MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a significant number of external links, many pointing to disposable hosting, indicating a link farm or phishing attempt. The ClamAV detection and ML classifier strongly suggest malicious intent. While no scripts were directly extracted, the PDF structure and embedded URIs are indicative of a spearphishing attachment designed to redirect users to potentially malicious sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9996
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 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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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://queure.ru/pbw?utm_term=yotor+amharic+book+pdf PDF link annotation
- https://cdn-cms.f-static.net/uploads/4372378/normal_60c1f2ee0b5c3.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4483082/normal_6042e39ef32e2.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4501645/normal_60415db7b7fbb.pdfIn PDF document text
- https://static.s123-cdn-static-d.com/uploads/4493905/normal_60b0c11f98c7a.pdfIn PDF document text
- https://vokobilozo.weebly.com/uploads/1/3/4/2/134235622/gigegizisekanov.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4464068/normal_6045f69dd27fb.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4489601/normal_6051327bc702a.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4460045/normal_6064fc0f6f207.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4419204/normal_6005b4c96ec14.pdfIn PDF document text
- https://fanidadi.weebly.com/uploads/1/3/7/5/137519991/b39a2c1bc5.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4380223/normal_5fc888b33468f.pdfIn PDF document text
- https://matuwulivusoxuk.weebly.com/uploads/1/3/4/8/134897084/rewajusoti-femunumad.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4370278/normal_601b727a4357e.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4380545/normal_60b830a383d4c.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://metudebebi.pbworks.com/w/file/fetch/145041837/64262877785.pdfIn PDF document text
- http://tarogifere.pbworks.com/w/file/fetch/144499119/download_emulator_xbox_360_gloud_games_for_android.pdfIn PDF document text
- http://zikupuzajix.pbworks.com/f/manifest_destiny_worksheet_answer_key.pdfIn PDF document text
- http://paderukut.pbworks.com/w/file/fetch/144452571/nidedewe.pdfIn PDF document text
- http://furalagaposu.pbworks.com/w/file/fetch/144711975/20767160736.pdfIn PDF document text
- http://sixuditar.pbworks.com/f/knights_fight_2_hack_ios.pdfIn PDF document text
- http://zorisomofi.pbworks.com/w/file/fetch/144746430/pokemon_heart_gold_rom_hacks.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
- https://savannah.gnu.org/projects/freefont/In PDF document text
- http://www.gnu.org/licenses/In PDF document text
- http://www.gnu.org/copyleft/gpl.htmlIn PDF document text
- http://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000f7da.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF7DA | 38644 bytes |
SHA-256: 9e84faa425c6bde232fb3e7e6da828fcf9058cc78a011bc329a062896fc50362 |
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font_01_sfnt_off00015b2c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x15B2C | 5352 bytes |
SHA-256: ee3ec7bc5756f8ce5f795d8c4611ff2265c8190e09e314f5293c201375cf4501 |
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font_02_sfnt_off00016d32.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x16D32 | 11232 bytes |
SHA-256: eea94c31ee892506c4f072b03dade53737083aa0f6dc4a7abe6bb6e3afa8dab2 |
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