MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF file was flagged by multiple heuristics and a machine learning classifier as malicious, with ClamAV identifying it as a phishing trojan. It contains a large number of external links, many pointing to disposable domains, suggesting a link farm or redirection scheme. The embedded URLs likely lead to phishing sites or further malware downloads.
Machine Learning
- Nyx PDF Classifier malicious score 0.9991
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://jacksth.ru/award?keyword=blueprint+4+student+book+pdf PDF link annotation
- http://submonster.xyz/50_pips_a_day_forex_trading_strategyh96yv.pdfIn PDF document text
- https://joguxakiwemov.weebly.com/uploads/1/3/4/7/134707067/pidoxetijanene_lasujabiw.pdfIn PDF document text
- http://reduslim-ufficiale.website/duponudel6o6hx.pdfIn PDF document text
- https://virerulifig.weebly.com/uploads/1/3/1/4/131407283/4132174.pdfIn PDF document text
- http://repaircreditscore.info/35432682015v0fvu.pdfIn PDF document text
- https://cdn.sqhk.co/zuvaworizon/njajijg/rabivolew.pdfIn PDF document text
- https://nizomepovunamox.weebly.com/uploads/1/3/4/3/134305669/pudidij-kapowerisonujoz-vofodoruregodak-foriwaxame.pdfIn PDF document text
- https://cdn.sqhk.co/definuseju/jcJigjf/76736665060.pdfIn PDF document text
- https://cdn.sqhk.co/bulegumu/Pojaj5c/damikipofofer.pdfIn PDF document text
- https://cdn.sqhk.co/naxopesareg/jhWtTAW/antivirus_virus_cleaner_applock_clean_boost.pdfIn PDF document text
- http://sodalabs.club/guboxelefatunuda6khs1.pdfIn PDF document text
- https://fotewusobowo.weebly.com/uploads/1/3/5/3/135339642/fakav.pdfIn PDF document text
- https://nofodomeki.weebly.com/uploads/1/3/1/8/131871852/puzezivowofipedu.pdfIn PDF document text
- http://faceskinagainbeauty.xyz/android_auto_mirrorlink_hacks0erp.pdfIn PDF document text
- https://wopadutizibum.weebly.com/uploads/1/3/4/3/134306931/6802309.pdfIn PDF document text
- https://cdn.sqhk.co/sipobufiw/icTUies/23482597612.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://33fe1336-4051-433c-b691-b763732126dd.filesusr.com/ugd/6c8f37_89e7711f5a2145d98ad3e9a7b8cfd0af.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/d936cb38-cca9-4838-ac95-d02d7305067b/blink_book_in_hindi.pdfIn PDF document text
- https://f733e552-90a1-4d1f-83ca-a6b36afcf31c.filesusr.com/ugd/38bf1f_8e005870a04f4ad39b63a6f9c68f5d18.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/38f5da78-d1f9-45d2-9e16-de61251493e1/pusozinamewasawepipi.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/3a4a2f76-f196-4ceb-b336-ab8815b08760/nofebofunuzasotojoxu.pdfIn PDF document text
- https://2ddedb0e-b7b0-41c9-a8bc-c018bd0e6e4c.filesusr.com/ugd/70094d_522f77b734654e8898887bac4c104787.pdf?index=trueIn PDF document text
- https://828c6a01-da61-4814-986a-f72e64f4f334.filesusr.com/ugd/cdfdba_3f065af8247e48fe9cfa7e64c8aa500e.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000d020.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD020 | 10456 bytes |
SHA-256: fe07faf6a525a0feba2239a7a7d48b4aa3564a759d2537e3a3ce0fd42e31df62 |
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font_01_sfnt_off0000f312.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF312 | 5164 bytes |
SHA-256: a47edad93de87ac16730973d6f7dd8a02cd8c706188bbf117f0869d08b106b5e |
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font_02_sfnt_off000104b6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x104B6 | 10616 bytes |
SHA-256: 85350522d9484c8beacfa994f4b314ec1bcabba6fa8c5905a5c5a36623e8c752 |
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