MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a large number of external links, many of which are to PDF files with generic or keyword-stuffed filenames, indicating a link farm or SEO spamming operation. One of the embedded URLs, 'https://jacksth.ru/award?keyword=yard+machine+riding+lawn+mower+won%2527t+start', suggests a lure related to lawn mowers. The ClamAV detection and ML classifier further support its malicious nature, likely for phishing or distributing further malware.
Machine Learning
- Nyx PDF Classifier malicious score 0.8766
Heuristics 4
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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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External URI info PDF_URIPDF contains an external URL action
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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://jacksth.ru/award?keyword=yard+machine+riding+lawn+mower+won%2527t+start PDF link annotation
- https://cdn.sqhk.co/xolafunodo/3gfjeVz/carrie_underwood_acm_2020_songs.pdfIn PDF document text
- https://sarotokatot.weebly.com/uploads/1/3/2/6/132682281/parurel.pdfIn PDF document text
- https://cdn.sqhk.co/jimikafede/ibVjchj/skater_xl_xbox_one_price.pdfIn PDF document text
- https://xudinenudomojuv.weebly.com/uploads/1/3/4/3/134356320/e2a19bfea80310.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4385011/normal_5fcb514a19391.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4470975/normal_5fdf13b9156f9.pdfIn PDF document text
- https://cdn.sqhk.co/vemosoveveb/fsijjcs/52170746663.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4415065/normal_5ffc805ca6e03.pdfIn PDF document text
- https://cdn.sqhk.co/lasesekov/hhvthfG/empires_and_allies_zynga_wiki.pdfIn PDF document text
- https://jokinurelebuvet.weebly.com/uploads/1/3/1/8/131856462/3207274.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4420743/normal_5ff8ca6387065.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4365563/normal_5fc794f416576.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4457560/normal_601e82e0cdb4e.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4366364/normal_5fd2678e0ffc5.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://s3.amazonaws.com/dugibabafod/http_elements._wlonk._com_answers.pdfIn PDF document text
- https://s3.amazonaws.com/wewuxuviwar/bacterial_transformation_without_heat_shock.pdfIn 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_off0000fd20.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFD20 | 5440 bytes |
SHA-256: 9056e0e918cbe4547694a829fd0226520ed481f8a6180b52b28d04f17c79a5c5 |
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font_01_sfnt_off00010f91.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10F91 | 10476 bytes |
SHA-256: b638202465649e2fe1ef3d77574cf7b7e47cc8641c530cfe27fcca921833da75 |
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