MALICIOUS
164
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
This PDF file was flagged by a machine learning classifier and ClamAV as malicious, specifically as a phishing trojan. The heuristics indicate it functions as a link farm, hosting malicious PDFs on compromised WordPress sites, and presents a visual 'download' lure to trick users. The embedded URLs are designed to lead users to these compromised sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9972
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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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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Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTONDocument contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
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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://thehero88vip.com/ckfinder/images_store/files/nogarizawidoragovenomi.pdf In PDF document text
- https://primax.fr/wp-content/plugins/super-forms/uploads/php/files/4orlhpil8s2sbhluhbjbmnigs0/16928165498.pdfIn PDF document text
- https://space1500.com/wp-content/plugins/super-forms/uploads/php/files/b885f49a9801def93f95e6ae59fa6fb8/55073303278.pdfIn PDF document text
- http://asu.com.vn/wp-content/plugins/super-forms/uploads/php/files/3pq873ccrti01ft1l90pp0a1du/nozozadod.pdfIn PDF document text
- https://2greenchicks.com/wp-content/plugins/super-forms/uploads/php/files/bda597eb5fe8b68b181cf88bf139ee3d/74851259952.pdfIn PDF document text
- http://xn----8sbpvg0afdbe.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/qs0aliggjleol3d0ns4jgv0b07/66310832823.pdfIn PDF document text
- https://hylyt.co/wp-content/plugins/super-forms/uploads/php/files/5a2437be8cb502c49089e57974fb08fa/28062721387.pdfIn PDF document text
- https://microfocus-realize2020mea.com/wp-content/plugins/super-forms/uploads/php/files/e849ba7ce223ccf1bde344d0335c1a80/bezijekixudapowo.pdfIn PDF document text
- http://sakirnoopo.ru/wp-content/plugins/super-forms/uploads/php/files/e8c35ba0ec44ee78db176e756b3582f9/rikuvusevaleg.pdfIn PDF document text
- https://www.budgetskemaet.dk/wp-content/plugins/formcraft/file-upload/server/content/files/1607acd7a33237---71170726799.pdfIn PDF document text
- http://www.anclupnapoli.it/userfiles/file/84398294446.pdfIn PDF document text
- http://nuovartea.eu/userfiles/files/77458430195.pdfIn PDF document text
- https://rhythmcprandfirstaid.com/wp-content/plugins/super-forms/uploads/php/files/428b9e7035c9063a23a758ace254f794/12502982071.pdfIn PDF document text
- http://imi.vc/upload/files/28864944685.pdfIn PDF document text
- https://www.etbsupplies.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607d7c0dbbfd2---94708046259.pdfIn PDF document text
- http://queuemanagementsystems.com/wp-content/plugins/formcraft/file-upload/server/content/files/16071c110144e4---zepasafolizosifumaf.pdfIn PDF document text
- http://visualpaint.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607be8b1cb7ce---94444273814.pdfIn PDF document text
- http://duonglaohanoi.com/userfiles/file/70636387252.pdfIn PDF document text
- http://studiotecnicobonoli.com/userfiles/files/maxuxaviwigogipobi.pdfIn PDF document text
- http://www.dj-csnl.nl/wp-content/plugins/formcraft/file-upload/server/content/files/160d51b8b362b5---bojupuwotopet.pdfIn PDF document text
- https://eseninternational.com/uploads/files/botexenezifuxudonatejem.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/BvfzZFkJO3s/uplcv?utm_term=ncert+class+10+political+science+solutionsPDF 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_off0000cb28.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCB28 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000e33a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE33A | 16960 bytes |
SHA-256: 563659931d2afd08e46262fc528f9b511567d224639951cc0680f4d3a6a49da8 |
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font_02_sfnt_off00010f94.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10F94 | 10616 bytes |
SHA-256: ad46b01f28f7939fcf7c5613a9dca178c62fbae9de347a83c3737111bc117a7e |
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