MALICIOUS
166
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The file is identified as malicious by ClamAV and an ML classifier, with heuristics indicating it's a password-protected archive lure. The presence of numerous external URIs, many pointing to PDF files on potentially disposable hosting, suggests a phishing or spam campaign. While no scripts were directly extracted, the PDF structure and the nature of the heuristics strongly imply an attempt to deliver a malicious payload, likely via a password-protected archive.
Machine Learning
- Nyx PDF Classifier malicious score 0.9953
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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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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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 http://kamnitikamini.si/upload/files/58950569968.pdf In PDF document text
- http://studioguatta.it/userfiles/files/1576099581.pdfIn PDF document text
- http://lukasikgroup.pl/Image/files/67293914804.pdfIn PDF document text
- http://www.saletime.gr/admin/fckfiles/file/raxulegajavuju.pdfIn PDF document text
- https://barrier.exma.cl/ckfinder/userfiles/files/4384954407.pdfIn PDF document text
- http://art-lan.ru/uploads/assets/file/52979891555.pdfIn PDF document text
- https://www.spoton.pet/wp-content/plugins/super-forms/uploads/php/files/vcdqsa0gbhqusbu8ts9hohjmeg/witasugi.pdfIn PDF document text
- https://masini-de-ambalat.ro/images/userfiles/42078404818.pdfIn PDF document text
- http://topup-fight.com/ckfinder/userfiles/files/92728562404.pdfIn PDF document text
- https://appvid.eus/userfiles/files/44324051767.pdfIn PDF document text
- http://quranday.org/userfiles/file/rajeke.pdfIn PDF document text
- http://chiangmai-esc.net/user_img/files/tipomavipuxonulenijoki.pdfIn PDF document text
- https://atlasautoglass.com/wp-content/plugins/formcraft/file-upload/server/content/files/161367eb3cfcc3---jozejekezorijadeti.pdfIn PDF document text
- http://mfo-fond.ru/ckeditor/ckfinder/userfiles/Images/files/pazovawomadutugepofowo.pdfIn PDF document text
- https://eecpowerindia.com/codelibrary/ckeditor/ckfinder/userfiles/files/gukilizebazovevotute.pdfIn PDF document text
- https://ruxthai.com/ckfinder/userfiles/files/jonatimude.pdfIn PDF document text
- https://immo-cjeanpaul.lu/userfiles/files/33044807616.pdfIn PDF document text
- http://netmutum.com/userfiles/file/7289470123.pdfIn PDF document text
- http://acecaalcoy.com/userfiles/file/sinepe.pdfIn PDF document text
- https://movimientofamiliadejesus.com/images/uploaded/file/kedujo.pdfIn PDF document text
- https://bloomlight.pl/_bloom/file/rozebopoz.pdfIn PDF document text
- http://vwtint.com/userData/board/file/jupatufefikarivizum.pdfIn PDF document text
- http://k12kos.com/ckfinder/userfiles/files/60843973172.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/1xuhb7AK25c/uplcv?utm_term=free+spins+on+coin+master+without+human+verificationPDF 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_off0000c27f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC27F | 10928 bytes |
SHA-256: c9020d3dad4408fc610e396749840bc2608df201bf509dc940b821883744a010 |
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font_01_sfnt_off0000dbb5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDBB5 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000f3c7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF3C7 | 16432 bytes |
SHA-256: e4b053c68cf6dc88cd80673eb5f75de6e9137067faa1b2164a3cbea172b667d9 |
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