MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a large number of external links pointing to disposable domains, indicating a link farm or SEO manipulation scheme. ClamAV and ML classifiers flagged this PDF as malicious, specifically as a phishing trojan. The embedded URLs and the PDF structure strongly suggest an attempt to redirect users to potentially harmful content or phishing sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9997
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://zajinet.ru/wb?keyword=best%20books%20to%20learn%20motivational%20interviewing PDF link annotation
- https://vafevovelawa.weebly.com/uploads/1/3/1/4/131407112/7850866.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4414486/normal_601e4360e4b59.pdfIn PDF document text
- https://sesuwulot.weebly.com/uploads/1/3/1/4/131438847/latuvuzu.pdfIn PDF document text
- https://purolitawi.weebly.com/uploads/1/3/4/8/134894903/mewome.pdfIn PDF document text
- https://sowofodifidem.weebly.com/uploads/1/3/1/8/131856479/biroz.pdfIn PDF document text
- https://makirogu.weebly.com/uploads/1/3/0/9/130969002/pisaxokupevoku.pdfIn PDF document text
- https://povarudoro.weebly.com/uploads/1/3/5/3/135324530/dobon_wumevudiwamadax_kamavow_ralodojim.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4368500/normal_6028962dce434.pdfIn PDF document text
- https://tabutepapuwup.weebly.com/uploads/1/3/0/7/130740025/5c6398f24.pdfIn PDF document text
- https://vigoxanumevu.weebly.com/uploads/1/3/4/4/134466257/7455661.pdfIn PDF document text
- https://zokolukesowi.weebly.com/uploads/1/3/0/7/130776120/rasonatebaraw-tuvubaxuwufuj-guwunize-kivago.pdfIn PDF document text
- https://nebogodawuguv.weebly.com/uploads/1/3/1/3/131398457/b13ef642.pdfIn PDF document text
- https://fepobiwebefu.weebly.com/uploads/1/3/4/5/134592484/kutitegitul.pdfIn PDF document text
- https://nuvisinuxaxo.weebly.com/uploads/1/3/1/3/131383681/zoraxori.pdfIn PDF document text
- https://veworokog.weebly.com/uploads/1/3/1/6/131606039/8928507.pdfIn PDF document text
- https://bopojebokup.weebly.com/uploads/1/3/1/4/131408204/zejes_napudelapamoni_rupapagaxubad_piled.pdfIn PDF document text
- https://vukuzimina.weebly.com/uploads/1/3/4/1/134109202/0041dab3f25dba.pdfIn PDF document text
- http://musc-media.xyz/geresuz17iiy.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4382972/normal_5fec23875cb98.pdfIn PDF document text
- https://gedepaxu.weebly.com/uploads/1/3/1/3/131378821/lizufavetuv_zazekebatalejop_gexivubi.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
- 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_off0000e3db.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE3DB | 5200 bytes |
SHA-256: 0a3811223469a46d77c1f6af2c01cf5e544e5d43a3403b115c777d7c996d8290 |
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font_01_sfnt_off0000f581.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF581 | 11216 bytes |
SHA-256: c7597161748dd3378b70b137f27077e2822044099428cbb3f728766bba286691 |
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font_02_sfnt_off00011bc6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11BC6 | 4324 bytes |
SHA-256: 1062cd8ddf90f4344fa193b395386d5669df1a952e5759311ca261a71931f361 |
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