MALICIOUS
134
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF document was flagged as malicious by ClamAV and an ML classifier. The file embeds a large number of external links characteristic of an SEO link farm and presents a deceptive download button. Specific URLs and indicators for this sample are listed in the indicators section.
Machine Learning
- Nyx PDF Classifier malicious score 0.9990
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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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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Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTONDocument contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
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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://fokemale.ru/123?utm_term=tales+of+hoffmann+barcarolle+sheet+music PDF link annotation
- http://rinobozawizuvew.iblogger.org/kiwinasumuvogel.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4445326/normal_601aac8ab9dc8.pdfIn PDF document text
- https://cdn.sqhk.co/leporolino/gvjhOgf/zavojixug.pdfIn PDF document text
- http://leadtop.co/farming_simulator_2015_ps3_money_cheat2b12s.pdfIn PDF document text
- https://cdn.sqhk.co/rogapakaler/Pgg8Zha/1645712023.pdfIn PDF document text
- http://nubolats.xyz/chopsticks_2019_movievhur4.pdfIn PDF document text
- http://pexukakadom.22web.org/which_shark_hoover_is_best_for_pet_hair.pdfIn PDF document text
- https://cdn.sqhk.co/madilaxetevo/gz62lhe/beli_pulsa_bayar_nanti_di_bukalapak.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4408319/normal_60220e6859349.pdfIn PDF document text
- http://rozel.ru/34046110464v7bp0.pdfIn PDF document text
- https://cdn.sqhk.co/xurawupo/eQdVgjd/mikupazixobikewugifate.pdfIn PDF document text
- http://atelier-spb.com/most_common_phrasal_verbs_with_meaning49hvv.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4419433/normal_5fd7cd58b830d.pdfIn PDF document text
- http://vesefotaso.iblogger.org/lakadarino.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4491157/normal_600157fb28914.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4414153/normal_6019115ff1705.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://vomonulesew.rf.gd/desufax.pdfIn PDF document text
- http://kerizef.rf.gd/dosimu.pdfIn PDF document text
- https://7fc1e5b2-1dd8-4457-9de2-3dea1ab9f589.filesusr.com/ugd/fedd61_8acb0f13ec9045108205fc2791508bfc.pdf?index=trueIn PDF document text
- https://c01188fd-d8af-4b86-846b-090f7ecd58d8.filesusr.com/ugd/9058e5_6dfbc24f36d84ae9a2ea20e1a1780128.pdf?index=trueIn PDF document text
- https://85d2c5a2-fc31-4f76-86b4-4ebe2abe2bf4.filesusr.com/ugd/a8cc01_0cbc4fc5564f4784ba6070466afd29ae.pdf?index=trueIn PDF document text
- https://7d7e9a41-1eea-4c72-a0b8-c0e3d642de37.filesusr.com/ugd/513cfa_fb2df6e724e94eca9506f04c9c172e30.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/risisipajole/rudobapovada.pdfIn PDF document text
- https://s3.amazonaws.com/dugibabafod/c_compiler_free_for_windows_xp.pdfIn PDF document text
- https://39c1d623-eccb-4af0-a86a-15328a2d61f9.filesusr.com/ugd/3cb6cb_5f652b0f1b43454bb4815c527b78e577.pdf?index=trueIn 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://scripts.sil.org/OFLIn 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_off0000f8f4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF8F4 | 5208 bytes |
SHA-256: e37f43c53bcc00e7008059a4dcc28e18d10f0e7934a31a8010855c492e09c1fd |
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font_01_sfnt_off00010a7f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10A7F | 11688 bytes |
SHA-256: ed97760ac5e3c4f035c6d762fd6223e835aa519d686f1aef5b6d1850e3a7bf1b |
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font_02_sfnt_off000131a8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x131A8 | 16232 bytes |
SHA-256: ded19b8224b240d0b71857fcff6d758cbeec74f435df92366a86e51fb8b1c043 |
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