MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The file was detected as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. It contains numerous embedded URLs pointing to a link farm hosted on disposable domains, a common tactic for phishing or distributing further malware. The PDF structure and the presence of many links suggest an attempt to obscure the true malicious destination.
Machine Learning
- Nyx PDF Classifier malicious score 0.9977
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://quatcongnghieput.com/uploads/files/xagivotakaw.pdf In PDF document text
- http://kozszemle.hu/uploads/files/78648465895.pdfIn PDF document text
- http://ibconsulting.it/userfiles/files/gogikabitewufaki.pdfIn PDF document text
- https://www.xtremefitness.com.au/application/third_party/ckfinder/userfiles/files/taribunuwonapadawib.pdfIn PDF document text
- https://tannhatviet.vn/upload/files/77242229242.pdfIn PDF document text
- http://tortsurprise.ru/upload/redactor/files/717606059.pdfIn PDF document text
- http://kameleonhastanc.hu/files/file/53594906503.pdfIn PDF document text
- http://goksirlambinowice.pl/img/upload/files/92731049381.pdfIn PDF document text
- http://fine-trading-knotwork.com/uploads/media/25249524695.pdfIn PDF document text
- https://idealist.ro/userfiles/file/79026476806.pdfIn PDF document text
- http://tnslib.su/userfiles/files/81213199.pdfIn PDF document text
- http://xn--aknmedcal-wpbe.com/uploads/file/45674874889.pdfIn PDF document text
- http://mtegl.wsystem.sk/userfiles/files/visinemedelur.pdfIn PDF document text
- https://openkomm.yussfone-crm.com/userfiles/file/jiwozebu.pdfIn PDF document text
- http://dorp.pl/userfiles/files/wifafalosazidofijam.pdfIn PDF document text
- https://netcsemege.elelmiszer-hazhozszallitas.hu/ckfinder/userfiles/files/gewufekamor.pdfIn PDF document text
- https://rmissio.pl/wp-content/plugins/formcraft/file-upload/server/content/files/1612eff75b19eb---sonimerevepazi.pdfIn PDF document text
- https://dhesient.com/media/92641474370.pdfIn PDF document text
- https://bloomland.com/sites/bloomland.com/files/texutape.pdfIn PDF document text
- https://guptajimarriagebureau.com/userfiles/file/26840940788.pdfIn PDF document text
- http://tech-sub.com/userfiles/file/91289959084.pdfIn PDF document text
- http://benthanhsgfarm.com/images/uploads/files/xisulidopazaxepapopemu.pdfIn PDF document text
- http://eduomania.com/wp-content/plugins/formcraft/file-upload/server/content/files/1612eec3d02064---devibedinu.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/zMnd8XtcwSM/uplcv?utm_term=perimeter+worksheets+6th+gradePDF 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_off0000d43e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD43E | 10892 bytes |
SHA-256: c6155df0bf7acb8d64c0f4e2d5ea6f71a6301f086c7c92098e3fb957db18a9a9 |
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font_01_sfnt_off0000ed65.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xED65 | 18084 bytes |
SHA-256: f1ba59d7f32bda7e87562bb8350830e8cf7c900c59298ad2314dc58c09c3c6d5 |
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font_02_sfnt_off00011c3f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11C3F | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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