign. The ML classifier and ClamAV detection strongly suggest malicious intent, likely related to a phishing lure.
Machine Learning
- Nyx PDF Classifier malicious score 0.9947
Heuristics 8
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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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Embedded JS stream low PDF_JSPDF references a /JS stream. Generic JavaScript is common in benign forms; specific dangerous APIs are scored by separate rules.
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Urgency / deadline lure low SE_URGENCY_LUREDocument contains urgency or deadline language ('account will be terminated', 'action required within 24 hours', etc.) — useful context, but low-signal without other findings
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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://djhelaly.com/wp-content/plugins/super-forms/uploads/php/files/c5cc976b8ce443907564a7e9bedbe7ae/1298236968.pdf
- https://thehamptonsbloomington.com/wp-content/plugins/formcraft/file-upload/server/content/files/160d37bebdec61---gogozodoraboxexadipawugo.pdf
- http://www.acefence.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c2497d06cd8---foloxuzixopu.pdf
- http://amuseonline.com/absite/userfiles/file/65120129293.pdf
- http://volvo-cars.jp/js/upload/files/22495644256.pdf
- http://havefuntogether.com/image/upload/File/soximovamukidinuremes.pdf
- https://tigercabinetry.com/wp-content/plugins/super-forms/uploads/php/files/83bbc527345ee333d174297b0a761766/63868214175.pdf
- https://www.jahnigterbraak.nl/wp-content/plugins/formcraft/file-upload/server/content/files/160ac532b37354---loduvi.pdf
- http://www.barankayalar.com.tr/wp-content/plugins/formcraft/file-upload/server/content/files/160772d2fc0554---21409541776.pdf
- http://az4group.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/16081ec5235308---guvudabijapazemaxiwapeva.pdf
- https://codecs.roimages/file/kewafobinabokovopabinov.pdf
- https://socialchangefactory.org/wp-content/plugins/super-forms/uploads/php/files/978fbb58b27eab6070faa1ce92eb4dc4/36749891901.pdf
- http://careerhack.net/wp-content/plugins/formcraft/file-upload/server/content/files/16075d568cf803---mikovebusepivopiw.pdf
- https://nscs.org/wp-content/plugins/super-forms/uploads/php/files/66d68c7aaaa424f1d68d1ad668187817/63972733957.pdf
- http://eltonltd.ru/sites/default/files/uploads/senasobitowutujupaw.pdf
- https://tenfci.org/userfiles/file/derewiguxizuxukavidovaf.pdf
- https://bestmiamiturf.com/wp-content/plugins/super-forms/uploads/php/files/39d09298799ec4576e69e4deef697b57/papukokekeke.pdf
- http://ifaistos.reality.gr/~triantaf/images/file/mitifojedafanolu.pdf
- https://fiambreszav.com/wp-content/plugins/super-forms/uploads/php/files/a21fe92c313a5479cf42727f7a4f1111/29687793456.pdf
- http://www.sunaryem.com.tr/wp-content/plugins/super-forms/uploads/php/files/42emaqlonvhcoq0ca2tr35qh30/lobinosunolafog.pdf
- http://banghetretruc.com/media/ftp/file/wunazukodeverusaketikut.pdf
- https://apoc.com.au/wp-content/plugins/super-forms/uploads/php/files/bb454632b949b5da24f323f9d744820e/14992292960.pdf
- http://juniorsmagazine.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608cb26bae934---dagefalexedijoz.pdf
- https://comesa.com.pe/wp-content/plugins/super-forms/uploads/php/files/2vhjk8c4pcssj4knqi4r9o1eq3/sagefigukale.pdf
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/A3Ryygt5BCM/uplcv?utm_term=brain+aneurysm+in+young+adults
- 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_off0000efdf.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEFDF | 16792 bytes |
font_01_sfnt_off000107f1.bin6ef82fdc52d00f133eb190ae77424057b1c905cc97d5e1e415d8328eb669d7ca |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x107F1 | 17180 bytes |
font_02_sfnt_off00013518.binde983e4c4fb1ec4710d1d17b9b63f1f5be0a933755254a9c2aa4797dd6c76357 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13518 | 10856 bytes |
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