MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
This PDF document was flagged as malicious by ClamAV and an ML classifier. The file embeds a large number of external links characteristic of an SEO link farm. Specific URLs and indicators for this sample are listed in the indicators section.
Machine Learning
- Nyx PDF Classifier malicious score 0.9833
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 http://hurtmar.pl/Upload/file/70012664683.pdf In PDF document text
- https://shinko-tw.com/UserFiles/file/27674287827.pdfIn PDF document text
- http://ckm-machinery.com/userfiles/files/tufiz.pdfIn PDF document text
- http://shceping.com/upFile/photos/2021-9/file/susonog.pdfIn PDF document text
- http://www.sana-anong.com/ckeditor/ckfinder/userfiles2/files/bebawitaxevi.pdfIn PDF document text
- https://zapcdn.space/web/img/podborky/files/novufa.pdfIn PDF document text
- https://www.ideaklinik.com.tr/wp-content/plugins/formcraft/file-upload/server/content/files/16135925aab729---9432098883.pdfIn PDF document text
- http://xinxinhouseware.com/uploadfile/files/96978017820.pdfIn PDF document text
- https://rosenstein.lu/userfiles/files/13907551920.pdfIn PDF document text
- http://fitnessklub-impuls.pl/uploads/assets/file/jiwifejulopovuka.pdfIn PDF document text
- http://donghobaoan.com/uploads/files/15470359694.pdfIn PDF document text
- https://schreinerheusi.de/wp-content/plugins/formcraft/file-upload/server/content/files/16135088657242---67827664374.pdfIn PDF document text
- http://digjamaica.com/app/webroot/files/46909531405.pdfIn PDF document text
- https://clinicamanila.com/ckfinder/userfiles/files/53051604869.pdfIn PDF document text
- https://dienhoanghean.com/upload/ck/files/kanuzilogotur.pdfIn PDF document text
- http://domkomplekt34.ru/attachments/file/zirefuwovafi.pdfIn PDF document text
- http://kanoonkaraj.ir/dbmanager/filebank/htmlgallery/file///75703427142.pdfIn PDF document text
- http://highspiritsmusic.com/ckfinder/userfiles/files/zimipesovulejofuripaf.pdfIn PDF document text
- https://ccichn.vn/data/upload/file/nusodewepemerexokil.pdfIn PDF document text
- http://brezov-gaj.si/uporabnik/file/notanirukuzi.pdfIn PDF document text
- http://formpart.com/upload/ckfinder/files/7402242954.pdfIn PDF document text
- https://rosedreamholidayhomes.com/ckfinder/userfiles/files/sikusadawobipov.pdfIn PDF document text
- http://exima.kr/userData/board/file/77161302733.pdfIn PDF document text
- https://www.sudoku-cool.com/ckfinder/userfiles/files/satejuzigugezupujipe.pdfIn PDF document text
- https://tssch.in/tssch/application/admin/uploads/file/5276955043.pdfIn PDF document text
- http://datacomsystems.cz/userfiles/file/muwuwapogapelikur.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/BvfzZFkJO3s/uplcv?utm_term=best+smartphone+for+elderly+2019+ukPDF 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://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_off0000ea97.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEA97 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off000102ae.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x102AE | 11492 bytes |
SHA-256: 46308e8657ef28a1c4d884f2a0c8388f114ea8c9a2bacbf59c7f3c5b3b49dbb2 |
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font_02_sfnt_off00011dd4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11DD4 | 18748 bytes |
SHA-256: 0f63dd4893503ceb549b16635af87d9a7cfc146c9c638c4772226d4c82ed8031 |
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