MALICIOUS
164
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains embedded JavaScript and a significant number of external links, many pointing to compromised WordPress sites. These links likely serve as a link farm to redirect users to malicious or phishing content. The ClamAV detection and ML classifier strongly indicate malicious intent, likely related to phishing or malware distribution.
Machine Learning
- Nyx PDF Classifier malicious score 0.9876
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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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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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.ikedatosou.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609e35af48c6a---bidasujutabawagemiwofi.pdf In PDF document text
- http://bangtutrang.com/upload/files/fesudi.pdfIn PDF document text
- https://bikinibody.be/wp-content/plugins/super-forms/uploads/php/files/j18pm7vtjl53pin7ur81qikd7u/75150029541.pdfIn PDF document text
- http://afghansolar.com/userfiles/file/bijemurejidulowagusegid.pdfIn PDF document text
- http://math-talk.kr/wp-content/plugins/super-forms/uploads/php/files/fh4ldq8fbkdotupqvonrev1oht/10173509001.pdfIn PDF document text
- https://dungcuruamui.com/wp-content/plugins/super-forms/uploads/php/files/d5d3jsjv2jofhl6mp2b7ot82ft/2171604028.pdfIn PDF document text
- https://big-affaires.com/img/pics/files/5139679886.pdfIn PDF document text
- http://aire-limpio.com/img/editor/file/71008661106.pdfIn PDF document text
- https://staffxrecruitment.com/wp-content/plugins/super-forms/uploads/php/files/9ce9b7be9eb4178aa2fa3ef63bae0049/60151078177.pdfIn PDF document text
- https://postscriptproductions.com/wp-content/plugins/formcraft/file-upload/server/content/files/160ee0c45ccaf2---82490209907.pdfIn PDF document text
- http://sincaremedicaltour.com/js/upload/buvebasufobidekepobotax.pdfIn PDF document text
- http://gezond-trakteren.nl/kasteel-doornenburg-img/bestandenfile/42659032367.pdfIn PDF document text
- https://chicagoportablexray.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b2daa5a1fad---zukugabovafefigigedetobir.pdfIn PDF document text
- http://brenna-ski.pl/userfiles/file/faxesegofubewezugozet.pdfIn PDF document text
- http://rlangkhan.com/upload/userfiles/files/2255610572.pdfIn PDF document text
- http://portalcom-b2b.es/img/user///file/_0854531001625374774.pdfIn PDF document text
- http://chanakyaaerospacedefence.com/userfiles/file/larawadefemosabulasari.pdfIn PDF document text
- https://www.psalighting.com/wp-content/plugins/super-forms/uploads/php/files/ae5de8c3cb6ae20f6470faf6778771c3/21895320561.pdfIn PDF document text
- https://aldea.work/wp-content/plugins/super-forms/uploads/php/files/9e265243b9a4db9f5e33bae87383b963/daviwunafejuluvajezasofu.pdfIn PDF document text
- https://meccanicagambirasio.it/file/xojejo.pdfIn PDF document text
- https://israelonthehouse.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a1ed64b62aa---daxidujebiduvol.pdfIn PDF document text
- https://coloreverything.love/wp-content/plugins/super-forms/uploads/php/files/8b68f47d052397bbe648a629fabc2352/93288559240.pdfIn PDF document text
- https://akdenizokullari.k12.tr/wp-content/plugins/super-forms/uploads/php/files/fra0ckf1e9nfjpfolp3qdfa9am/rijobugakemeliwot.pdfIn PDF document text
- https://agrachoff.ru/wp-content/plugins/super-forms/uploads/php/files/17fd7b54c39574a843e4b5c71c286349/dosazonuwedolox.pdfIn PDF document text
- https://lynnesnaturaltreats.com.au/wp-content/plugins/super-forms/uploads/php/files/a1f591eabf7f857fce2e859b923d6cee/87384244191.pdfIn PDF document text
- http://subventionsbetrug.de/wp-content/plugins/super-forms/uploads/php/files/0kd1u0lg29ncpg0kub466eb56d/fejawiradajololinuno.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/A3Ryygt5BCM/uplcv?utm_term=factores+de+conversion+3+eso+ejercicios+resueltosPDF 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_off0000fb00.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFB00 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off00011317.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11317 | 10808 bytes |
SHA-256: c0a8097f9969fbb087f78dae38492a712184cba4074919731b0d267dd0c4263b |
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font_02_sfnt_off00012c26.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12C26 | 18132 bytes |
SHA-256: b5ff73fe8a857ad0f34149504b31bcb31bdaa7f93cc74c40bf0e383c02eedd39 |
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