MALICIOUS
146
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, indicating a high likelihood of malicious intent. Several heuristics point to the document acting as a link farm, with many embedded URIs pointing to external resources, including one using a raw IP address. The presence of numerous disposable links on potentially disposable hosting further supports a malicious purpose, likely for phishing or malware distribution.
Machine Learning
- Nyx PDF Classifier malicious score 0.9953
Heuristics 6
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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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Clickable URI points to raw IP address medium PDF_URI_IP_LITERALPDF contains a clickable HTTP(S) action whose host is a literal IPv4 address. Legitimate documents normally link to named domains; raw-IP destinations are common in disposable phishing and malware-delivery infrastructure.
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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://hz-karavany.cz/ckfinder/userfiles/files/55607293431.pdf In PDF document text
- http://140.121.125.49/ckfinder/userfiles/files/20210911_050210.pdfPDF link annotation
- https://stpeterscbs.ca/ckfinder/userfiles/files/tarojevijoxudoxekilez.pdfIn PDF document text
- https://sportsht.com/userfiles/file/gejoguboriziji.pdfIn PDF document text
- https://karapinler.com/calisma2/files/uploads/49024071398.pdfIn PDF document text
- http://zespolbahamas.pl/zdjecia/file/daketamirezomatewe.pdfIn PDF document text
- http://www.altrus.pl/wp-content/plugins/formcraft/file-upload/server/content/files/1613daca3522d8---66903802873.pdfIn PDF document text
- http://www.donboscovizag.org/images/files/satuzig.pdfIn PDF document text
- https://triatlonshop.cz/userfiles/file/foxigowase.pdfIn PDF document text
- http://ldksolar-officialliquidation.com/userfiles/files/dugezurafivobul.pdfIn PDF document text
- http://baozhaopharma.com/upload/files/gorutobol.pdfIn PDF document text
- https://schmitz.cz/res/file/sowujez.pdfIn PDF document text
- http://acpiindia.com/userfiles/file/6378587058.pdfIn PDF document text
- https://www.bevillelecomte.com/ckfinder/userfiles/files/36142577955.pdfIn PDF document text
- http://plan.msu.ac.th/ckfinder/userfiles/files/tekowamegabekesazoni.pdfIn PDF document text
- http://studiorinaldibedin.eu/userfiles/files/dopujari.pdfIn PDF document text
- http://ge-mak.com/files/34710525464.pdfIn PDF document text
- https://movimientofamiliadejesus.com/images/uploaded/file/wejetano.pdfIn PDF document text
- http://clubselectionvoyages.com/images/file/27001217013.pdfIn PDF document text
- https://mchs.kz/userfiles/File/58743062498.pdfIn PDF document text
- http://counterreaction.net/wp-content/plugins/formcraft/file-upload/server/content/files/1613a2715b5c18---80922951803.pdfIn PDF document text
- http://gugugroup.com/userfiles/difopodififabikoxenajisul.pdfIn PDF document text
- https://afra24.com/basefile/afra24/files/17484724146.pdfIn PDF document text
- https://xn--fct8ml6mwue.tw/uploads/files/zasujupedugidolabebifa.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/FevRqgeaUVY/uplcv?utm_term=a+wrinkle+in+time+free+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_off0000d588.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD588 | 17272 bytes |
SHA-256: 7b79ce7b12c3960300fb478a492e78b4e94e387b2883496f357933436dafcab3 |
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font_01_sfnt_off00010262.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10262 | 10368 bytes |
SHA-256: 34dabe3e42d8edb169fa418006288fe52650f4b8b651d4749e35e6198b8ae981 |
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font_02_sfnt_off000119c8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x119C8 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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