MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a link farm with numerous URLs pointing to disposable hosting and compromised CMS upload directories, indicating a phishing or malware distribution attempt. The ML classifier and ClamAV detection strongly suggest malicious intent. The presence of multiple external URIs and link farm characteristics points towards a tactic of redirecting users to malicious sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9916
Heuristics 6
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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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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 http://ip-golubev.ru/ckfinder/userfiles/files/gijimojatomivaloxenenej.pdf In PDF document text
- https://dildendilecevirievi.com/upload/ckfinder/files/vukit.pdfIn PDF document text
- http://andreaslasnik.com/data/files/senisoboselotenoxaxu.pdfIn PDF document text
- https://netwindowvn.com/uploads/userfiles/file/62114184665.pdfIn PDF document text
- http://www.elsecretodelolivo.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613b15b52190d---zesunukokobitojuwap.pdfIn PDF document text
- https://dungcuruamui.com/wp-content/plugins/super-forms/uploads/php/files/k4b3gf8a7kuvcn6mqc4c2u6aue/viposopin.pdfIn PDF document text
- https://bellcera.60km.com/upload/files/powuxivalegotelava.pdfIn PDF document text
- https://readxyz.com/wp-content/plugins/super-forms/uploads/php/files/08511338dd63de3481c77d4dc87e4ab9/robivog.pdfIn PDF document text
- http://xn--oy2b19v1mb1yi.com/userfiles/file/30889200510.pdfIn PDF document text
- http://lanaecoloridabruzzo.it/userfiles/file/28767184528.pdfIn PDF document text
- http://jainfarms.com/uploads/14402814130.pdfIn PDF document text
- https://arizonapoolcontractor.com/wp-content/plugins/formcraft/file-upload/server/content/files/1612eb28798a41---dadokuroxi.pdfIn PDF document text
- http://libron.pl/fckupload/assets/file/93677574219.pdfIn PDF document text
- http://novena99.com/uploads/files/202109121402439989.pdfIn PDF document text
- http://www.ddd-iasi.ro/wp-content/plugins/formcraft/file-upload/server/content/files/161405066cb05f---60341567910.pdfIn PDF document text
- http://f-okinawa.com/img/tmp/files/75984276783.pdfIn PDF document text
- https://aadhaarretail.com/administrator/imagetemp/file/lefavesivipu.pdfIn PDF document text
- http://didongsinhvien.com/upload/files/lafisarosapa.pdfIn PDF document text
- https://jaunimodienos.lt/wp-content/plugins/super-forms/uploads/php/files/eeng4116600qhnv10k78vs3ucq/60823522033.pdfIn PDF document text
- https://grupo-bahia-real-estate.com/ckfinder/userfiles/files/87370938708.pdfIn PDF document text
- https://enerjimakine.com/tsrm1/img/userfiles/file/powefebemodisisoludemosi.pdfIn PDF document text
- https://www.emmabowman.com/wp-content/plugins/super-forms/uploads/php/files/3921af0e649762b40d1806ab460fa9af/95595389494.pdfIn PDF document text
- https://eletmodguru.hu/files/files/xawobebagivodenajizoji.pdfIn PDF document text
- http://rosabaum.de/web/editor/files/35703308808.pdfIn PDF document text
- https://truonggiangcompany.com/userfiles/file/31385156191.pdfIn PDF document text
- http://thai-apsproducts.com/file_media/file_image/file/xakerevokalepez.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/zMnd8XtcwSM/uplcv?utm_term=you+to+tv+playerPDF 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_off0000b83b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB83B | 10144 bytes |
SHA-256: 4efca9b06c6f79f9adaeb55e7f991b819ac3b41454442f72c4faa1706e6a87cd |
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font_01_sfnt_off0000cf1c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCF1C | 15820 bytes |
SHA-256: d8f1785e5c91adeb6dd86f005bdc03b5e5ebe717eb162acf1357d0e6651c6d01 |
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font_02_sfnt_off0000f720.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF720 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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