MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF file is identified as malicious by multiple heuristics and a machine learning classifier, specifically flagged as a phishing trojan. It contains a large number of external links, many hosted on disposable domains, suggesting a link farm or SEO spam operation. The primary URL, 'https://crewmak.ru/pbw?utm_term=how+to+fill+the+ielts+answer+sheet', indicates a lure related to IELTS exam preparation, likely to redirect users to malicious or spam content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9993
Heuristics 6
-
ClamAV: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
-
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.
-
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.
-
External URI info PDF_URIPDF contains an external URL action
-
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.
-
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://crewmak.ru/pbw?utm_term=how+to+fill+the+ielts+answer+sheet PDF link annotation
- https://cdn-cms.f-static.net/uploads/4365541/normal_60537d007f0a3.pdfIn PDF document text
- https://vewiwuxipax.weebly.com/uploads/1/3/2/6/132681682/zofokegibaseposila.pdfIn PDF document text
- https://pufujodixig.weebly.com/uploads/1/3/1/4/131438007/2128504.pdfIn PDF document text
- https://zesujejiviwi.weebly.com/uploads/1/3/4/7/134729849/bukuxilezap_jafigiz_tumex.pdfIn PDF document text
- https://kewikadovus.weebly.com/uploads/1/3/4/7/134746666/zafimifufil.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4495402/normal_5fe359ce3f5d2.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4464724/normal_602669de8e032.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4377102/normal_604ee8c1f420a.pdfIn PDF document text
- https://vejuvofarazaxar.weebly.com/uploads/1/3/4/3/134355137/d426fd588974cdf.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4421205/normal_6062cbe4e86a8.pdfIn PDF document text
- https://kizuwapeputatu.weebly.com/uploads/1/3/4/3/134375201/niririp.pdfIn PDF document text
- https://babunugigexi.weebly.com/uploads/1/3/4/5/134582988/1a49ccb6cf740d9.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/73c29c9c-91e7-4255-93cb-0bc857470246/46361028762.pdfIn PDF document text
- http://mifimoruzuwo.pbworks.com/f/what_are_the_jamb_past_question.pdfIn PDF document text
- http://xojifot.pbworks.com/f/farewell_speech_for_students_in_assamese.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/31762c81-d58e-4b83-8a85-db79dd7806f7/where_to_get_twic_card_lake_charles_la.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/661b87b2-b44e-4f8d-a20e-838b571d6b5e/35028472517.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/87384f1e-f46a-4a10-9575-9b174f7c3532/what_to_eat_on_high_fat_low_carb_diet.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/0996a2b1-7f78-4acf-a610-c54ef838558d/vatidiwogerewodelefevoz.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/4426867c-5b81-4d3f-a29b-5b4cff3ef60f/56386962982.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/774c8a6b-4516-48db-8f7b-a6c239cb4a74/cue_for_treason_chapter_5_questions_and_answers.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/fb09e03c-d56c-4d45-9a3b-faadb9b58d77/who_sang_nessun_dorma_best.pdfIn PDF document text
- http://fudejob.pbworks.com/f/bimiwetuve.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_off0000d8d8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD8D8 | 4908 bytes |
SHA-256: 9af47a466988d316d93c3015a2a4419129c8af1399c3d3e2b45dbf619b64dfa4 |
|||
font_01_sfnt_off0000e98e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE98E | 9808 bytes |
SHA-256: 34847162b9a822a6fc282a95f809b658074b0af2a401fff12c394c922aef9b6f |
|||
Open this report in the interactive analyzer, or submit your own file for analysis.