MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF 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 compromised CMS upload directories, likely serving as a distribution point for further malicious content. The presence of these links suggests an attempt to lure users to external sites, potentially for phishing or malware delivery.
Machine Learning
- Nyx PDF Classifier malicious score 0.9998
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 http://skuplaptop.pl/wp-content/plugins/formcraft/file-upload/server/content/files/160afc029ae8c3---zajuzinojaluxamunuwik.pdf
- http://www.kissdocs.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/160874646ac53d---9112177567.pdf
- https://www.advids.co/wp-content/plugins/formcraft/file-upload/server/content/files/16085a09af17a7---51082387857.pdf
- http://www.chinahkcarplate.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609fcd0e9f5f5---71753988934.pdf
- http://stroynerud-sm.ru/wp-content/plugins/formcraft/file-upload/server/content/files/1607ffa7e5e37d---61051668844.pdf
- http://lirealestatelitigator.com/wp-content/plugins/super-forms/uploads/php/files/e2b5184d8b0aaddb5c684fdde7fd0113/63272445686.pdf
- https://aljazeerahpetroleum.ae/userfiles/files/92301458859.pdf
- https://www.chartsunlimited.com.ph/wp-content/plugins/formcraft/file-upload/server/content/files/16087438a83929---26020153249.pdf
- https://www.emmabowman.com/wp-content/plugins/super-forms/uploads/php/files/095255f2e28f2a81390f3519fe2eee9c/9654498971.pdf
- http://galluccifaibano.com/userfiles/file/wenuratazusama.pdf
- https://www.msolartop.cz/wp-content/plugins/formcraft/file-upload/server/content/files/1606fb30c4df53---68646237871.pdf
- https://www.yoursurveysurveyors.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/160c6869557931---79436493233.pdf
- http://kingalbertltd.com/uploadedfiles/file/jajofurofa.pdf
- http://www.oschouston.com/osc/wp-content/plugins/formcraft/file-upload/server/content/files/16092666702527---8756631836.pdf
- http://vtracauto.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a3b4f379f02---74816981181.pdf
- http://www.sg-callenberg.de/wp-content/plugins/formcraft/file-upload/server/content/files/160c549a8c34c0---nidipibowepujo.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://feedproxy.google.com/~r/Uplcv/~3/3vuEKuznOb8/uplcv?utm_term=anime+tagalog+episode+1
- 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://scripts.sil.org/OFL
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000c180.bin774c6e48bad037b3ab81ddc65d1463d966c18f61ec1c5b94fef30c1449f2c143 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC180 | 5224 bytes |
font_01_sfnt_off0000d338.bin83bbcda5aff9ffa41048203c2c7b137e1b334f066cc873e087e797acd866cefe |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD338 | 10132 bytes |
Open this report in the interactive analyzer, or submit your own file for analysis.