MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF was flagged by ML and ClamAV as malicious, with heuristics indicating it functions as a link farm. Several extracted URLs point to compromised WordPress sites or disposable hosting, suggesting an attempt to lure users to malicious content. The presence of numerous links, some with 'utm_term' parameters, indicates a potential phishing or malware distribution scheme.
Machine Learning
- Nyx PDF Classifier malicious score 0.9961
Heuristics 6
-
ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
-
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://combrooncom.com/contents//files/19351288233.pdf
- http://softwarefactory.nl/images/file/tifikox.pdf
- http://bosch-service-center.ru/uploads/files/75953048507.pdf
- http://aliceinformaticasrl.com/user/pages/woralegodujitedi.pdf
- http://bridgesonthepark.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607ab01861506---34013700369.pdf
- http://birnagarcollege.in/userfiles/file/zifaniwijezurijorarojeg.pdf
- https://www.golddustdental.com/wp-content/plugins/formcraft/file-upload/server/content/files/16086e4acbef68---dujore.pdf
- https://rumputhijau.com/contents//files/puderebolepamogasa.pdf
- http://lichnyiybrand.ru/wp-content/plugins/formcraft/file-upload/server/content/files/1606d52509b12d---45923802521.pdf
- https://plumcourse.com/wp-content/plugins/super-forms/uploads/php/files/379b57d7184f4c64454278e676c79b7c/36316772201.pdf
- http://cgt-fo-csc.fr/wp-content/plugins/formcraft/file-upload/server/content/files/160838a7dddf0d---10904676225.pdf
- http://www.iycadana.org/wp-content/plugins/super-forms/uploads/php/files/o3od1286kej3g82tr4c6ai39p1/40689356628.pdf
- https://www.3dreamchurch.com/wp-content/plugins/super-forms/uploads/php/files/3fa0e10872c61e09e43bf92e174c8605/13904719169.pdf
- https://ccveg.org/wp-content/plugins/super-forms/uploads/php/files/dlgbj2urp1ickj9bf61gfpa2q2/29803435251.pdf
- http://inter-travel.hu/_user/file/fofotulo.pdf
- http://antik-cafe-bergen.de/wp-content/plugins/formcraft/file-upload/server/content/files/160801aa867d91---zijuxanegiranapobojora.pdf
- http://lab4050.com/upload/editor/file/boxaxupodilesenozufakawu.pdf
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609f86749621d---29674844141.pdf
- https://www.azulejositurry.com/wp-content/plugins/super-forms/uploads/php/files/pvmf79n6f39eoh91n0bfqti2v6/60432683157.pdf
- http://stardentalcare.org/userfiles/file/sumijotilovaximesatir.pdf
- https://parquesanalbertohurtado.cl/ckfinder/userfiles/files/82843774351.pdf
- http://www.cuadernos.in/wp-content/plugins/formcraft/file-upload/server/content/files/160c4a64788d2d---13832078725.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/BvfzZFkJO3s/uplcv?utm_term=printable+birthday+wrapping+paper+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_off0000ed9d.bin49b3a53cb6a8faad1a43a70dfb4028f8969d8ac9578772e5b8418214ae2dd96f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xED9D | 10832 bytes |
font_01_sfnt_off0001061d.bin0c4446a1ec0e7e0ff5d24e0aed7d6a2e13203ec02219f3513c0d8d8606537280 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1061D | 17092 bytes |
font_02_sfnt_off000132a3.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x132A3 | 16792 bytes |
Open this report in the interactive analyzer, or submit your own file for analysis.