MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains numerous embedded URLs, many of which point to compromised CMS upload storage or disposable hosting, indicating a link farm designed to redirect users. The ML classifier and ClamAV detection strongly suggest malicious intent, likely phishing or malware distribution. The file's structure and URL patterns are consistent with a spearphishing attachment used to lure victims to external sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9984
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://ranahytta.com/ckfinder/userfiles/files/66900134000.pdf In PDF document text
- https://jecoexports.com/ckfinder/userfiles/files/636625333.pdfIn PDF document text
- https://gtijsr.com/userfiles/file/9816081118.pdfIn PDF document text
- https://maximatrimony.com/ckfinder/userfiles/files/57912977793.pdfIn PDF document text
- https://erdenetpost.mn/userfiles/files/kokajodanive.pdfIn PDF document text
- http://castel.lu/userfiles/files/77082494607.pdfIn PDF document text
- http://jca-t.com/fck_image/file/dapasalifixobesuxu.pdfIn PDF document text
- https://muahohangnhat.com/app/webroot/uploads/files/70908351095.pdfIn PDF document text
- https://deepex.hu/hirek/files/waliremobatojogudamomez.pdfIn PDF document text
- http://www.bestlifepolicy.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/1613c2d2337155---xawilagapigijenojetu.pdfIn PDF document text
- http://luatsugiadinhviet.com/upload/ck/files/61546954707.pdfIn PDF document text
- https://ethnicminorities.heephong.org/ethnicminorities/cmsadmin/ckfinder/files/tosuzolusun.pdfIn PDF document text
- http://www.farmaciapenil.es/userfiles/files/gafozikamuraxosodatavodi.pdfIn PDF document text
- https://alenakovalchuk.ru/wp-content/plugins/super-forms/uploads/php/files/df8adca41888bf67a2738bebf2ad7896/lugewukedovofat.pdfIn PDF document text
- http://files.ibiza-ferien.de/file/28215563852.pdfIn PDF document text
- http://ruishikaishi.com/upload/content/files/2021/09/20210911205404.pdfIn PDF document text
- http://orlickachata.cz/files/files/68196862650.pdfIn PDF document text
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613817671f448---rufodudetabiloz.pdfIn PDF document text
- http://ksiclub.org/projects/achievemore/admin/upload/fckImages/file/lufujejuf.pdfIn PDF document text
- https://goldgreiner.de/userfiles/file/89943837943.pdfIn PDF document text
- http://ellev.fr/upload/files/gelukixobiganalujefatenu.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/zMnd8XtcwSM/uplcv?utm_term=the+house+bunny+123moviesPDF link annotation
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000c1f1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC1F1 | 10692 bytes |
SHA-256: 0c27c2cbc020fbc6caa953c1539eb6b0d05528e3779dbb27aa07b14923f3bc03 |
|||
font_01_sfnt_off0000da68.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDA68 | 20516 bytes |
SHA-256: 596108837407a7759d57cf4c91c46a1cf99d7d7552f357b3d0abc779623f2e3c |
|||
font_02_sfnt_off00011073.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11073 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
|||
Open this report in the interactive analyzer, or submit your own file for analysis.