MALICIOUS
166
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous embedded URLs, many of which point to disposable domains and are structured as link farms, indicating a phishing or malware distribution attempt. The ML classifier and ClamAV detection strongly suggest malicious intent. The heuristic 'SE_PASSWORD_ARCHIVE_LURE' further supports that the document is designed to trick users into downloading an encrypted payload.
Machine Learning
- Nyx PDF Classifier malicious score 0.9974
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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Password-protected archive handoff high SE_PASSWORD_ARCHIVE_LUREDocument gives password instructions for an archive or attachment — often used to keep payloads encrypted until after gateway scanning
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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://philabc.ru/uplcv?utm_term=unlock+old+android+phone PDF link annotation
- https://scalping.ir/data/files/file/54690691049.pdfIn PDF document text
- https://tonmathunglan.vn/upload/files/89623477256.pdfIn PDF document text
- https://abicecream.ru/ckfinder/userfiles/files/74580788222.pdfIn PDF document text
- https://sipare.com.ar/wp-content/plugins/super-forms/uploads/php/files/pf08eckcca09lfsa1lotti36mr/57347491692.pdfIn PDF document text
- http://zulassungsdienst4you.de/bilder/file/41741965748.pdfIn PDF document text
- http://mingmitrcoffee.com/user_img/files/fogebutegagebasumunutejos.pdfIn PDF document text
- https://aventura-agence.lu/userfiles/files/31241401172.pdfIn PDF document text
- https://justbuymeds.net/userfiles/file/runakovafobuzelavofovom.pdfIn PDF document text
- http://polyalpan.hu/_user/file/leresekonarixez.pdfIn PDF document text
- https://www.aledrukujemy.pl/ckfinder/userfiles/files/35130467120.pdfIn PDF document text
- http://quaint-house.com/images/blog/file/14280686931.pdfIn PDF document text
- http://flywings.sk/UserFiles/file/numinakarutidoretafudum.pdfIn PDF document text
- http://lngpetro.com/userfiles/file/feroxafogudejozarifawibi.pdfIn PDF document text
- https://mertlakustika.cz/images/pages/file/puwerujelejora.pdfIn PDF document text
- http://hbtsap.com/Upfiles/news/file///kowuj.pdfIn PDF document text
- http://thanhnhomdinhhinh.net/uploads/files/54233876644.pdfIn PDF document text
- http://brucemayrockinstitute.com/assets/ckfinder/core/connector/php/uploads/files/mupavufilu.pdfIn PDF document text
- http://n2nlah.org/UserFiles/file/11606865721.pdfIn PDF document text
- https://yaslibakicisi.net/userfiles/file/ronuxivomokebaboraj.pdfIn PDF document text
- http://cleannshieldflorida.com/wp-content/plugins/super-forms/uploads/php/files/b7810728feed6cc62ea0dea89ce17f3b/lunoxofoberoxewupixagu.pdfIn PDF document text
- http://aquitaine.annuaire-regional.com/ckfinder/userfiles/files/33277957046.pdfIn PDF document text
- http://abwmountvernon.com/uploads/files/93353660757.pdfIn PDF document text
- http://kpdb.org/userfiles/files/7089847842.pdfIn PDF document text
- http://flirtproducties.nl/ckfinder/userfiles/files/12105536695.pdfIn PDF document text
- http://drxzhang.com/userfiles/file/19177289827.pdfIn PDF document text
- 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_off0000dca0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDCA0 | 10444 bytes |
SHA-256: 7d000040fe9e8e655c1f134851542b4335f7234f22f7d58094d3d747f9b6a96b |
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font_01_sfnt_off0000f427.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF427 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00010c39.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10C39 | 18436 bytes |
SHA-256: 1bf44a28e989390ca1d37af08fbfedc235e0ae313338964ffb718874d92a825b |
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