MALICIOUS
246
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
T1203 Exploitation for Client Execution
This PDF document contains a large number of external links, many hosted on disposable domains, suggesting a link farm designed to distribute malicious content. The 'SE_BRAND_CREDENTIAL_PHISH' heuristic indicates an attempt to impersonate a brand, likely to trick users into clicking the embedded URLs for credential harvesting or malware delivery. The ML classifier and ClamAV detection further support its malicious nature.
Machine Learning
- Nyx PDF Classifier malicious score 0.9997
Heuristics 7
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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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Brand-impersonation credential phishing lure critical SE_BRAND_CREDENTIAL_PHISHDocument impersonates a well-known consumer brand and uses account-security / verification language ('unusual activity', 'account on hold', 'verify your account') to steer the reader to a credential-harvesting link. Corroborated by: action link to abused redirector https://dukopovofozevi.weebly.com/uploads/1/3/5/2/135295758/zavademit.pdf.
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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://druttle.ru/wix?keyword=chapter+11+cisco+exam+answers PDF link annotation
- https://dukopovofozevi.weebly.com/uploads/1/3/5/2/135295758/zavademit.pdfIn PDF document text
- http://wutomomar.22web.org/48964603324.pdfIn PDF document text
- https://tudexabi.weebly.com/uploads/1/3/4/7/134770635/9406023.pdfIn PDF document text
- https://teselabobebivu.weebly.com/uploads/1/3/1/6/131606188/ef63216.pdfIn PDF document text
- https://gizomedapirev.weebly.com/uploads/1/3/1/4/131454265/julixulap.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4489050/normal_6019ab8086044.pdfIn PDF document text
- https://texifafotolatip.weebly.com/uploads/1/3/4/7/134764930/3932596.pdfIn PDF document text
- https://febefadu.weebly.com/uploads/1/3/1/4/131453100/gedunefokebinen.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4447878/normal_5fc725b7961c9.pdfIn PDF document text
- https://cdn.sqhk.co/rapekerokemo/kjhibgg/capitalism_a_love_story_movie_download.pdfIn PDF document text
- https://libepuve.weebly.com/uploads/1/3/1/4/131407284/8f4e3734fc.pdfIn PDF document text
- https://garituba.weebly.com/uploads/1/3/4/3/134335889/63b3846c.pdfIn PDF document text
- https://jenazikefu.weebly.com/uploads/1/3/4/0/134017187/lokipologijobek.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4505358/normal_6001aa4b0273b.pdfIn PDF document text
- https://wajiwojoduposop.weebly.com/uploads/1/3/1/3/131379590/8f7f2737.pdfIn PDF document text
- https://merezedul.weebly.com/uploads/1/3/0/7/130739463/5d3be8961c.pdfIn PDF document text
- https://cdn.sqhk.co/vimexuda/iciiBQa/kiledesuvidexe.pdfIn PDF document text
- https://jenogisemelo.weebly.com/uploads/1/3/2/3/132303080/8022192.pdfIn PDF document text
- https://sowujapureku.weebly.com/uploads/1/3/0/9/130969862/e0fff92475ab271.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://jeropufa.epizy.com/bruker_xrd_d8_advance_manual.pdfIn PDF document text
- http://bisumige.epizy.com/chain_reaction_game_app_free.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_off0000ec5b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEC5B | 5256 bytes |
SHA-256: efe007fa4c76b33d205204a0a7cebd6768e9ba23f9f130ee9cb65fedabf1ecb6 |
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font_01_sfnt_off0000fe26.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFE26 | 10060 bytes |
SHA-256: 8b91373bdefd4858bb369e3850a333c0962928f4ba931b0d5a11430cde929154 |
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