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 0.9995
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://bologen.ru/123?utm_term=cnbc+halftime+report PDF link annotation
- https://cdn.sqhk.co/zatovafer/getjiDr/xuzur.pdfIn PDF document text
- https://cdn.sqhk.co/metusoteliza/Frjgi8D/fupatizigoxotajirubibiw.pdfIn PDF document text
- https://cdn.sqhk.co/tivanosox/9B57igc/gafitelujototafatibag.pdfIn PDF document text
- https://cdn.sqhk.co/dipasupor/QDOuje9/vibbo_comprar_y_vender_cosas_de_segunda_mano.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4464522/normal_5ff5b2de30353.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4496616/normal_6023964984ff9.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4474169/normal_6001e3d14cda2.pdfIn PDF document text
- https://cdn.sqhk.co/gixedomawa/5icrMjb/lupojozoguzugegotinupa.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4412583/normal_602f9ba131a80.pdfIn PDF document text
- https://cdn.sqhk.co/jogepirar/jgd9hay/3353292850.pdfIn PDF document text
- https://cdn.sqhk.co/xejudawadoni/gjbIjdo/32386147302.pdfIn PDF document text
- https://cdn.sqhk.co/lepavenujal/Hbgejgq/betemejepoka.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/de481873-752d-44d3-9ce0-7b139cacae6b/93822546590.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/768e13f7-5ce8-47da-b178-9bc872b416e7/how_to_apply_for_a_nike_sponsorship.pdfIn PDF document text
- https://3682d434-6e27-4ac8-9ac2-d3ec24fa429c.filesusr.com/ugd/9b5f63_93a2d6420aab429fb28702322fe6eae2.pdf?index=trueIn PDF document text
- https://29ca30ec-7ad4-487f-8637-d2d67f3a323c.filesusr.com/ugd/10b11f_9c73c05cc3df4ae797b44d3a9957a347.pdf?index=trueIn PDF document text
- https://eb40363d-1d1f-4170-a897-f23f0f433116.filesusr.com/ugd/2a1429_d94daca07de64beaa38c2c7431f9ae2f.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/ec989100-5c5f-4655-96b0-15420d4819ca/inductrix_fpv_plus_bnf.pdfIn PDF document text
- https://f8340159-69ce-4309-ac43-521e9a8475b4.filesusr.com/ugd/bc0b97_6640ae272790435992d26e5009daf224.pdf?index=trueIn PDF document text
- https://b8f7bc2e-5f90-466c-a76c-b8215bfdb3ae.filesusr.com/ugd/9717d9_737180d0c78e4715925a65e33f58c7c1.pdf?index=trueIn PDF document text
- https://7b806e58-2e0f-4c22-b5e1-e0f71c4d6e86.filesusr.com/ugd/8da65f_74484c7fdc6a44f09c7272a964469c0c.pdf?index=trueIn PDF document text
- https://83f018a0-8e49-44f0-b57e-805e464a5f06.filesusr.com/ugd/10a4aa_59950c586aa84280b4001b613d1b1acd.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_off00011586.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11586 | 5124 bytes |
SHA-256: 748f5fdfb101d083b412c0bc66a2d33d8212553ba7c047a090f419e37c79552e |
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font_01_sfnt_off000126c5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x126C5 | 11516 bytes |
SHA-256: ab9b746edb9a8749520a18ea542a9d3abdfd12e76c227f15d54570d8652c5ef2 |
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