MALICIOUS
196
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF document was flagged as malicious by ML classifiers and ClamAV, indicating a phishing or trojan payload. The presence of numerous external links, many hosted on compromised or disposable domains, suggests a link farm designed to distribute malicious content. The 'SE_PASSWORD_ARCHIVE_LURE' heuristic indicates the document likely instructs the user to open a password-protected archive, a common tactic to evade initial security scans.
Machine Learning
- Nyx PDF Classifier malicious score 0.6693
Heuristics 7
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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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Password-protected archive handoff high SE_PASSWORD_ARCHIVE_LUREDocument gives password instructions for an archive or attachment — often used to keep payloads encrypted until after gateway scanning
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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://infrive.ru/uplcv?utm_term=concept+map+of+an+animal+cell PDF link annotation
- http://foreverymuslim.net/home1/forevev3/public_html/foreverymuslim/upload/file/zosekuz.pdfIn PDF document text
- https://aglogistics-bo.net/userfiles/file/vuvefewoxajufogafazuragop.pdfIn PDF document text
- https://leo.tw/upload/ckeditor/files/pimuvozodoro.pdfIn PDF document text
- https://projetovm.com/uploads/files/6747794990.pdfIn PDF document text
- http://czpohledavky.cz/userfiles/files/jejavudixututakewuz.pdfIn PDF document text
- https://sakitonus.ru/wp-content/plugins/super-forms/uploads/php/files/aac76562422d4fc49310a744e687e49b/kidazudukeli.pdfIn PDF document text
- http://rem-stroymont.ru/img/file/25167443126.pdfIn PDF document text
- http://truhlarstvi-strakonice.cz/files/file/35837573229.pdfIn PDF document text
- http://satisfytech.com/ck/upload/files/miziponobibivevoxujidig.pdfIn PDF document text
- https://dermo.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613eaf6f84c2b---garafetom.pdfIn PDF document text
- http://decaldankinh.net/upload/files/89027353316.pdfIn PDF document text
- http://yousefmaktabi.com/ckfinder/userfiles/files/55934524883.pdfIn PDF document text
- https://matfreklam.com/calisma2/files/uploads/60205977553.pdfIn PDF document text
- https://www.campacinter.com/image/upload/File/fobupivetomeromofip.pdfIn PDF document text
- http://sjhtractor.com/d/files/zukimedelez.pdfIn PDF document text
- https://ctcitsupport.com/media/files/35250427170.pdfIn PDF document text
- http://poultech.net/d/files/vejolinasijerikuxugemofa.pdfIn PDF document text
- http://adhdadvisory.com/wp-content/plugins/formcraft/file-upload/server/content/files/16144ca0a3fb62---41843806357.pdfIn PDF document text
- http://jyy.jp/ckfinder/userfiles/files/20211004_124832.pdfIn PDF document text
- https://www.mozartcantat.nl/wp-content/plugins/formcraft/file-upload/server/content/files/161314f1e96770---panikatoxidavobafutiretok.pdfIn PDF document text
- http://www.siphonicflowmandiri.com/upload/files/82354928151.pdfIn PDF document text
- https://sealordhotels.com/ckfinder/userfiles/files/rezigefifapilaxujesog.pdfIn 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_off0000aece.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xAECE | 15664 bytes |
SHA-256: 24fe8fa96fdc2f4e70d4e744b8be89bcc659cf12b2b07c893d2e62c4990fa6a8 |
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font_01_sfnt_off0000d67d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD67D | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000ee94.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEE94 | 10404 bytes |
SHA-256: 1e4d5d72744181a2008a741b2b55d41821cd22ede84d5494bad5c378231d53ae |
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