MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
T1203 Exploitation for Client Execution
This PDF file was flagged by multiple heuristics as malicious, including a critical ClamAV detection for 'Pdf.Phishing.Trojan'. It contains a link farm with numerous external URLs, many hosted on disposable domains, suggesting a phishing or spamming operation. The primary malicious URL identified is https://midufefew.ru/strik?utm_term=romantic+books+for+adults, which is likely used to redirect users to malicious content or further phishing pages.
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://midufefew.ru/strik?utm_term=romantic+books+for+adults PDF link annotation
- https://bipesulevawitod.weebly.com/uploads/1/3/1/4/131437914/6582810e025e7a4.pdfIn PDF document text
- https://folozulo.weebly.com/uploads/1/3/5/3/135351090/luwejagodeni.pdfIn PDF document text
- https://gifaxopolipo.weebly.com/uploads/1/3/0/7/130739444/tulevakapuvodumu.pdfIn PDF document text
- https://nukubutoti.weebly.com/uploads/1/3/2/3/132302768/5960963.pdfIn PDF document text
- https://dodezugufiz.weebly.com/uploads/1/3/5/3/135331092/620703.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/baf738b7-74c3-4dd1-925d-e3d8e1071400/is_the_original_how_the_grinch_stole_christmas_on_netflix.pdfIn PDF document text
- https://e082b6be-64c0-45f6-a8ff-82b9c6f476f0.filesusr.com/ugd/1479de_e0990f1ea79442c4b66e1fcacd290c04.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/974a3def-be2b-47f4-82a6-9e4850f47fd0/31343687496.pdfIn PDF document text
- http://jakowufa.epizy.com/boss_dr_550_mkii_review.pdfIn PDF document text
- https://5bf49506-6ef1-42f8-8f90-7e3689255fd3.filesusr.com/ugd/8fe1bf_85f1a03a75344ea3a42442031e5ede1a.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/wujafivabipo/vepusegufijuwixiju.pdfIn PDF document text
- https://528f6e5c-6927-42ef-b7a5-a8f9c349750c.filesusr.com/ugd/07b979_6297a20a75b746f7bcea1aafcb2996c9.pdf?index=trueIn PDF document text
- https://caf0f927-206f-4b4e-aa34-0dd3da53679b.filesusr.com/ugd/83d902_715012670baa41bf98a8cf10883ac016.pdf?index=trueIn PDF document text
- http://sutazobizomobuz.rf.gd/51951875371.pdfIn PDF document text
- https://s3.amazonaws.com/samopakamefap/test_coverage_matrix_template.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/18699da9-8cdb-4489-88e5-d7257f430e57/52932524820.pdfIn PDF document text
- http://mujunuge.rf.gd/ambareesha_kannada_hd_movie.pdfIn PDF document text
- http://tonefira.epizy.com/selijijamer.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/77875672-99ac-4905-b13b-4982177bdece/50938344253.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/acfb12c0-0960-4d72-947b-26391692d358/nikituberigoxaxudujit.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_off0000eea6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEEA6 | 5380 bytes |
SHA-256: 8f926d2df793540a9fe4754bd659ad4298a5d703da4cc2c433f7ce4d95e89499 |
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font_01_sfnt_off000100db.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x100DB | 11400 bytes |
SHA-256: e90af74f11ce1e86fe6a4b6cf370223072076cf04cda0ffe3f4e41f9774c7394 |
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