MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a large number of external links, many pointing to disposable hosting, suggesting a link farm or SEO spam tactic. The primary external URL, https://maypoin.ru/strik?utm_term=free+bedtime+stories+for+adults+to+fall+asleep+pdf, is likely part of a phishing or malware distribution campaign. ClamAV and ML classifiers also flagged this PDF as malicious, specifically as a phishing trojan.
Machine Learning
- Nyx PDF Classifier malicious score 0.9990
Heuristics 6
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Small PDF contains mass external PDF link farm critical PDF_SEO_LINK_FARMSmall PDF contains many clickable external PDF links, mostly clustered on one host. This matches generated SEO/link-farm PDF carriers used to route users into malicious or unwanted-software delivery chains, rather than a normal document citation pattern.
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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://maypoin.ru/strik?utm_term=free+bedtime+stories+for+adults+to+fall+asleep+pdf
- https://lafefozusut.weebly.com/uploads/1/3/4/5/134597047/d0207de.pdf
- https://lumidenozure.weebly.com/uploads/1/3/5/3/135345408/9718a9ec9.pdf
- http://zibikudupe.mywebcommunity.org/vidabudijagevamajawe.pdf
- http://paselon.getenjoyment.net/against_the_grain_james_c_scott_audiobook.pdf
- https://cdn.sqhk.co/dudurejavir/didhdgd/attack_on_titan_opening_1_piano_sheet.pdf
- https://cdn.sqhk.co/vujejanar/UBDjhx5/literary_terms_crossword_puzzle_ms._pena_answers.pdf
- https://cdn.sqhk.co/zotevokep/aieSibj/parlour_x_shoes.pdf
- https://rapalavosifezo.weebly.com/uploads/1/3/4/8/134886177/zijelasatesoru.pdf
- http://zezasarasojid.mywebcommunity.org/zemakefoziwabexojubomawo.pdf
- https://dofemavuxowag.weebly.com/uploads/1/3/0/7/130739836/lawovovuw-pulitupajunifi-polabexewazeje.pdf
- http://nakalabaxis.mywebcommunity.org/data_science_jobs_salary_in_germany.pdf
- https://mogeletonedilo.weebly.com/uploads/1/3/1/4/131482944/6152212.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://02314edc-d025-420b-9d62-795437f25c47.filesusr.com/ugd/4f0fc1_b25354f5116c46dfaafdd9a22173cfa3.pdf?index=true
- https://s3.amazonaws.com/dudujopixejikug/nozaw.pdf
- https://44034db3-6cdd-4729-adf3-7ccd6afcf354.filesusr.com/ugd/9fe9cc_093897e9b037472db8abf4744838529d.pdf?index=true
- https://s3.amazonaws.com/gifiz/asus_zenfone_max_pro_m1_android_10.pdf
- https://8ed62699-7d02-4439-b935-4286882ef7d4.filesusr.com/ugd/229b11_18890c019b694ec08332238957ed9b42.pdf?index=true
- https://df9240ce-57b4-430e-a582-521170ca5232.filesusr.com/ugd/10b03a_dd97c1d7070e4c59a7a8e8754d4edf7d.pdf?index=true
- https://631ffb88-cf2d-4844-8d6b-9338a1b21cc5.filesusr.com/ugd/d24e6f_a94e87e296334b1293e9b61df50a29d3.pdf?index=true
- https://b47237a6-1880-4d87-9598-f01162bab054.filesusr.com/ugd/1fe0ea_db69271710044838a99e19940ec5991e.pdf?index=true
- https://s3.amazonaws.com/kikunojulejuj/bujigod.pdf
- https://fac30f9c-1bc3-4ff6-ac40-7ced1d2a170b.filesusr.com/ugd/3b7182_17afe1981a904014ade99fb520a7e0a4.pdf?index=true
- https://c84ffda1-e72a-45fa-8ce8-a771970cf326.filesusr.com/ugd/9fd656_0989aae3f9fd42ea980d92003ee6ac03.pdf?index=true
- https://s3.amazonaws.com/gusule/robunabo.pdf
- https://065b66ee-25d8-4381-b309-094abc4d823c.filesusr.com/ugd/2703e6_79a66ac0d03e439984cb36d0c8e35554.pdf?index=true
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://scripts.sil.org/OFL
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000f730.binaee5d5bb629ea793ee7448387b4d6295617eb6a249c1afc71f2e480919aed0df |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF730 | 5280 bytes |
font_01_sfnt_off00010908.bin1f96b09b88f691ff36421bac9492308e5f55693f83ca1b493049e70ddfe6db6a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10908 | 11000 bytes |
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