MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains numerous links to external websites, many of which are hosted on compromised CMS platforms or disposable domains, indicating a link farm designed to distribute malicious content. The ClamAV detection and ML classifier strongly suggest this PDF is malicious, likely serving as a lure for phishing or to deliver a second-stage payload. The embedded URLs and the nature of the heuristics point towards an attempt to exploit users by directing them to potentially harmful content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9990
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://smidgel.ru/uplcv?utm_term=takeout+for+large+groups+near+me
- http://k-yoga.org/file_upload/spaw_upload/file/20210725083544.pdf
- https://christembassybarking.org/wp-content/plugins/super-forms/uploads/php/files/8b55eb32cc848c48b441c3c3bc090b5b/salufepuve.pdf
- http://thietbixanh.net/uploads/files/74693130340.pdf
- http://debsluxe.com/clients/1/17/174397649ed9f07baa8f9d9f48c72a4d/File/84107168752.pdf
- https://www.sanier.pl/wp-content/plugins/super-forms/uploads/php/files/6t1tp2c9acgoi1n3m1e65dh9pl/43238332012.pdf
- http://outspokenholland.com/userfiles/fckFile/20210713150043.pdf
- http://www.gaviprintpack.com/wp-content/plugins/formcraft/file-upload/server/content/files/160af9bfa3d7f0---10236889074.pdf
- https://citronixdeflection.com/nbloom/fckuploads/file/31077096618.pdf
- https://iva-vietnam.com/userfiles/file/15152636765.pdf
- http://poslovniimenik.net/firme_data/files/74755282408.pdf
- https://www.autodepotperformancegroup.ca/wp-content/plugins/super-forms/uploads/php/files/osejo33pe2c18bcivncgj2g89t/gugowuki.pdf
- http://ttlengenharia.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160839c1cb269d---litijibulexogurelati.pdf
- http://e-store-sys.com/userfiles/file/51409023630.pdf
- http://df-foundry.net/d/files/65162906153.pdf
- http://asesoriagarpe.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607886d77d50a---peditakepipi.pdf
- https://bykevin.com/wp-content/plugins/super-forms/uploads/php/files/70a4d58e102d23cafd5f282801eaec55/54815778845.pdf
- https://vakukh.ru/wp-content/plugins/super-forms/uploads/php/files/22e1183c313903f8ef903e76633993cc/zevigotax.pdf
- http://perles-del-beya.com/userfiles/file/5444698922.pdf
- http://plafondchauffant.fr//img/user/file/mizovofegi.pdf
- https://grandplaza.bg/uploads/assets/file/jokozimitix.pdf
- http://thefjordbaklawfirm.com/clients/876731/File/belasofisojowibeluzepo.pdf
- http://thefutureofgolf.eu/wp-content/plugins/formcraft/file-upload/server/content/files/160a4955dd5f27---josemiwitetiboxuruvuvit.pdf
- http://veraschwemmle.de/fckdata/file/zojotefogujokuburalejegit.pdf
- https://nceptionsolutions.com/wp-content/plugins/super-forms/uploads/php/files/b0991157d12a0b896970b25e8c22ac33/fuxomobafodizonegajeko.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_off0000e010.binaf673679fd3ac354ea2b1b9102132421a69f8fc8cdf6357e4927dd647614f3e4 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE010 | 10764 bytes |
font_01_sfnt_off0000f8e5.bin01a23292a6ad6d8d8675ac2f05aeb9c6ba499c543329717bb773fe9a1875a282 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF8E5 | 18140 bytes |
font_02_sfnt_off0001280a.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1280A | 16792 bytes |
Open this report in the interactive analyzer, or submit your own file for analysis.