MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF was flagged by ML classifiers and ClamAV as malicious, indicating it likely exploits a vulnerability or employs social engineering. The heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' suggests the document's primary purpose is to redirect users to a large number of other sites, potentially for malicious SEO or to host further payloads. No scripts were extracted, but the presence of numerous unknown URLs points to a link farm designed to distribute malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9956
Heuristics 5
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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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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://webrekruit.com/php_codes/Scott/VieauAssociates/code/userfiles/file/87994966374.pdf In PDF document text
- https://uclerbaklava.com/resources/file/66998461949.pdfIn PDF document text
- http://suriyedostlukdernegi.org/image/files/29220609549.pdfIn PDF document text
- http://autosvilar.com/uploads/ckfinder/files/75079186128.pdfIn PDF document text
- https://realxenon.ru/uploads/files/vojufekinoka.pdfIn PDF document text
- https://eghamatyab.com/basefile/bainbookcom/files/5296531350.pdfIn PDF document text
- https://toliveinchristjesus.ceosale.catholic.edu.au/application/third_party/ckfinder/userfiles/files/32714662605.pdfIn PDF document text
- http://levne-pohary.cz/UserFiles/File/jamobosidugagaso.pdfIn PDF document text
- https://ikincielinmak.com/upload/ckfinder/files/39123609653.pdfIn PDF document text
- https://gadd-asso.org/userfiles/file/32445548586.pdfIn PDF document text
- http://www.anaja-inter.org/public/file/70718609501.pdfIn PDF document text
- http://kelakewangshangduchang.a9188.com/upload_files/art_files/files/20210906_173122.pdfIn PDF document text
- http://stonestudio.pl/files/upload/file/wupuwekavuvujojivexipajiv.pdfIn PDF document text
- http://jeugdopdewetenschapsagenda.nl/wp-content/plugins/formcraft/file-upload/server/content/files/161377098d1ef9---10858280196.pdfIn PDF document text
- http://wernitznigg.at/files/fifetewuteniwusikukibasev.pdfIn PDF document text
- http://gospelpour100voix.com/fichiers/newsletter/file/libajazupakimiserevulumaw.pdfIn PDF document text
- https://postele-z-masivu.sk/ckfinder/userfiles/files/wamoziriwubijoxegizesopa.pdfIn PDF document text
- https://www.pactforfamilies.org/ckfinder/userfiles/files/wozunedezaxes.pdfIn PDF document text
- http://ideal-site.ru/userfiles/file/94452644932.pdfIn PDF document text
- http://paillasse.hu/userfiles/file/34717556642.pdfIn PDF document text
- http://prograsifkalip.com/files/20354518845.pdfIn PDF document text
- http://xhslsh.gdx.cn/ckfinder/userfiles/files/44980118715.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/BkSY9tpko7c/uplcv?utm_term=the+walking+dead+season+11+last+episodePDF 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_off0000fb37.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFB37 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off00011349.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11349 | 18564 bytes |
SHA-256: 4da44c091e4202807ddf32e9403b8dc9424715353c7a228c71af302a8304f998 |
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font_02_sfnt_off0001433a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1433A | 10764 bytes |
SHA-256: f9389ef1d34b95133337319df63602fe969a03d208337d0f97d5d52df4d217b0 |
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