MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It functions as a link farm, with numerous embedded URLs pointing to potentially compromised websites or phishing lures. The presence of multiple distinct hosts and the use of 'utm_term' parameters suggest an attempt to distribute traffic or mask the true destination.
Machine Learning
- Nyx PDF Classifier malicious score 0.9947
Heuristics 6
-
ClamAV: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
-
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.
-
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.
-
External URI info PDF_URIPDF contains an external URL action
-
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.
-
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://chcial.ru/uplcv?utm_term=tire+replacement+mileage
- http://www.mondzorgvesa-voorschoten.nl/wp-content/plugins/formcraft/file-upload/server/content/files/1608e9426097f1---72960751941.pdf
- http://myjobcareer.net/userfiles/file/2021062805105673499.pdf
- https://personalloan2u.com/wp-content/plugins/super-forms/uploads/php/files/dd98a96684bcf6b651bf8317c86a1431/57553845264.pdf
- http://fixmyhelicopter.com/project-new/christianbook/upload_images/file/majazifin.pdf
- http://al-bandak.com/userfiles/file/27160262.pdf
- http://wsystem.sk/userfiles/files/juzugononoverowak.pdf
- https://independentmusicleague.com/wp-content/plugins/super-forms/uploads/php/files/703bf6a5ab4659a4f60eeb22f77fa987/nunefawuwivaremovedaz.pdf
- http://www.yourhealthyourchoice.org/wp-content/plugins/formcraft/file-upload/server/content/files/16085c37588081---bokuzosapuvemazobadefomo.pdf
- http://2girlstrippin.com/wp-content/plugins/formcraft/file-upload/server/content/files/160cc080dcc8f4---83070432026.pdf
- http://www.grupohk.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160b9b38ee19b4---9023759331.pdf
- http://3handseg.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607214251e06c---wulin.pdf
- http://ceskylakros.cz/userfiles/file/makexoxovavovanasuz.pdf
- http://aeskulap24h.de/wp-content/plugins/formcraft/file-upload/server/content/files/160beec51dada7---zigemipirusepozegegafoxa.pdf
- https://www.ltgpartners.com/wp-content/plugins/super-forms/uploads/php/files/d53f286440e0942b9115d4c561282b4c/82470422945.pdf
- https://hogies.com/includes/template/uploads/file/3060423436.pdf
- https://action-roofing.com/wp-content/plugins/super-forms/uploads/php/files/25da20facb9987751c7c17377db15937/52570802626.pdf
- http://israel-aliya.com/wp-content/plugins/super-forms/uploads/php/files/4efb3029e9c709ed484591de4190acfb/kaneminanivupega.pdf
- http://johnsonsdynastyincfamilyassociation.com/clients/10108/File/19775287645.pdf
- https://medicinasolidale.org/wp-content/plugins/super-forms/uploads/php/files/4757c4adb493ec89d57b2404fb94f490/30350479416.pdf
- http://czdashan.cn/uploadfile/file/2021050704000073499.pdf
- http://www.cafeinca.com/img/public/contenido/file/86064929306.pdf
- https://www.a2zmedical.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/160afb8011c3e1---90976677360.pdf
- http://call.ae/wp-content/plugins/formcraft/file-upload/server/content/files/1607c740a4877b---64334102508.pdf
- http://pmdrecycling.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606f66bfda294---gikog.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://dejavu.sourceforge.net
- http://dejavu.sourceforge.net/wiki/index.php/License
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000f397.bin381c8a0fe5e05c87e81b0a7804723506433f7477be83ca05e100ed0b9c7447ec |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF397 | 17208 bytes |
font_01_sfnt_off00012049.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12049 | 16792 bytes |
font_02_sfnt_off00013860.binca1ce79d993329a977c34794b9a32b3868e1e6f85797bc9fd90dbb0d416a087e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13860 | 10392 bytes |
Open this report in the interactive analyzer, or submit your own file for analysis.