MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF document was flagged by multiple heuristics, including a specific rule for link farms on disposable hosting and a machine learning classifier indicating maliciousness. The embedded URLs and the PDF structure suggest an attempt to redirect users to a network of potentially malicious sites, characteristic of phishing or malware distribution campaigns.
Machine Learning
- Nyx PDF Classifier malicious score 0.9951
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://zzquansu.cn/d/files/30546201914.pdf In PDF document text
- http://yousefmaktabi.com/ckfinder/userfiles/files/lupaxedamotuv.pdfIn PDF document text
- http://webbuilders.com/files/file/libapumevuf.pdfIn PDF document text
- http://ehomerealestate.org/images/file/jupijujimomu.pdfIn PDF document text
- https://j26clean.com/upload/files/45609987125.pdfIn PDF document text
- http://friulanapanini.com/images/file/50294590515.pdfIn PDF document text
- https://yenicekentkaplicasi.com/userfiles/file/58114374619.pdfIn PDF document text
- http://ecosdaliberdade.com/ckfinder/userfiles/files/92045164315.pdfIn PDF document text
- http://alrabbancapital.com/file/files/59953316873.pdfIn PDF document text
- http://german-ex.com/images/blog/file/xokogimezafuwot.pdfIn PDF document text
- http://debschoen.com/userfiles/file/37278380845.pdfIn PDF document text
- http://czernavendeghaz.hu/admin1/file/22426434056.pdfIn PDF document text
- http://collegium-connect.nl/ckupload/files/69811182859.pdfIn PDF document text
- http://cheapneasytrafficschool.com/CheapNEasyTrafficSchool/pa/trainstation/uploads/image/file/39040867339.pdfIn PDF document text
- http://sutinlawkrabi.com/ckfinder/userfiles/files/xefarimamusudidi.pdfIn PDF document text
- http://palyavalaszto.hu/teszt/upload/file/36498247321.pdfIn PDF document text
- http://strap.sk/uploads/files/92249487175.pdfIn PDF document text
- https://airbays.com/userfiles/file/24627694358.pdfIn PDF document text
- https://semot.com/Store/userfiles/file/virejoto.pdfIn PDF document text
- http://microsolder.hu/userfiles/files/2459260905.pdfIn PDF document text
- http://portaldeaquidauana.com.br/ckfinder/userfiles/files/69598266449.pdfIn PDF document text
- https://www.guestquesttravelmedia.com/wp-content/plugins/super-forms/uploads/php/files/d3faohrd50hqpp8rlouo2v5o1u/3395532947.pdfIn PDF document text
- http://bnblspecialities.com/userfiles/files/59435981484.pdfIn PDF document text
- http://clinical-pain.com/pds/userfiles/files/kanakezonu.pdfIn PDF document text
- http://home-hj.com/up_photo/file/kifuxufudiku.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/1xuhb7AK25c/uplcv?utm_term=remote+access+android+devicePDF 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_off0000dd2f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDD2F | 18436 bytes |
SHA-256: 7aa3ea8028e4617d3f6dcd563358f40246f296ad54715b98d205ff2d82e2a63c |
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font_01_sfnt_off00010d37.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10D37 | 10596 bytes |
SHA-256: b9e3e1071a0250ef40cda7acf98c0d2c57e83e83b9e995aefc04ba8b8cec6dae |
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font_02_sfnt_off00012576.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12576 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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