MALICIOUS
196
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.001 User Execution: Malicious Link
This PDF file was flagged by multiple heuristics as malicious, including a brand impersonation lure for credential phishing and a link farm pointing to compromised WordPress uploads. The ClamAV detection and ML classifier further support its malicious nature. The primary attack pattern involves tricking the user into clicking a link that leads to a phishing site.
Machine Learning
- Nyx PDF Classifier malicious score 0.9974
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/cv9VXjIrmdE/uplcv?utm_term=neurophysiology+of+consciousness.
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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://www.hungryalex.com/wp-content/plugins/super-forms/uploads/php/files/9a4d82b850a5736747bd102514f5628c/85513507303.pdf In PDF document text
- https://semineebrasov.ro/printuri-fi/files/70532105382.pdfIn PDF document text
- http://hellnocancershow.com/wp-content/plugins/formcraft/file-upload/server/content/files/160beebf99c982---75278346137.pdfIn PDF document text
- https://winston-woodward.com/wp-content/plugins/super-forms/uploads/php/files/3ffe980cba6fb03cd51005d7f8506719/latepunudugejetelafeleg.pdfIn PDF document text
- http://feach.ie/images/uploads/file/bawamo.pdfIn PDF document text
- https://miamivanservice.net/wp-content/plugins/formcraft/file-upload/server/content/files/160c77e02f3c89---lopekikapodig.pdfIn PDF document text
- https://www.auditek.fr/wp-content/plugins/formcraft/file-upload/server/content/files/160c2ba44c24b6---40436784615.pdfIn PDF document text
- http://inspirationallabels.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/160776b89845f5---23786389013.pdfIn PDF document text
- https://rmissio.pl/wp-content/plugins/formcraft/file-upload/server/content/files/160753fe80f872---84078900585.pdfIn PDF document text
- http://busankid.com/webfiles/board/file///benukevujulazujizogosibi.pdfIn PDF document text
- https://www.truesdalepainting.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a751304226d---88534902311.pdfIn PDF document text
- https://alfa-pechati.ru/wp-content/plugins/super-forms/uploads/php/files/2ae7ea5c4b16785bd24ea515c488b1de/gaxuxonikomawes.pdfIn PDF document text
- http://zoltysnieg.pl/pliki_wyswig/files/dazovejit.pdfIn PDF document text
- http://blissrenewbeauty.com/newerac2c/userfiles/file/97901595554.pdfIn PDF document text
- http://beautybybelief.com/admin/images/file/tuwikizofumakoj.pdfIn PDF document text
- https://holzhaus-suedtirol.it/wp-content/plugins/formcraft/file-upload/server/content/files/160d229b8c114e---rabigalurapulax.pdfIn PDF document text
- http://al-bandak.com/userfiles/file/mozun.pdfIn PDF document text
- https://refour.dk/wp-content/plugins/super-forms/uploads/php/files/dd5b2b2fd11999d59bf5fd5fef6650bd/davijefezevujuzamomi.pdfIn PDF document text
- http://www.sunarmisir.com.tr/wp-content/plugins/super-forms/uploads/php/files/2vja91aa83u3p4fp2e5j1sugd2/34555601017.pdfIn PDF document text
- https://camile.vn/wp-content/plugins/super-forms/uploads/php/files/5tbe194n3ia6k87st80310b175/vinemewa.pdfIn PDF document text
- https://chicagoportablexray.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a21026196dc---6817490320.pdfIn PDF document text
- http://jeugdopdewetenschapsagenda.nl/wp-content/plugins/formcraft/file-upload/server/content/files/1607b59189c9b6---26919091136.pdfIn PDF document text
- http://cargo3030.ru/wp-content/plugins/formcraft/file-upload/server/content/files/1608da192762f1---98113165484.pdfIn PDF document text
- https://evg-prague.fr/wp-content/plugins/formcraft/file-upload/server/content/files/160b8da8859cbe---luxuxixumunujitujiwisu.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/cv9VXjIrmdE/uplcv?utm_term=neurophysiology+of+consciousnessPDF 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_off00017208.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x17208 | 17660 bytes |
SHA-256: c59af649e78ee569bc35bb1e7004197ae26f0f6a2b28d89d1650e0e1594456f2 |
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font_01_sfnt_off00019fd8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x19FD8 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0001b7ef.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1B7EF | 10688 bytes |
SHA-256: d8044c394895a2843867a9c8614372d2bc7f14636ea37fa0165dfcb0ba1cd3c3 |
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