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, many hosted on disposable domains, suggesting a link farm or phishing operation. One URL, 'https://midufefew.ru/strik?utm_term=flir+one+pro+lt+app', is flagged as unknown and is likely part of the malicious infrastructure. The ClamAV detection and ML classifier further support its malicious nature, classifying it as a phishing trojan.
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=flir+one+pro+lt+app PDF link annotation
- https://setinedib.weebly.com/uploads/1/3/4/6/134684411/686c8af64efd8fc.pdfIn PDF document text
- http://gedawuxofawu.iblogger.org/gegumegezulozajoxi.pdfIn PDF document text
- https://vigijamavo.weebly.com/uploads/1/3/0/9/130968937/zojaf.pdfIn PDF document text
- http://vezdesami.ru/scrabble_dictionary_filer9ur7.pdfIn PDF document text
- http://buybritishcat.com/42624496617c08ky.pdfIn PDF document text
- http://vexezujuzas.scienceontheweb.net/43341051748.pdfIn PDF document text
- http://sdek-24.cc/96407154996baofw.pdfIn PDF document text
- https://nodokesomizi.weebly.com/uploads/1/3/4/6/134656280/kamilejugapavad_memataletu_dogipelomizepez.pdfIn PDF document text
- https://mewemevo.weebly.com/uploads/1/3/1/4/131454270/govudasutadebofiwuz.pdfIn PDF document text
- https://zobegutibeg.weebly.com/uploads/1/3/4/9/134902349/1529150.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://19527f6f-7821-4b33-8e58-d909ab9a203f.filesusr.com/ugd/b18fc6_fc3c9cd38388470d900ba6a9e93830fe.pdf?index=trueIn PDF document text
- http://sewesomepajava.epizy.com/nopiduxuwekekumopute.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/bc17814e-1a94-4797-be84-79ecc1a9cf53/krk_rokit_5_g4_pair_price_in_india.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/627caba6-bb51-43ea-aeea-aa3908d247bc/luvijubopaweroligasafiv.pdfIn PDF document text
- http://vevaxadebelag.epizy.com/netugunipokalibufu.pdfIn PDF document text
- https://45180a89-8b92-4d54-a4c6-cdf0ad6af3c7.filesusr.com/ugd/2b98a3_62eae5fc7a3441f6a17911568e8db067.pdf?index=trueIn PDF document text
- http://vizomonuzujo.onlinewebshop.net/21763141310.pdfIn PDF document text
- http://wipadafefuxasi.onlinewebshop.net/list_the_7_characteristics_of_all_living_things.pdfIn PDF document text
- https://52468903-0e2d-47c5-babb-61e1d305d291.filesusr.com/ugd/32777b_b6314b9e233b4f63909423c4967b5d6a.pdf?index=trueIn PDF document text
- http://bozagasixafovo.atwebpages.com/rezutuwanesodatafew.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_off0000e46b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE46B | 4592 bytes |
SHA-256: 368e6e5dda5c15f185c821e031b7683f0e3866868d3abcb21f2cea3d311291c1 |
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font_01_sfnt_off0000f416.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF416 | 11972 bytes |
SHA-256: ed348611126866ba47537bb33e8a58560e64b4d8b5a9e766109d788c7ba0857e |
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