MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It contains numerous links to potentially compromised websites, including one hosted on a known compromised CMS upload directory. The PDF structure suggests it acts as a link farm, directing users to external resources, which is a common tactic for phishing or malware distribution.
Machine Learning
- Nyx PDF Classifier malicious score 0.9986
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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://wastran.ru/uplcv?utm_term=free+kdrama+sites PDF link annotation
- http://veterinariomauracotti.it/userfiles/files/foxejuremunutidovetixudo.pdfIn PDF document text
- http://esteticka-stomatologie.cz/files/content/file/19333177638.pdfIn PDF document text
- http://bacvietexpress.com/upload/userfiles/files/radijug.pdfIn PDF document text
- https://amartzon.store/wp-content/plugins/super-forms/uploads/php/files/3c9d9ea85aad12b927f84d2e7ae31aca/64356823038.pdfIn PDF document text
- https://certifiedmoversinc.com/wp-content/plugins/super-forms/uploads/php/files/7f7938c6f25c78255a348027e9563346/xitipasimuxeleluvare.pdfIn PDF document text
- http://wijnhuis-vaessen.nl/site/data/ws/files/mogan.pdfIn PDF document text
- https://cleartunemonitors.com/ckfinder/userfiles/files/golud.pdfIn PDF document text
- http://www.wallisandemmanuel.com/wp-content/plugins/formcraft/file-upload/server/content/files/1614a1cde5d3e1---piranekunamuwat.pdfIn PDF document text
- https://pamukoglu.com/userfiles/file/33930108579.pdfIn PDF document text
- http://xn--939a66v0zjo3bcvdmrp.com/data/ckfinder/files/21971129156.pdfIn PDF document text
- https://pustelnik-budownictwo.pl/ckfinder/userfiles/files/darosonilobabojafoba.pdfIn PDF document text
- http://frezerovka.by/images/fxeditor/file/97225601787.pdfIn PDF document text
- http://good163.cn/Uploadfiles/files/povaxipaseduvewal.pdfIn PDF document text
- http://booklandbooks.com/userfiles/file/26309980414.pdfIn PDF document text
- https://www.tai.gr/wp-content/plugins/formcraft/file-upload/server/content/files/16146398891fd3---tafudoninokawimaboxex.pdfIn PDF document text
- http://cephedanismani.com/images/pages/file/19339972154.pdfIn PDF document text
- https://indirimlipin.com/calisma2/files/uploads/janimogeragapefubupor.pdfIn PDF document text
- http://chpcentre.com/files/file/63627082526.pdfIn PDF document text
- http://intertexmedical.com/userfiles/files/widewolikusajaviwemivuvu.pdfIn PDF document text
- http://alexlunacoach.com/img/editor/file/52559999496.pdfIn PDF document text
- http://cmcthailand.com/ckfinder/userfiles/files/67682897069.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_off0000b205.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB205 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000ca1c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCA1C | 10208 bytes |
SHA-256: ca5fa205fb6b4f58db56dc4e29f313b7975f5d9149f15493948c252a74913a3d |
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font_02_sfnt_off0000e102.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE102 | 17972 bytes |
SHA-256: c8714230b8c0fa65b693031195a0dd3a0fe8377949d8477094a377aa1e62c8fa |
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