MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. It contains numerous embedded URLs that point to various domains, many of which are likely compromised or disposable hosting, suggesting a link farm designed to redirect users. The presence of these link farms and the overall structure strongly indicate a phishing or malware distribution attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9951
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 http://jl-vacuum.com/upload/files/9590024252.pdf In PDF document text
- http://arebiatours.com/uploads/files/vixolale.pdfIn PDF document text
- http://ipvoicenj.com/wp-content/plugins/formcraft/file-upload/server/content/files/161369cf65ac58---vudugakok.pdfIn PDF document text
- http://tavaszitura.eu/userfiles/files/zudajasetusakorufaxi.pdfIn PDF document text
- https://franchisefarm.franchiseharbor.com/files/files/29578010832.pdfIn PDF document text
- https://htfcompact.com/wp-content/plugins/super-forms/uploads/php/files/ca1d4a518440a02eb1567a803b7645b3/8127122396.pdfIn PDF document text
- http://hophungvietnam.com/app/webroot/uploads/files/demaposijenidelobabuf.pdfIn PDF document text
- http://www.thaitofu.com/image/upload/File/ruwewarimuwugivizomapugo.pdfIn PDF document text
- http://ladispensadicampagna.it/uploads/assets/file/77919155416.pdfIn PDF document text
- https://labelmarket.pl/data/file/48760668839.pdfIn PDF document text
- https://srldirect.com/ckfinder/userfiles/files/barogipisuxekujexa.pdfIn PDF document text
- https://sunnyvale.com/wysiwygfiles/file/xevoxiga.pdfIn PDF document text
- http://jiachuankeji.com/upload_fck/file/2021-9-9/20210909185935206508.pdfIn PDF document text
- https://www.eos.org.eg/ckfinder/userfiles/files/badefesebikodu.pdfIn PDF document text
- https://sskundal.com/userfiles/file/1796657789.pdfIn PDF document text
- https://akdenizokullari.k12.tr/wp-content/plugins/super-forms/uploads/php/files/fdbfg52vr6osfb8k4rmuailoqf/vabaritusazetima.pdfIn PDF document text
- https://ap-qatar.com/userfiles/files/22579147574.pdfIn PDF document text
- http://hytechplus.com/userfiles/file/sujimotesuvipivope.pdfIn PDF document text
- https://my-natural-style.net/upload/files/gubiwelanas.pdfIn PDF document text
- https://leicht-spb.ru/wp-content/plugins/super-forms/uploads/php/files/32b027359fc89a34bddf9f57758bcca9/gezavonigiziregowaza.pdfIn PDF document text
- http://stauarchitetti.eu/userfiles/files/62045576929.pdfIn PDF document text
- https://www.acptechnologies.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613b0f71dde87---suximorigagarum.pdfIn PDF document text
- https://sedefartphotography.com/resimler/files/38667811293.pdfIn PDF document text
- http://tatvideo.ru/ckfinder/userfiles/files/30815033596.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/PmAiG5ZyT-k/uplcv?utm_term=free+xbox+live+gold+no+surveysPDF 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_off0000b240.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB240 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000ca57.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCA57 | 10660 bytes |
SHA-256: ee64553fbcd39ca5e2a5634a97959ac43d87a96566f5fa11f175b12c9c75d296 |
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font_02_sfnt_off0000e29f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE29F | 14956 bytes |
SHA-256: 3a87cdc3ce955fb636d36bf782d21489c2f351d125d392d2b0f4ab5ad7d7f5c8 |
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