MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was identified as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. The document contains numerous embedded URLs, many of which point to disposable hosting or compromised CMS upload directories, suggesting a link farm designed to redirect users to malicious content. The presence of these links and the overall structure strongly indicate a phishing or malware distribution attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9974
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 http://jjburgerut.com/uploads/files/36252379545.pdf In PDF document text
- https://www.thic.net/plugin/ce1/ckfinder/userfiles/files/kekabogiva.pdfIn PDF document text
- http://inphuduong.vn/upload/files/xiveve.pdfIn PDF document text
- http://poptheme.cn/uploadfile/files/20210911_095856.pdfIn PDF document text
- https://orkhaconstruction.com/wp-content/plugins/super-forms/uploads/php/files/kiithto2sgj1gh03g82f586iv8/ribunepefogekek.pdfIn PDF document text
- http://sushi-belovo.ru/files/1584493329.pdfIn PDF document text
- http://zhouzhuank.com/v15/Upload/file/202198225584658.pdfIn PDF document text
- https://fokusmedia.com/images/uploads/ziwejazoxifinutubol.pdfIn PDF document text
- http://k12kos.com/ckfinder/userfiles/files/9256349624.pdfIn PDF document text
- http://oiseau-bleu-morzine.com/userfiles/file/52580657715.pdfIn PDF document text
- https://mkontakt.pl/dat/file/87276674854.pdfIn PDF document text
- http://nationshield.ae/userfiles/files/60687748081.pdfIn PDF document text
- https://stayinbranson.com/ckfinder/triplebuserfiles/file/36534137785.pdfIn PDF document text
- http://cosyromania.com/media/file/68808209466.pdfIn PDF document text
- https://rimi.sk/userfiles/file/5518248790.pdfIn PDF document text
- http://ecohost.ru/pics/images/file/dazoripizikokizukimu.pdfIn PDF document text
- http://bellezaeimagen.com.mx/wp-content/plugins/formcraft/file-upload/server/content/files/161334c1319845---kaputusatatomineguvaj.pdfIn PDF document text
- https://natatourism.com/userfiles/files/mewejezarufuguwozugosu.pdfIn PDF document text
- https://telliogluhukuk.com/userfiles/file/rujozezo.pdfIn PDF document text
- https://gulertrafik.com/wp-content/plugins/super-forms/uploads/php/files/4i4i014utootaf7sfadm7v5j70/guberowesuvusudilorigiwi.pdfIn PDF document text
- http://ozdesignhouse.com/app/webroot/uploads/files/84571992373.pdfIn PDF document text
- http://pietrek.com/MARCUS/files/file/69899392158.pdfIn PDF document text
- https://megalightgroup.lv/uploads/files/81404399629.pdfIn PDF document text
- https://travelselection.us/wp-content/plugins/formcraft/file-upload/server/content/files/161389c3354cb8---wonolor.pdfIn PDF document text
- https://pmms-online.com/assets/file/98300838841.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/BkSY9tpko7c/uplcv?utm_term=bike+baron+apkPDF 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_off0000dd6b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDD6B | 18920 bytes |
SHA-256: fb7132eb4dd8c803329894bd0b84d62c8ff1b1e8dd740a1e5f1e0c615c43cd06 |
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font_01_sfnt_off00010eb7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10EB7 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off000126ce.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x126CE | 10220 bytes |
SHA-256: 999c301586aa1ebdde8ceeeb7f7a677d2ddf261059d2ab95f2f07372bb8896b3 |
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