MALICIOUS
176
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF document is identified as malicious by ML classifiers and ClamAV, indicating a phishing or trojan threat. It contains numerous embedded URLs, many pointing to compromised CMS upload directories, suggesting a link farm designed to host or redirect to malicious content. The 'SE_CALLBACK_LURE' heuristic indicates the document's content is designed to prompt the user to call a phone number, consistent with callback phishing or tech-support scams.
Machine Learning
- Nyx PDF Classifier malicious score 0.9971
Heuristics 7
-
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.
-
Callback phishing phone lure medium SE_CALLBACK_LUREDocument asks the user to call a phone number in billing, refund, subscription, fraud, or security context — consistent with callback phishing or tech-support scam patterns. Suppressed for legitimate-issuer (IRS/gov/official-form) documents that carry no urgency or charge/dispute escalation.
-
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://irlanc.ru/uplcv?utm_term=causes+of+low+cholesterol
- https://phoenixknights.co.uk/wp-content/plugins/super-forms/uploads/php/files/c49e90e8bc3532a376c8dfba9a97d92e/ruvozet.pdf
- https://www.pfgpartners.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/160b332e0dc10c---rurugowarun.pdf
- http://goref.ru/files/file/wopikulawologi.pdf
- https://ddriu.hu/wp-content/plugins/super-forms/uploads/php/files/0d090928cb18d0763c7078dcc0c0f412/kifevogi.pdf
- http://bensonlandscape.com/editorData/file/18765074954.pdf
- http://geometrabottero.it/userfiles/files/livulikopukogose.pdf
- https://dispomydeal.com/wp-content/plugins/super-forms/uploads/php/files/a7e1a165887d9237faedce865599713f/wisagob.pdf
- http://winterwonderlandzundert.nl/uploadimages/files/39658102111.pdf
- https://ketgate.eu/wp-content/plugins/super-forms/uploads/php/files/ef7105ebfe564c75356709566b1790e4/vituluguw.pdf
- http://www.sbawerribee.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/160a4e7f66394b---26757936263.pdf
- http://www.rotudavid.com/ckfinder/userfiles/files/77920836684.pdf
- https://cashofferoregon.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607b1780a10bb---wedumewaxapa.pdf
- http://prinsart.ro/uploads/files/40649554351.pdf
- https://drahmetbostanci.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608624760df62---43457222000.pdf
- http://jkphotocon.org/data/userfiles/files/50118094374.pdf
- http://uniondeautoescuelas.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b7a173247e3---65235097543.pdf
- http://aydinservis.com/ckfinder/userfiles/files/gefudojaluwune.pdf
- https://www.grecosalesinternational.com/wp-content/plugins/formcraft/file-upload/server/content/files/160bbb89e2c11b---kurelima.pdf
- https://hostingalani.com/calisma2/files/uploads/gejijevagiwuregim.pdf
- http://melissajacksonmd.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608b61dfd0284---90732765302.pdf
- http://www.nowsingapore.co.id/wp-content/plugins/formcraft/file-upload/server/content/files/160885e6845b2f---gedirib.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_off0000bc5f.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBC5F | 16792 bytes |
font_01_sfnt_off0000d476.bine25ea31ae262dd184bec39821f5557177676ab95eb44d48c0f5f51e52c81d785 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD476 | 10452 bytes |
font_02_sfnt_off0000ec78.binb7e546686526429707c785617e9fac87ffa95080fe17f4c252375c6c7bac348c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEC78 | 15456 bytes |
Open this report in the interactive analyzer, or submit your own file for analysis.