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 0.9998
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://xajibur.ru/123?utm_term=color+smoke+png+hd PDF link annotation
- http://usene.xyz/wunutrdtll.pdfIn PDF document text
- http://webpost.pro/36720443584x1rj9.pdfIn PDF document text
- https://rejileju.weebly.com/uploads/1/3/4/3/134335231/rebike.pdfIn PDF document text
- https://mebijanuwirat.weebly.com/uploads/1/3/4/0/134042853/9512389.pdfIn PDF document text
- https://rinotawobuv.weebly.com/uploads/1/3/4/7/134768279/fixurulurafovip.pdfIn PDF document text
- http://italywow.space/woodworking_projects_that_sell_good81wpv.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://df256b98-640c-444d-885a-8195c7360722.filesusr.com/ugd/40b9e6_1d31c07d8763451c845dd48f778a7086.pdf?index=trueIn PDF document text
- https://da18e6a8-d720-42de-a88c-3f13daad7efb.filesusr.com/ugd/08fe48_c384d14c70a14e32bd82fdf72a4e7275.pdf?index=trueIn PDF document text
- https://c5e26362-acc3-4c40-9db4-ce0cbd355080.filesusr.com/ugd/681527_4d23e59c7ae145198999804390ba5430.pdf?index=trueIn PDF document text
- https://bbed0a08-af28-4ff5-ab4a-ae169e9179ec.filesusr.com/ugd/1b0481_4845bd20df4641b68c6066e88af67a54.pdf?index=trueIn PDF document text
- https://98771922-91e4-4673-aa0d-7794f4435593.filesusr.com/ugd/b6aaa0_9fbf7bdc346040e58ff03477efc151e1.pdf?index=trueIn PDF document text
- https://ea7788ad-ef5a-48b5-911d-3ad522045378.filesusr.com/ugd/f3bfbb_ec6ab3d940174ca1b3f4cfb5eb309365.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/a2982a16-f9e7-45fd-a25e-d898ee3c1540/fowava.pdfIn PDF document text
- https://724418e0-3ace-43c1-abd8-628b4820fc71.filesusr.com/ugd/6df952_13ba42ad56a44f8d84c002b4e6d1b75a.pdf?index=trueIn PDF document text
- https://6f847715-c85a-45d9-ae5c-7c68cc800588.filesusr.com/ugd/6e100b_170c3a3cb0e34109aa695c8089d0f4cb.pdf?index=trueIn PDF document text
- https://3064a0a7-8496-4b95-be1e-56094aee372f.filesusr.com/ugd/0cf4b9_e461301f3a5e4e2d84932f3a80b8dc1e.pdf?index=trueIn PDF document text
- https://1416a32c-f91c-4ec3-9c10-bfdf610c7df7.filesusr.com/ugd/76de1a_c8fd883ac7a242f48da263c7263971b6.pdf?index=trueIn PDF document text
- https://26c1613e-5d28-4fa3-89cb-3d2c9ab59faf.filesusr.com/ugd/fe83c3_3acab1a16d29405ea7c74d0f460b038d.pdf?index=trueIn PDF document text
- https://48e4e0df-78ce-4736-8797-27735e68dc67.filesusr.com/ugd/f3b179_bbb6a658438c4bd7b48f052db3aa5cad.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/fcbad7a6-4cee-487d-8e95-14fa94a62484/what_is_healthy_at_taco_bell.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_off0000d676.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD676 | 5132 bytes |
SHA-256: dc8405bb47e731d7bcae54a96d11e72c484d2cbd8176d61e12be9d21837c2351 |
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font_01_sfnt_off0000e7bb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE7BB | 9924 bytes |
SHA-256: 80c25185c5d6e588d3491d4b9e8459a8093c6d2055904e5d0ea1d06f4770f000 |
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