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 0.9992
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://gimoguvi.ru/wix?keyword=cpm+algebra+1+chapter+3+answers PDF link annotation
- https://basafokadu.weebly.com/uploads/1/3/4/7/134706648/b7f6c837f1b47.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4410207/normal_601d82f7acf19.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4483336/normal_5fcdaed814985.pdfIn PDF document text
- https://zalidumi.weebly.com/uploads/1/3/5/3/135351231/1154622.pdfIn PDF document text
- https://lexezidelaxo.weebly.com/uploads/1/3/4/6/134605078/vomedagepisofe-kujojojaf.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4402280/normal_5ffb69ce55b89.pdfIn PDF document text
- https://wewodagib.weebly.com/uploads/1/3/4/2/134266566/279613.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4389601/normal_604b261d89654.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4469824/normal_5fcdc3d070bc6.pdfIn PDF document text
- https://nenovalo.weebly.com/uploads/1/3/2/7/132712003/32988578fc646fe.pdfIn PDF document text
- https://vavinaxedekofew.weebly.com/uploads/1/3/0/9/130969509/bivededabepelun-niramolobirizo-wenoloxenutovo.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/a6efc182-5e4d-4569-b029-8879dae61ef0/dead_aid_dambisa_moyo_amazon.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/ef429d86-24b2-49d2-b6dc-eef2bb9506e9/jvc_kw-xs68_wiring_diagram.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/c5ca02ee-4282-47da-a183-11cb3c4fdd7a/how_to_use_dj_decks_for_beginners.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/eda721db-0e27-4033-924c-29c1b50fe0ca/zawejemiverokife.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/bc8d604a-e10f-4d8c-8478-0ebe30ce0647/43132955474.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/a15fc2bb-c1f7-4e87-9fd3-bc943c07142b/28280020864.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/fa36a039-f008-402a-a277-837ebfa140ef/26263814119.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/db5edcb4-0cd5-42c8-b719-c77fd5cfca06/pubemefijonon.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/217a4804-8187-40b9-9f88-f3f10abd05d3/65872265870.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/3df4a922-ee67-481b-a025-bf64c9c3b099/28643055964.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/492cd5db-7263-4eb9-a436-35aa17b1a1c2/fexedifogajibibo.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/e1228f96-f9b4-464f-8597-3d8a16d021e0/bazipotopekesanetoxelu.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_off0000def8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDEF8 | 5700 bytes |
SHA-256: b5c16fc5ca83489b331cc64b234428e076e4961494fa30142bb5f8d547985093 |
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font_01_sfnt_off0000f243.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF243 | 11056 bytes |
SHA-256: 818a8aa4772a4895567f723081c826d685f836824789d2e28be542c8f94e5bd5 |
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