MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
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. Specific URLs and indicators for this sample are listed in the indicators section.
Machine Learning
- Nyx PDF Classifier malicious score 0.9998
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://leonvi.ru/wix?keyword=bloons+tower+defense+5+mod+apk PDF link annotation
- https://cdn-cms.f-static.net/uploads/4381751/normal_5fd3354952dfa.pdfIn PDF document text
- http://zupebupinumupo.iblogger.org/92467149754.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4421966/normal_5ff25e6ea06e7.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4366381/normal_60215b5fb91fc.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4417206/normal_5fdea149ebb50.pdfIn PDF document text
- http://fepotarugagi.22web.org/booster_pump_installation_manual.pdfIn PDF document text
- http://takafebuxoz.22web.org/doraemon_game_ho_jaaye.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4366063/normal_601bb33675710.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4373240/normal_5fe94eb4a8e56.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4420915/normal_5fce7966693c6.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4387033/normal_60237fcfe146c.pdfIn PDF document text
- http://apsmall.space/marine_accident_investigation_reportdu5ww.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://xonelamurojili.rf.gd/alien_ant_farm_greatest_hits.pdfIn PDF document text
- http://zokivobadid.rf.gd/vekerananametewutu.pdfIn PDF document text
- http://bimemulu.rf.gd/nefokegidizerigewoligi.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://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000c5fa.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC5FA | 5516 bytes |
SHA-256: af564d83005a7a00a62e712f738cb3b4a2774727cfcabae82685983594f3c200 |
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font_01_sfnt_off0000d8bb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD8BB | 9480 bytes |
SHA-256: a2d4885e3d6a7838fbde59be85a1b2c774e26a223adb05bdfffd5bec036ea43c |
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