MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF file was flagged by multiple heuristics, including a link farm detection and a machine learning classifier, indicating malicious intent. The presence of numerous embedded URLs, many pointing to disposable domains, suggests a phishing or malware distribution campaign. Although no scripts were explicitly extracted, the PDF structure and heuristic firings strongly suggest it is designed to redirect users to malicious content.
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://2safe4u.cz/UserFiles/File/luvutoritisamalidixa.pdf In PDF document text
- http://vstarmp.cn/upload/files/20210916_141208.pdfIn PDF document text
- http://vektorma.ru/uploads/assets/file/jogaworupelejup.pdfIn PDF document text
- https://mayphotocopydogia.com/upload/files/rugamada.pdfIn PDF document text
- https://mygoaltv.org/ipp/images/uploads/files/46255429522.pdfIn PDF document text
- http://healingtown.org/userData/board/file/19629244018.pdfIn PDF document text
- http://baigeleather.com/userfiles/file/23342236733.pdfIn PDF document text
- http://vector-luczak.pl/new/fck_user_files/file/22880593160.pdfIn PDF document text
- http://tvtamminhphat.com/uploads/userfiles/file/jiwuwimavitubukez.pdfIn PDF document text
- http://www.nuricomuvakfi.org/wp-content/plugins/super-forms/uploads/php/files/s7tt6fbp4171t28url6cjl8et5/xetowowojimez.pdfIn PDF document text
- https://ptkas.com/kingkong/userfiles/files/fadujinosuwavibineruxuwa.pdfIn PDF document text
- http://nousgarage.com/userfiles/file/24913947386.pdfIn PDF document text
- http://ghinelliarchitettura.it/userfiles/files/tolakebovekuvajejafegetol.pdfIn PDF document text
- https://habibitours.org/ckfinder/userfiles/files/pazukufeluwuzosi.pdfIn PDF document text
- http://eco-versute.com/app/webroot/ckfinder/userfiles/files/25749679496.pdfIn PDF document text
- http://sarahscupcakery.com/wp-content/plugins/formcraft/file-upload/server/content/files/16135db681930a---juxat.pdfIn PDF document text
- https://strings97.hu/userfiles/file/wenugisi.pdfIn PDF document text
- https://strategie-forex.com/ckfinder/userfiles/files/zuxuwebava.pdfIn PDF document text
- http://inbeeldt.nl/userfiles/file/36945940216.pdfIn PDF document text
- http://candleelectricals.com/uploaded_files/userfiles/files/36075012512.pdfIn PDF document text
- http://nissanotogovap.com/uploads/images/files/95472435753.pdfIn PDF document text
- https://akconta.com/uploads/files/taweve.pdfIn PDF document text
- https://videoeffect.ir/data/file/6833241690.pdfIn PDF document text
- https://www.autopsrus.com/ckfinder/userfiles/files/26446762117.pdfIn PDF document text
- http://www.tokyomagic.jp/images/library/File/79653655150.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/A3Ryygt5BCM/uplcv?utm_term=recover+photos+from+reset+androidPDF 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_off0000dfac.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDFAC | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000f7c3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF7C3 | 10952 bytes |
SHA-256: baabc22c7ce83aa5c3a392995d8294472b5edcf7829478cf148f9d867a86e9d4 |
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font_02_sfnt_off00011105.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11105 | 19088 bytes |
SHA-256: 032dc00d74a5f41d9ef9659c3da34ddca0fb789e9240e64b718a8664f6ad395e |
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