MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains numerous embedded URLs, many of which point to compromised websites or disposable domains, indicating a link farm designed to redirect users to malicious content. Heuristics suggest this is a phishing or malware distribution attempt, with ClamAV specifically identifying it as a phishing trojan.
Machine Learning
- Nyx PDF Classifier malicious score 0.9960
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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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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://laborke.ru/uplcv?utm_term=emoji+keyboard+cute+emoticons+apk PDF link annotation
- http://peetersinstallatietechniek.nl/upload/files/48067815780.pdfIn PDF document text
- http://www.tenniscanberra.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/1612ffc578ec45---sobamigijub.pdfIn PDF document text
- http://gibisch.org/files/files/xipaj.pdfIn PDF document text
- http://beta-rc.com/upload/files/mavumogebam.pdfIn PDF document text
- https://agencement-menuiserie-var.fr/stockages/files/60043165088.pdfIn PDF document text
- http://www.magicapro.it/wp-content/plugins/formcraft/file-upload/server/content/files/16132d12ea10c9---20654371028.pdfIn PDF document text
- https://bdprescription.com/ci/userfiles/files/ramiwolafunewu.pdfIn PDF document text
- http://fthyhs.com/resource/docContentImg/file/2021-09-10/578e126d95206fb3bcc73a5adce98c09.pdfIn PDF document text
- http://panhongbo.com/ckfinder/userfiles/site_eachfun_com/files/35375687145.pdfIn PDF document text
- http://geredekombiservisi.com/userfiles/file/13465704362.pdfIn PDF document text
- http://mdsalon.ru/img/lib/file/81966098932.pdfIn PDF document text
- https://www.passion-rnd.com/upfile/files/2021/09/11/94282347939.pdfIn PDF document text
- http://www.donboscovizag.org/images/files/sedavajamojuwa.pdfIn PDF document text
- http://www.reroofingbrisbaneqld.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/1613c5f1eea14f---fizapinogi.pdfIn PDF document text
- https://toananhmedical.com/uploads/files/53356711313.pdfIn PDF document text
- https://bocion.com/ckfinder/userfiles/files/21730620847.pdfIn PDF document text
- https://7mark3t2-7aya.com/contents/files/korudagalifarojedituru.pdfIn PDF document text
- http://nhanvietgroup.com/demo/xay-dung-tnx/upload/files/norozoxonifogakudomap.pdfIn PDF document text
- http://jakpaisanestate.com/images/upload/files/rituz.pdfIn PDF document text
- http://ueros.fr/admin/ckfinder/userfiles/files/ximagaxakofud.pdfIn PDF document text
- http://ametansk.ru/uploads2/40378048419.pdfIn PDF document text
- http://amindoost.ir/images/upload/files/51248133867.pdfIn PDF document text
- http://life-homeshop.com/asset/uploads/files/dipetaraw.pdfIn PDF document text
- 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_off0000d84f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD84F | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000f066.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF066 | 11188 bytes |
SHA-256: 1faa8387a91c784f011b958e7ef36c5b11f70b58bdadaacf0b51c4e8f512e030 |
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font_02_sfnt_off00010a4d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10A4D | 17556 bytes |
SHA-256: bc14f865eabe8dc6fbbf4594ad6af3f92df9f5c07d7c078b5b3d230a43406778 |
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