MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains numerous embedded URLs and is flagged by heuristics as a link farm on disposable hosting, indicating a phishing or malware distribution attempt. The ML classifier and ClamAV detection strongly suggest malicious intent, likely related to phishing or delivering a secondary payload via the linked sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9975
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
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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.
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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.
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External URI info PDF_URIPDF contains an external URL action
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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.
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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://cructi.ru/uplcv?utm_term=free+minecraft+account+generator+premium PDF link annotation
- http://thietkewebbacninh.com/webroot/img/files/84837150661.pdfIn PDF document text
- http://objetivovender.com/wp-content/plugins/formcraft/file-upload/server/content/files/16139dcc48bc95---70928761422.pdfIn PDF document text
- https://www.campacinter.com/image/upload/File/73549648287.pdfIn PDF document text
- http://jingluo.net/uploadfiles/files/duzalunetunawaxokusotas.pdfIn PDF document text
- http://grawerlik.pl/userfiles/file/96244507754.pdfIn PDF document text
- http://kaies.cn/upfiles/file/22358721798.pdfIn PDF document text
- https://tdfstore.it/file/74120656762.pdfIn PDF document text
- http://patrickstaxi.fr/userfiles/file/92546738372.pdfIn PDF document text
- https://technoarc.net/userfiles/file/pubowajetasususume.pdfIn PDF document text
- http://gz-theoutfit.com/UploadFiles/FCKeditor/20210908122319.pdfIn PDF document text
- https://gaseg.com/wp-content/plugins/super-forms/uploads/php/files/bh3qnnkl1qkvuf4vsmfvirurmb/94120588744.pdfIn PDF document text
- https://rubenoferro.com/userfiles/file/1524500652.pdfIn PDF document text
- http://www.armstrongre.com/files/files/37398086432.pdfIn PDF document text
- https://yodishit.com/uploads/userfiles/file/48179156207.pdfIn PDF document text
- http://ausafe.net/images/art/files/71784055288.pdfIn PDF document text
- http://exmar.it/foto_fck/file/91650913473.pdfIn PDF document text
- https://serwisnawigacji.pl/userfiles/file/xiloxufiganazubomatazu.pdfIn PDF document text
- https://www.bmo-agencement.fr/ckfinder/userfiles/files/68540820480.pdfIn PDF document text
- http://atanasijornet.net/uploads/ckfinder/files/velusojonerurise.pdfIn PDF document text
- http://pereplanirovkaoblast.ru/pict/file/87257231603.pdfIn PDF document text
- http://xn--ob0bjxt9h99icicrvkksa421cwwp7hiv4d6a.com/ckfinder/userfiles/files/45358083909.pdfIn PDF document text
- https://www.horisunmauritius.com/wp-content/plugins/super-forms/uploads/php/files/abd6b13883a9ef281f55623637dfc516/wexamudufujalu.pdfIn PDF document text
- http://aan.kz/ckfinder/userfiles/files/givosezojazowi.pdfIn PDF document text
- https://www.xtremefitness.com.au/application/third_party/ckfinder/userfiles/files/10785287046.pdfIn PDF document text
- 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_off0000d1bc.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD1BC | 10688 bytes |
SHA-256: a153c897be14c70d54d85d28de5e331ff72436cb33d0f16a306cc1942f98630c |
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font_01_sfnt_off0000ea3a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEA3A | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0001024c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1024C | 18596 bytes |
SHA-256: 24f2bfb47718cd09800f07690f006f1614b4b29ea1094e45668c8f34431caf11 |
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