Malware Insights
The PDF file contains a significant number of external links, identified as a link farm. The heuristic 'PDF_SEO_LINK_FARM' indicates a mass of external links, with one example being 'https://s3.amazonaws.com/wizitifowubux/tabla_de_calibres_a_milimetros.pdf'. The presence of the URL 'https://botokaw.ru/aws?utm_term=how+to+write+an+advertisement+analysis' further supports the attack pattern of directing users to external sites. The ML classifier and ClamAV detection strongly indicate malicious intent, likely related to phishing or malware distribution.
Machine Learning
- Nyx PDF Classifier malicious score 0.9993
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://botokaw.ru/aws?utm_term=how+to+write+an+advertisement+analysis PDF link annotation
- https://gavebinakufir.weebly.com/uploads/1/3/2/3/132302735/ximida-zufapegodigi-xibufabidukegi-genamiworaliboz.pdfIn PDF document text
- https://nobuzuza.weebly.com/uploads/1/3/4/7/134757083/0a0046.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4369904/normal_60424331ed05d.pdfIn PDF document text
- https://sozatoma.weebly.com/uploads/1/3/4/4/134484551/4370211.pdfIn PDF document text
- https://xekawipafamut.weebly.com/uploads/1/3/4/3/134328312/2040987.pdfIn PDF document text
- http://matroskin.space/how_to_wear_iworld_bluetooth_earbuds_with_wirekjakt.pdfIn PDF document text
- http://iglivesupportteam.com/80464958790pdcy0.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4401976/normal_6011e26d311b7.pdfIn PDF document text
- https://wamibujobaju.weebly.com/uploads/1/3/4/7/134716207/tobasolusivoso.pdfIn PDF document text
- http://raisinshub.pro/algebra_2_chapter_1_test3jhwy.pdfIn PDF document text
- http://safetymirrors.xyz/a_microscale_approach_to_organic_laboratory_techniques_5th_edition_free5fu7h.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4374979/normal_6002e8b1a637e.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://s3.amazonaws.com/wizitifowubux/tabla_de_calibres_a_milimetros.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/bf273bd7-7489-411c-9226-99b7c443afd7/epson_artisan_837_ink_cartridge_not_recognized.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/2749eb36-36e2-4bd6-8663-606d6637fe73/the_kingdom_of_god_is_within_you_tolstoy.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/4d70d9eb-4729-42fc-9cc9-92c29c26ce7b/40210938924.pdfIn PDF document text
- https://s3.amazonaws.com/pulavokaxe/google_maps_platform_pricing.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/285df259-c650-48fd-8b18-5a69cae7aabb/90669219251.pdfIn PDF document text
- https://s3.amazonaws.com/litunux/better_wifi_signal_android.pdfIn PDF document text
- https://ee42ee57-4547-4a8c-8a66-6cccb7f6869d.filesusr.com/ugd/2a9ad2_115df92834104de698616e6f9f4af85a.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/5e206767-c994-47a8-af47-218ffb95d5bc/zetuzilizezoladu.pdfIn PDF document text
- https://ddb0fe67-a09a-413d-b59a-c21b1dde3186.filesusr.com/ugd/3f0e57_fa13bf27878345928ff778975d19bd47.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/padadutiseni/blenda_script_font_free.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_off0000f6ee.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF6EE | 5184 bytes |
SHA-256: bc78f242c6a354e5ead62d0bb48407e099f33370cd16c2d984fdf294ab76e16d |
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font_01_sfnt_off00010894.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10894 | 10184 bytes |
SHA-256: 484b467eb8f1074cb696318521717165fd9ed9a5658b9a7debb00827a42b630f |
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