MALICIOUS
186
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. Specific URLs and indicators for this sample are listed in the indicators section.
Machine Learning
- Nyx PDF Classifier malicious score 0.9996
Heuristics 6
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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 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://ponafet.ru/strik?utm_term=how+much+does+a+commercial+air+conditioner+cost PDF link annotation
- https://cdn.sqhk.co/pefevepufi/jehbrrG/namefiweletases.pdfIn PDF document text
- https://cdn.sqhk.co/fugovigul/aigwBgj/28301371174.pdfIn PDF document text
- http://refowozawigut.22web.org/23203608500.pdfIn PDF document text
- https://cdn.sqhk.co/naxokujim/hYzNih7/smurfs_bubble_story_game_online.pdfIn PDF document text
- https://cdn.sqhk.co/ralapogifur/cgjijhj/block_craft_3d_mod_apk_unlimited_gems_android.pdfIn PDF document text
- http://dawexefif.getenjoyment.net/bojack_horseman_season_5_episode_1_script.pdfIn PDF document text
- https://cdn.sqhk.co/rojarimeg/hdjbhib/92308371678.pdfIn PDF document text
- http://pimifawimonidij.mywebcommunity.org/dedusiwurinoremoxarisago.pdfIn PDF document text
- http://pobalulegofi.22web.org/32691093812.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://uploads.strikinglycdn.com/files/7bfa40af-f9e4-40dd-b4e4-dbd12433729f/how_to_open_a_zaxbys_franchise.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/015f0e99-bf5e-41fc-84df-8885d4be64e3/15689545369.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/5ebc570a-6b01-433d-98a9-43c3d1cc489c/tasosojegukul.pdfIn PDF document text
- http://femulupir.rf.gd/82681232853.pdfIn PDF document text
- https://711a90e7-97f2-4eab-8690-3003ec1e9b64.filesusr.com/ugd/a0905b_8d7a936fe1f14d90acea7d0835ce872d.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/kikunojulejuj/book_pimp_by_iceberg_slim.pdfIn PDF document text
- https://s3.amazonaws.com/pezofut/vemabunasosizekejim.pdfIn PDF document text
- https://51f47fa2-20f7-4ec4-bb91-8ae4aee689b4.filesusr.com/ugd/917232_0418f857dd27402e8fd34e2737c955ec.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/80b0b8fe-8182-40cf-9459-1e6f3d96313d/mims_medical_microbiology_and_immunology_free.pdfIn PDF document text
- https://s3.amazonaws.com/gedexim/great_is_your_mercy_lyrics.pdfIn PDF document text
- https://s3.amazonaws.com/mokamoba/wicked_cool_shell_scripts_download.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/48d74dad-9cab-4da7-9dba-9e4c15bb2ba5/determine_the_reactions_at_a_and_b_for_the_beam_with_the_overhang_as_shown.pdfIn PDF document text
- https://s3.amazonaws.com/nijosinizo/where_did_industrial_revolution_began_first.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_off0000f193.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF193 | 5232 bytes |
SHA-256: 75752760ec6efabedc5b15c5505e9c780e0f19580a10804db9a6bafcee2b9323 |
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font_01_sfnt_off0001033d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1033D | 11420 bytes |
SHA-256: 10640219cc83ad06f46f57bd8d1627508a75e0c9bc557574284ec451e74a3054 |
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