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://dugedepap.ru/strik?utm_term=sex+education+short+story PDF link annotation
- https://cdn.sqhk.co/sufiwotag/Vc6icOE/mis_recargas_apk.pdfIn PDF document text
- https://cdn.sqhk.co/nofatazor/ggGuidw/7_words_extremely_dangerous.pdfIn PDF document text
- https://cdn.sqhk.co/momewoziwoge/SQMzkn2/woxadixuvusegasuna.pdfIn PDF document text
- http://nipokaxa.getenjoyment.net/has_aot_manga_finished.pdfIn PDF document text
- https://cdn.sqhk.co/potebuso/dic6hed/92891823397.pdfIn PDF document text
- http://roselosudeve.sportsontheweb.net/81821780376.pdfIn PDF document text
- https://cdn.sqhk.co/toxinize/FjaWigq/at_t_visual_voicemail_viewer.pdfIn PDF document text
- http://rivozuzeno.mywebcommunity.org/rubedudovudezipijitawar.pdfIn PDF document text
- https://cdn.sqhk.co/timadupak/A4EQpif/rabelibenedes.pdfIn PDF document text
- https://cdn.sqhk.co/kifukuvitog/gbSMZdz/arijit_singh_songs_mashup_2017.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://4328a374-8b5c-4134-9cef-e132ca5fc89d.filesusr.com/ugd/6732b1_803968f9902a4bc6a0c6877015716082.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/jevelel/runob.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/cdd26c7c-6a13-4905-9a2e-dd4749adadd1/name_the_storyteller_of_one_thousand_and_one_nights.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/deabdc13-575c-45dd-98af-c661f924e39d/attack_on_titan_season_3_episode_1_summary.pdfIn PDF document text
- https://59cf682b-6680-4a08-8b8d-0472bab64ef7.filesusr.com/ugd/d7d6cd_b6e0a1c224604634be8a3d0c5dd664de.pdf?index=trueIn PDF document text
- https://5f8b0e40-2141-4341-98ab-6145db4b8156.filesusr.com/ugd/2072cd_41abe64f1cc74a55868e7950774a8f3c.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/geradi/blk_super_speciality_hospital_online_reports.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/ae2d719a-7c24-4750-9341-ab263ecf2b0d/71160698569.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/ca90379b-55a2-4482-b547-370f0916b4c2/tazabulidirusis.pdfIn PDF document text
- http://durenifujogax.myartsonline.com/sexafetuxegegukenek.pdfIn PDF document text
- https://edefa294-c65c-46c5-840b-8a4669b9fdfe.filesusr.com/ugd/e4a001_1fa96df659c94ca68a4e2891a6af5bf5.pdf?index=trueIn PDF document text
- https://93bb5028-8b17-4c47-8ab9-f46a024b0e86.filesusr.com/ugd/041612_346d5c17beb54c12973fca30bd047586.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_off0000f4de.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF4DE | 5268 bytes |
SHA-256: de9e12d37d94d88d86525127bd7f2e8b8b867aaea8a04da3ca1368931e29a193 |
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font_01_sfnt_off000106cd.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x106CD | 10624 bytes |
SHA-256: 730553086a82e05b4ce1b4ac50c99f7c6986b6c2e6c5ad05bc4ef618f9d3e361 |
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