MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The sample was detected as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. The PDF contains numerous embedded URLs pointing to a link farm, suggesting a phishing or malware distribution scheme. The heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' specifically flags the sample's structure as a link farm on disposable hosting, reinforcing the attack pattern.
Machine Learning
- Nyx PDF Classifier malicious score 0.9908
Heuristics 5
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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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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://newtrichur.com/userfiles/file/65963580257.pdf In PDF document text
- http://m-s-g.ru/userfiles/files/37991263950.pdfIn PDF document text
- https://netpage.info/userfiles/file/xarowofeniris.pdfIn PDF document text
- http://tech-in.info/bramy/userfiles/file/24559759283.pdfIn PDF document text
- http://1111.morefriendship.com/upload/files/44544952249.pdfIn PDF document text
- https://redac.ch/upload/texisu.pdfIn PDF document text
- http://unseretochter.ch/images/file/bakododojal.pdfIn PDF document text
- https://sunridgecorp.com/uploads/files/202109020149396804.pdfIn PDF document text
- http://hasdeu.md/data/userfiles/files/11437575345.pdfIn PDF document text
- http://peneleos.pl/userfiles/file/73486083973.pdfIn PDF document text
- http://hyundaihungthinh.com/uploads/images/files/zaxovajanowuj.pdfIn PDF document text
- https://koltoztetes-szallitas-lomtalanitas.com/ckfinder/userfiles/files/71797315258.pdfIn PDF document text
- http://jianianhuayule.a9188.com/upload_files/art_files/files/20210919_233641.pdfIn PDF document text
- http://albino-pitti.com/pub_img/file/xawiliguzisori.pdfIn PDF document text
- https://holocaustresearch.pl/nowy/photo/file/zanebulazewasolewopira.pdfIn PDF document text
- http://corkpotters.com/images/buvomowe.pdfIn PDF document text
- http://midel.me/userfiles/file/50202544158.pdfIn PDF document text
- https://www.andyselfstorage.co.uk/wp-content/plugins/super-forms/uploads/php/files/mq1sok0594lf666taihsq2ahav/37127123090.pdfIn PDF document text
- http://livestocktool.com/d/files/xelizojovogilazi.pdfIn PDF document text
- http://zatoodesign.com/userfiles/files/banumirogo.pdfIn PDF document text
- https://nvsrolko.org/ckfinder/userfiles/files/pivepesiguvek.pdfIn PDF document text
- https://europartner2.pl/uploads/vironu.pdfIn PDF document text
- http://jimsclub.net/new/board/img_tinfo/file/20210916104529.pdfIn PDF document text
- http://www.thaiboat.net/image/upload/File/mudemiro.pdfIn PDF document text
- https://booknowrentalimo.ch/userfiles/files/jareso.pdfIn PDF document text
- https://www.geosuiteonline.de/wp-content/plugins/formcraft/file-upload/server/content/files/161425c6423bea---ritoxilazurudo.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/3vuEKuznOb8/uplcv?utm_term=kill+team+40k+rules+pdfPDF 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_off0000c89e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC89E | 10820 bytes |
SHA-256: 107906d65dc404e9da125612ad4862b4e84539f8192618e37fd5a7152a5c637a |
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font_01_sfnt_off0000e19e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE19E | 16936 bytes |
SHA-256: 10a6b1d1b054689d34d52518708c2ef30f888e2792a215488dd17edda5485f00 |
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font_02_sfnt_off00010d57.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10D57 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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