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-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://nipisod.ru/strik?utm_term=how+to+put+kenmore+elite+dryer+in+diagnostic+mode PDF link annotation
- https://static.s123-cdn-static.com/uploads/4370740/normal_5fecd5be8134f.pdfIn PDF document text
- https://cdn.sqhk.co/fukafodifi/eSgfoji/free_slots_play.pdfIn PDF document text
- https://cdn.sqhk.co/vorebilifi/ieidphf/gamefly_free_trial_review.pdfIn PDF document text
- https://cdn.sqhk.co/ditetijesi/cgdLVig/34322982417.pdfIn PDF document text
- http://nelodagavezes.mygamesonline.org/bubosedogewibizedofal.pdfIn PDF document text
- http://xasedogamif.mypressonline.com/cancionero_catolico_navidad.pdfIn PDF document text
- http://mevukavotidu.getenjoyment.net/absurd_theatre.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4409236/normal_5fc9130ceff84.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4475588/normal_6035811b9393e.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/655263c3-72e9-4e55-8245-1ee61d8cffce/rabif.pdfIn PDF document text
- https://60b161a2-b511-46bc-b48c-7ca4331f2db3.filesusr.com/ugd/34b71b_c9f5e2e338a74ad7b6b20ae8aec3ce47.pdf?index=trueIn PDF document text
- http://maretubozewugi.myartsonline.com/creative_writing_ks2_worksheets.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/f2e67426-45fc-4511-9e2b-60a4207fcec0/78636307774.pdfIn PDF document text
- http://dapibudajemuk.atwebpages.com/hometown_glory_sheet_music_free.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/aa22d11c-f145-49ff-a75d-1a9b9ee361c0/12_cuentos_peregrinos_resumen_capitulo_2.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/20e36a85-f79f-46a6-8a3e-ff0b6e7a1462/ruziwuleg.pdfIn PDF document text
- https://8533cbf3-c0d6-400c-bdf8-8ca38cf0242b.filesusr.com/ugd/135178_eecea30ab43e4347bcd7c732335daa34.pdf?index=trueIn PDF document text
- https://dda5c79a-a75d-44d9-a006-48dec3bfe172.filesusr.com/ugd/115d6e_ef13072a1b044758a172ff229e187185.pdf?index=trueIn PDF document text
- https://054d5c26-596f-48a3-87a7-0fc79031e5db.filesusr.com/ugd/599026_b87e043d4c0044e8b66a4781a05598ac.pdf?index=trueIn PDF document text
- https://aca56392-15ae-48e8-982c-fdf6c4ac0dc3.filesusr.com/ugd/00c070_d7ead244149545b49caae86ac027636e.pdf?index=trueIn PDF document text
- https://5849b288-062f-49f8-a71b-da420f1f00fd.filesusr.com/ugd/c068f8_b1017a17ef8842f3a217891b2a9fce5d.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/e22fc988-b97a-489c-8296-663b9cbe398f/xinapifotulatevakuzakagi.pdfIn PDF document text
- https://113c517c-d7b0-4b36-99d7-6722bcb7ef36.filesusr.com/ugd/8e66a5_398a7d5795ce4a17ad9bab8963506c08.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_off0000f05e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF05E | 5612 bytes |
SHA-256: dfa705b453578c73dd3dc9225e793c2dfc48ebfa466c918659a499ea110cdac9 |
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font_01_sfnt_off00010382.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10382 | 10876 bytes |
SHA-256: d9e8eeaa1702226cd9af3a767cd55fd447e02e15d9038c482f8598c087f46420 |
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