MALICIOUS
146
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 User Execution: Malicious Link
The PDF file was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. It contains numerous embedded URLs, many of which point to link farms or potentially disposable hosting, suggesting an attempt to redirect users to malicious sites. The presence of a 'QR-code redirect lure' heuristic further supports the phishing pretext.
Machine Learning
- Nyx PDF Classifier malicious score 0.9978
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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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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QR-code redirect lure medium SE_QR_LUREDocument instructs the user to scan a QR code with a phone — consistent with QR phishing, but also common in legitimate documents
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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://alajwakh.com/uploaded_files/userfiles/files/tefopigifirefov.pdf In PDF document text
- http://pass38.com/images/contentimages/files/90527005237.pdfIn PDF document text
- http://cuanhuadanang.vn/uploads/image/files/lezuzozamejogoridi.pdfIn PDF document text
- https://fundacionamigosdelmarcaribe.ong/ckfinder/userfiles/files/fugogunoselazazulige.pdfIn PDF document text
- https://0a3exp.com/upfiles/editor/files/zepufawivokolafivowu.pdfIn PDF document text
- https://giasidaily.com/uploads/userfiles/file/48831287332.pdfIn PDF document text
- http://westernstudioservice.com/admin/userfiles/file/59539637242.pdfIn PDF document text
- https://kotypsy.pl/ckfinder/userfiles/files/pinemuwubujefekepifijadof.pdfIn PDF document text
- https://sicurezzaips.it/uploads/file/8003937531.pdfIn PDF document text
- http://laser-piskovani.cz/democms/userfiles/file/xijidawevubefabarus.pdfIn PDF document text
- http://ednak.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613edcb4f0daf---pereresorumakizizipumugub.pdfIn PDF document text
- http://ammk.sk/userfiles/file/66346893045.pdfIn PDF document text
- http://cosyromania.com/media/file/nadelojusimagit.pdfIn PDF document text
- http://galaxyjewel.cn/uploadfile/files/ximametajowatewujeti.pdfIn PDF document text
- http://car-zone.sk/data/data/file/51364157732.pdfIn PDF document text
- http://orkoien.com/userfiles/files/40133506205.pdfIn PDF document text
- https://evocative.ru/wp-content/plugins/formcraft/file-upload/server/content/files/1613dc2f6c8edf---pejetamipe.pdfIn PDF document text
- https://clinicamanila.com/ckfinder/userfiles/files/99791197535.pdfIn PDF document text
- https://ximatinhdongnai.com/app/webroot/files/images/pages/files/kasimeragujekuwogopiwum.pdfIn PDF document text
- https://bleikss.com/userfiles/file/99434704798.pdfIn PDF document text
- http://parfumerieindex.nl/images/uploads/wegerifibefeb.pdfIn PDF document text
- https://www.auto-ecole-rive-droite.fr/ckfinder/userfiles/files/tatajofulubuvurivevabese.pdfIn PDF document text
- http://babijie.com/upload_fck/file/2021-9-16/20210916040306744664.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/YTWXjIUwRh0/uplcv?utm_term=incredible+hulk+apk+download+for+androidPDF 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_off0000b881.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB881 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000d098.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD098 | 10820 bytes |
SHA-256: c5f2d147c605b80fd97c0dd337505ee5ef00d4e0c43265c55429cef40218784e |
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font_02_sfnt_off0000e93c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE93C | 15820 bytes |
SHA-256: 0805eb078fd0d9bc8d79473881769370b05d9a37c569318ad08b46d8f0ca25c6 |
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