MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The file was detected as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. The PDF contains numerous embedded URLs, with one heuristic specifically identifying it as a link farm on disposable hosting, suggesting a phishing or redirection scheme. While no scripts were explicitly extracted, the PDF structure and embedded URLs point towards an attempt to direct users to potentially harmful external content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9909
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://maintenancebazaar.com/userfiles/file/kadafo.pdf In PDF document text
- http://datcat.vn/2018/file/24136905402.pdfIn PDF document text
- http://medizator.ru/ckfinder/userfiles/files/97034784296.pdfIn PDF document text
- http://ahjygjg.com/upload_fck/file/2021-9-14/20210914072823241108.pdfIn PDF document text
- http://machinesupplier.cn/data/product/file/2021928_41820_368.pdfIn PDF document text
- https://emenu.hu/editor_up/majaboxofufofurarepadusa.pdfIn PDF document text
- https://glaze-metalart.com/upload/files/sifubefosozigij.pdfIn PDF document text
- https://mayersoffice.com/userfiles/file/16098997794.pdfIn PDF document text
- https://tempatpasang.com/contents/files/49636717467.pdfIn PDF document text
- http://alrabbancapital.com/file/files/fudepakoselizazozel.pdfIn PDF document text
- https://ostrichpharmaceuticals.com/userfiles/file/63136787963.pdfIn PDF document text
- http://lex.tj/img/file/radibud.pdfIn PDF document text
- http://studiolegaletrotta.eu/userfiles/files/64903925517.pdfIn PDF document text
- http://unitez.net/images/newtech/files/nudekobus.pdfIn PDF document text
- http://kirakuramen.com/uploads/files/88827413547.pdfIn PDF document text
- https://daqing-jewelry.com/uploads/files/202109031659135696.pdfIn PDF document text
- http://infinity-c-t.com/userfiles/file/22448581165.pdfIn PDF document text
- http://yuanhebiotech.com/upload/files/95657142801.pdfIn PDF document text
- https://movimientofamiliadejesus.com/images/uploaded/file/44478353547.pdfIn PDF document text
- http://3e3i.com/UserFiles/file///sumefazumikubudokibolivof.pdfIn PDF document text
- http://vxclouds.com/userfiles/file/25340513357.pdfIn PDF document text
- http://cpviettin.com/upload/files/mumese.pdfIn PDF document text
- http://domuran.pl/files/file/28783700779.pdfIn PDF document text
- https://www.assofmt.org/ckfinder/userfiles/files/69095540431.pdfIn PDF document text
- http://xfswchem.com/upload/files/11774673947.pdfIn PDF document text
- http://domosplast.hu/files/file/83350472484.pdfIn PDF document text
- http://diagnosticaedilizia.com/userfiles/files/gemureguwogufesumakam.pdfIn PDF document text
- http://klawiatury-foliowe.pl/_data/file/29632340864.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/GLLx1DTH0VQ/uplcv?utm_term=upcoming+smartphone+july+2021PDF 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_off0000b4ee.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB4EE | 14792 bytes |
SHA-256: 706db89728bd41d42a1553121cb609ecabd38e1b74187c6aac227cfcb60a5702 |
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font_01_sfnt_off0000da4c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDA4C | 11464 bytes |
SHA-256: d537c4bc1f0be1adbbd521c8e21cbbc20397caadefc61a8f1c065d82118f97e9 |
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font_02_sfnt_off0000f54a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF54A | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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