MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It contains a large number of external links, many pointing to disposable hosting, suggesting a link farm or phishing operation. The embedded content, though heavily obfuscated, appears to be part of a lure to direct users to external sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9997
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://jottigo.ru/strik?utm_term=the+poisoner%2527s+handbook+discussion+questions PDF link annotation
- http://proita.space/arap_sabunun_ak_forml77snw.pdfIn PDF document text
- https://cdn.sqhk.co/xokekekav/RmWhajc/office_life_3d_level_19_answers.pdfIn PDF document text
- http://leledup.mypressonline.com/how_to_thread_brother_sewing_machine.pdfIn PDF document text
- http://fimewovoko.getenjoyment.net/16817918298.pdfIn PDF document text
- http://lnstagram-verificationbadgeform.com/how_to_replace_lg_freezer_door_gasketnm0e4.pdfIn PDF document text
- http://rasezatoxefu.mygamesonline.org/vimodabazepejexaf.pdfIn PDF document text
- http://gemajelibetojup.scienceontheweb.net/what_are_the_three_cell_cycle_checkpoints.pdfIn PDF document text
- http://coolvdomaion.online/vilegiz5rf7o.pdfIn PDF document text
- http://tesar-krd.ru/sisejitetu4ytk4.pdfIn PDF document text
- http://gobigs.space/dragons_rise_of_berk_gameplay8n41m.pdfIn PDF document text
- https://cdn.sqhk.co/guranotup/hFaohdU/88768866538.pdfIn PDF document text
- https://cdn.sqhk.co/girolivudafo/bggig5i/red_sun_rising_amnesia_meaning.pdfIn PDF document text
- http://trysoda.club/how_to_answer_how_questions7w80a.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://2a497570-3881-454f-aefc-229a18bbdf22.filesusr.com/ugd/83e24f_cc5b24ae627141ffab57c130831377bb.pdf?index=trueIn PDF document text
- https://87164119-88a6-4d6d-a72f-b109cf2d88b9.filesusr.com/ugd/bd0a66_166c2f6ffd1745e69376c3f4edc5ece6.pdf?index=trueIn PDF document text
- http://tibutariwu.myartsonline.com/39865452074.pdfIn PDF document text
- https://44dd6259-7513-41c7-b2f1-b2b1fc385d2e.filesusr.com/ugd/63022f_b22ee9cf1c4b40cc90be650cf87b4f47.pdf?index=trueIn PDF document text
- https://b564fea6-732e-489f-a029-a72dc6590de2.filesusr.com/ugd/6a4619_6b9ed07517ba4e8fb6a142edb4e994e1.pdf?index=trueIn PDF document text
- https://c3438639-6a75-4920-aa4f-d1e0b619354f.filesusr.com/ugd/3be3a7_cea49ae7a5a042a68d85942d19525123.pdf?index=trueIn PDF document text
- https://e6676b24-921d-4f57-8fca-beda98688f3c.filesusr.com/ugd/144d27_a215c66e9c49459984663c6d4208c644.pdf?index=trueIn PDF document text
- https://5f8b0e40-2141-4341-98ab-6145db4b8156.filesusr.com/ugd/2072cd_87a78bd3d7e14dfaa3a5f8ed33ed47e7.pdf?index=trueIn 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_off0000e8ee.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE8EE | 5440 bytes |
SHA-256: 27ee263c321c345eb5140874f479cf8d1f0073683ad71b2eff08b75156abad52 |
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font_01_sfnt_off0000fb64.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFB64 | 10892 bytes |
SHA-256: 76d2daed6ed999fe0c16cdc07a152302f4ef4d8b7d7ad77749a681065b7d80fc |
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