MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. The PDF contains numerous embedded URLs pointing to a link farm, suggesting a phishing or SEO manipulation scheme. The presence of external URIs and the classification as Pdf.Phishing.Trojan strongly suggest this document is part of a phishing campaign, likely delivered as a spearphishing attachment.
Machine Learning
- Nyx PDF Classifier malicious score 0.9953
Heuristics 5
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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 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://halobysciton.com/wp-content/plugins/formcraft/file-upload/server/content/files/161328fbe34285---98907745673.pdf In PDF document text
- http://packamate.com/userfiles/zakipovejutizunovuwofovo.pdfIn PDF document text
- http://shopabrang.com/images/files/tevigaxugawuxitigokamiwig.pdfIn PDF document text
- https://eletmodguru.hu/files/files/84159424245.pdfIn PDF document text
- http://amicissiapiemonteisa.it/userfiles/files/ruzunuwelopu.pdfIn PDF document text
- https://www.colline-eternelle.com/ckfinder/userfiles/files/71968852717.pdfIn PDF document text
- http://sungder.com/upload/jixakexuxenese.pdfIn PDF document text
- http://www.tractortools.cz/ckfinder/userfiles/files/wupakigavedopugana.pdfIn PDF document text
- https://popcouncilinstitute.org/wp-content/plugins/super-forms/uploads/php/files/5f7e1401df307aca40249cb324a848ff/24361946251.pdfIn PDF document text
- http://kaizenlife.com/ckfinder/userfiles/files/vurus.pdfIn PDF document text
- http://hong-tour.com/FileData/ckfinder/files/20210905_FB05D3B962A26934.pdfIn PDF document text
- http://vanlysecurity.vn/vanly/album/files/mulunozedemopewiwenamaf.pdfIn PDF document text
- https://regaluxiluminacion.com/uploads/assets/file/50422087989.pdfIn PDF document text
- https://pointvirgule.ca/upload/editor/file/pudomadobazakonaxes.pdfIn PDF document text
- http://belean.pl/userfiles/file/55121881146.pdfIn PDF document text
- http://paoladebenedetti.eu/userfiles/files/vikifomivebunidem.pdfIn PDF document text
- http://hypotekaprezamestnancov.sk/res/file/juvorasoregadexelipez.pdfIn PDF document text
- http://trunglamdecor.com/uploads/userfiles/file/kipuzo.pdfIn PDF document text
- https://1877painters.com/FCKeditor/file/losowozejekop.pdfIn PDF document text
- http://studioarchperissinotto.eu/userfiles/files/lesizubozizikawawujusezu.pdfIn PDF document text
- http://wildzipper.com/clients/wildzipper/userfiles/file/kevegatazibepegupatofir.pdfIn PDF document text
- http://kawoka.com/userfiles/file/25555718056.pdfIn PDF document text
- https://naveenent.com/administrator/imagetemp/file/xakifevewezibuxuzidatenip.pdfIn PDF document text
- http://donateagift.eu/userfiles/file/gijiwinizenudovajazura.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/3vuEKuznOb8/uplcv?utm_term=xbox+live+free+codes+generatorPDF link annotation
- 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://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000cd12.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCD12 | 10964 bytes |
SHA-256: 540856d5b38737b7944a309e8d5463b8dff67e508c5e361d44af4f18aa58f2c1 |
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font_01_sfnt_off0000e676.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE676 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000fe88.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFE88 | 17256 bytes |
SHA-256: d137e8937c47548a6e224e9068097d0e4cdc09306599762f143adcf55d1ed81d |
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