MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
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 0.9991
Heuristics 5
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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 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=apptrailers+apk+latest PDF link annotation
- https://cdn.sqhk.co/sozivowemin/fkgd2he/car_speedometer_application_for_android.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4492275/normal_603b6209bbb89.pdfIn PDF document text
- https://cdn.sqhk.co/rapawaferew/hghfxLh/expanse_as_a_verb.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4385636/normal_60313456d9c8e.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4487918/normal_602776be9116e.pdfIn PDF document text
- http://suzolovopu.iblogger.org/workforce_definition.pdfIn PDF document text
- https://cdn.sqhk.co/rapavuse/BdjgjjS/download_game_cartoon_war_gunner_mod_apk.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4381762/normal_603ac911bd6ba.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4467589/normal_600e4889be973.pdfIn PDF document text
- https://cdn.sqhk.co/vorebilifi/8ghyHhi/sonebimobavopurekaxalav.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4486367/normal_5fdbdf47e2cda.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://www.daltonmaag.com/In PDF document text
- https://4ad55601-b8ab-4ae0-bc0e-e90069072326.filesusr.com/ugd/3aca14_290e00928cc940f59aea9d7abfaf415e.pdf?index=trueIn PDF document text
- https://3437305d-a3f4-4f94-9a63-846dd410f5be.filesusr.com/ugd/ffe76b_e68fc656e1054999b842825e10205bef.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/nawuvud/17400535345.pdfIn PDF document text
- https://s3.amazonaws.com/bamepofewalada/55310209475.pdfIn PDF document text
- https://849bdae7-2456-4570-9e2a-fc769e7e49ad.filesusr.com/ugd/2074c9_ca23312048514c92ae623c19b65b5b0c.pdf?index=trueIn PDF document text
- https://36c7e617-1221-4173-b726-d5bce2878801.filesusr.com/ugd/610d21_b462262442264d179de1d21dc11654d0.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/jemisajoda/sat_math_2_score_distribution.pdfIn PDF document text
- https://s3.amazonaws.com/rafiralexezol/bengali_tv_serial_video.pdfIn PDF document text
- http://kanalase.epizy.com/zf_transmission_fluid_alternative.pdfIn PDF document text
- https://57fc24c6-ba7c-430a-bdae-05304608b610.filesusr.com/ugd/bc9c68_fcc1eb3522e94ee2980bbeb89feb7f9c.pdf?index=trueIn PDF document text
- http://josuremase.rf.gd/format_json_string_c_newtonsoft.pdfIn PDF document text
- https://s3.amazonaws.com/bokelur/13774428231.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000cff8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCFF8 | 4440 bytes |
SHA-256: 056b2a63c4120e99f820e30c4c9886e6569b259a019558dbc98de2c8521d4c9a |
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font_01_sfnt_off0000df07.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDF07 | 10196 bytes |
SHA-256: 812747e749f0d267442b52effbd11f0488b5296b13068aaf268a1aad61102754 |
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font_02_sfnt_off00010200.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10200 | 4324 bytes |
SHA-256: 0d0f64e27578eb124b8bc81c7eceacdd166e22eddd95c81328e9fbd7de2a6333 |
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