MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF file was identified as malicious by a ML classifier and ClamAV, indicating a high likelihood of malicious intent. It contains a significant number of external links, many hosted on disposable domains, characteristic of a link farm or SEO spamming operation. One of the embedded URLs, https://nipisod.ru/strik?utm_term=how+to+pray+istikhara+step+by+step+islamqa, suggests a potential lure related to religious queries, which could be a pretext for phishing or malware distribution.
Machine Learning
- Nyx PDF Classifier malicious score 0.9998
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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+pray+istikhara+step+by+step+islamqa PDF link annotation
- https://lekamenofujilap.weebly.com/uploads/1/3/4/6/134690267/03503866c8019f0.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4420039/normal_60593e76cfbed.pdfIn PDF document text
- https://zomurudol.weebly.com/uploads/1/3/4/4/134492975/tupuzoxukawazufit.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4378378/normal_602d358c09db2.pdfIn PDF document text
- https://nuguzawopaji.weebly.com/uploads/1/3/4/0/134040365/jinirefulix_xamugerikor_judonivuge_gifoj.pdfIn PDF document text
- https://zetojaxonafavop.weebly.com/uploads/1/3/5/3/135309172/lubeganewisutaf_zipere_nuwepijajulivi.pdfIn PDF document text
- http://xivotadulivopom.22web.org/kufigijatanomexizukeleko.pdfIn PDF document text
- https://xonaxogurevof.weebly.com/uploads/1/3/1/4/131453171/94c47b398.pdfIn PDF document text
- https://paxogusav.weebly.com/uploads/1/3/4/0/134040839/debulefitipe.pdfIn PDF document text
- http://dazefoxezizu.iblogger.org/44000833336.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/50d80281-b964-4c06-8e05-3da428695856/fikuv.pdfIn PDF document text
- https://s3.amazonaws.com/mufukep/kubernetes_deployment_volume_claim_template.pdfIn PDF document text
- https://s3.amazonaws.com/ronatiduzoxij/frog_dissection_lab_report_discussion.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/0efc92c7-6296-4414-9b0a-fc5938406d17/kexakovununimebuligised.pdfIn PDF document text
- http://rezopokus.epizy.com/67424060524.pdfIn PDF document text
- https://s3.amazonaws.com/timituvupame/learn_basic_korean_language.pdfIn PDF document text
- http://lavavezalibizu.rf.gd/woxepivojovuvawodidojele.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
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000e8a2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE8A2 | 5544 bytes |
SHA-256: f203db14094f4cd374bf72588693ee6941532426db941e926fc1988ed3ee5773 |
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font_01_sfnt_off0000fb68.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFB68 | 11648 bytes |
SHA-256: fadcd24eae87b0d90d3804d47727a5d5e9c7eb32a542302bd1c839f2b51ecf20 |
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font_02_sfnt_off00012167.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12167 | 16028 bytes |
SHA-256: 0bae8649ba252bcfab81cb8324cfe1737d73e47191b507e117e6d0858e0066a8 |
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