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 0.9997
Heuristics 5
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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://baarspo.ru/strik?utm_term=what+does+uber+use+for+maps PDF link annotation
- https://cdn.sqhk.co/viwiratoposu/8ha58jh/time_dodger_stadium_open.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4405206/normal_60304c0ade31c.pdfIn PDF document text
- http://epipog.com/org._apache._kafka_latest_jary2vwe.pdfIn PDF document text
- http://graatorama.fun/what_rides_are_closed_at_disney_world_covidqmt07.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4485943/normal_60098eedbee29.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4405420/normal_602ac00108020.pdfIn PDF document text
- http://usacarins.com/gapir7w6xz.pdfIn PDF document text
- https://cdn.sqhk.co/tefaxobaf/jbiieif/dumorowategemamu.pdfIn PDF document text
- http://ig-soft-team.com/scientific_method_hypothesis_worksheetllqvr.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://s3.amazonaws.com/kefefetafij/92830488075.pdfIn PDF document text
- https://s3.amazonaws.com/zomuzigo/aptoide_minecraft_pc.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_off0000dc3b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDC3B | 5400 bytes |
SHA-256: 77c76c53abb2c2d5de68afcf88e236e7fbad4a812eeb8e9cba3808baf33f22f1 |
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font_01_sfnt_off0000ee72.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEE72 | 10444 bytes |
SHA-256: 8be6a72e82eaab796708f8d4bf8416e63a39e8d94437e5e45aefe0dc079f2809 |
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