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-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 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://chcial.ru/pbw?utm_term=pharmacotherapy+casebook+9th+edition+answers PDF link annotation
- https://semukozev.weebly.com/uploads/1/3/4/4/134493414/wugerajegiji-koxitim-sofixukaped-wefajejowi.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4479684/normal_6027241c8891a.pdfIn PDF document text
- https://kujuxase.weebly.com/uploads/1/3/4/5/134584075/816541.pdfIn PDF document text
- https://xonovezalewame.weebly.com/uploads/1/3/4/4/134489084/torigudapa.pdfIn PDF document text
- https://gobodanugamo.weebly.com/uploads/1/3/4/8/134862857/2358211.pdfIn PDF document text
- https://motadali.weebly.com/uploads/1/3/4/3/134368257/3706326.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4369308/normal_601773e898fe7.pdfIn PDF document text
- https://kavawemufelatat.weebly.com/uploads/1/3/5/3/135394651/guxonudalef_lopizeno.pdfIn PDF document text
- https://vabiwedewu.weebly.com/uploads/1/3/0/8/130813601/1425210.pdfIn PDF document text
- https://kupikonawu.weebly.com/uploads/1/3/4/8/134882044/5546055.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4414680/normal_5fc855bff2ec7.pdfIn PDF document text
- https://zatalabevixet.weebly.com/uploads/1/3/2/7/132741241/c771c.pdfIn PDF document text
- https://gununoneku.weebly.com/uploads/1/3/4/3/134309052/jalexejigebomivuko.pdfIn PDF document text
- https://fofijibub.weebly.com/uploads/1/3/3/9/133999799/milipevalobax.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/4b5a7b9b-fe22-47d1-a7fd-c5c816fd298f/how_to_install_mods_on_pirated_gta_5.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/8923027f-c4da-454d-bece-b334aaa141c2/vufuwefulonuniwigavi.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/e3d37a7a-3adf-4a5f-b465-8be01f92763d/flash_required_for_recording_video_canvas.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/1166080a-5e49-4259-80a6-03355834405a/gmat_verbal_practice_questions_with_answers.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/8d51e450-8cdf-49cc-b073-f7d8ffa2d8f5/26986083629.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/7182e225-8959-45f5-a9e7-19ef3cb62476/67260826812.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/d2543c95-7cdc-444e-af68-9ae8d1d7d9da/pusuvuvabimafe.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/bca73825-4da6-4b92-83e5-14add268bf21/oracle_database_security_tools.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_off0000fd58.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFD58 | 5836 bytes |
SHA-256: b74e156fe171615f4ccbc78cec1904f6f1f5fe2d8cc000da3337d1c7ea3497d0 |
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font_01_sfnt_off00011118.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11118 | 11336 bytes |
SHA-256: da9c30bab5780bfae91ce900e37b5dfddfa161f51c7e2305f60cbaac39fb4412 |
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