MALICIOUS
134
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. It uses an invoice-themed lure. 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 0.9990
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 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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Fake invoice / payment lure low SE_INVOICE_LUREDocument contains invoice or payment language paired with an action verb — useful context when combined with link, macro, or attachment indicators
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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://gimoguvi.ru/award?keyword=vaikom+muhammad+basheer+short+stories+pdf PDF link annotation
- http://supariwepexafat.mywebcommunity.org/nepumovowidofika.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4449001/normal_600dbc31ecec7.pdfIn PDF document text
- https://juzuxadubibipa.weebly.com/uploads/1/3/4/6/134685448/5674956da02.pdfIn PDF document text
- https://tejenopaje.weebly.com/uploads/1/3/1/1/131164027/2577737.pdfIn PDF document text
- http://reform-st.ru/resumen_completo_del_amor_en_los_tiempos_de_coleraxl6cs.pdfIn PDF document text
- https://ruwatija.weebly.com/uploads/1/3/4/8/134846771/616919.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4426550/normal_5fc8a7f51cba0.pdfIn PDF document text
- http://kowuterada.mygamesonline.org/40023000070.pdfIn PDF document text
- http://alsamcctv.com/how_to_describe_the_suns_raysiza7b.pdfIn PDF document text
- http://babudategajuzul.iblogger.org/guidelines_esc_2017_valvular_heart_disease.pdfIn PDF document text
- http://rutopadazemed.22web.org/food_allergen_list.pdfIn PDF document text
- http://erkutungotu.com/12910114187mklqz.pdfIn PDF document text
- https://kotedeturu.weebly.com/uploads/1/3/1/6/131606402/jubadotuxin-nojozexa.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4388274/normal_5fcca24a08a2f.pdfIn PDF document text
- http://mazafaka69pussy.online/syllable_worksheets_for_kindergarten3mzpi.pdfIn PDF document text
- https://gujibimusexuwub.weebly.com/uploads/1/3/4/0/134042380/zisog.pdfIn PDF document text
- http://btsworld.org/sims_freeplay_androidsq4cx.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://www.daltonmaag.com/In PDF document text
- http://roxutudutupit.epizy.com/apa_format_citing_page_numbers.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/017cd137-04b8-45ef-ac84-bc538121161c/58885414891.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/ef744e81-8749-49a3-b4ec-6223ab99a86d/tujepixijokedoduwibi.pdfIn PDF document text
- http://tisuvelepep.rf.gd/vekajupakodezodunufuned.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/2e4e22f9-0e79-4a04-b3dd-105f97546566/73443812214.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/b66869f8-4898-4547-bcec-e470de9ec874/fe3_to_fe2_is_oxidation.pdfIn PDF document text
- http://tokavasetalan.epizy.com/fozuvedekasefunitude.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/9a16bf78-3a2e-4a91-a30f-20c1f431b6e1/36711130383.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000ed24.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xED24 | 5196 bytes |
SHA-256: 72cd424fd6a7f6782bd6d19aadc964dc631c223da81c66aaa3f7f1f6e9684c37 |
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font_01_sfnt_off0000fec7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFEC7 | 12076 bytes |
SHA-256: 96215f24132f24d41b7e3647c4a3962749bd79988b3f64bad2901797bc6e8daa |
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font_02_sfnt_off0001265c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1265C | 4324 bytes |
SHA-256: a542ec26cea93e049a2e27cd59b1347dd9bbdea13775fd7b822b3c2b3136116f |
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