MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It contains numerous links, many hosted on compromised CMS uploads, suggesting a link farm designed to redirect users. The presence of embedded URLs and the nature of the heuristics point towards a phishing or malware distribution scheme, likely delivered as a spearphishing attachment.
Machine Learning
- Nyx PDF Classifier malicious score 0.9913
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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PDF link farm points to compromised-WordPress upload storage medium PDF_COMPROMISED_CMS_UPLOAD_LINK_FARMPDF contains multiple clickable links, across many distinct hosts, whose targets are random-slug files parked in the upload directories of vulnerable WordPress form plugins (FormCraft, Super Forms). This is the hallmark of the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains hosted on compromised sites. The PDF itself carries no exploit — the risk is the linked destinations.
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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://allytemp.ru/uplcv?utm_term=examples+of+monocot+seeds+and+dicot+seeds
- https://mygamedaysports.com/wp-content/plugins/super-forms/uploads/php/files/88196acc5173a56ba97e8a5207e09bf1/5335157572.pdf
- http://ednak.com/wp-content/plugins/formcraft/file-upload/server/content/files/16081620d6b25b---waxopuzanegiguritonerawo.pdf
- http://diplomat2014.ru/ckfinder/userfiles/files/63949503835.pdf
- http://english-island.pl/wp-content/plugins/super-forms/uploads/php/files/p3jpca21a2qja6bf5qmjsqper0/gawakivijesexowinedomiwi.pdf
- https://jetzterstrecht.hamburg/wp-content/plugins/super-forms/uploads/php/files/jnem6ur1r7ggfouun672mbi9iv/37556183738.pdf
- http://architects-desk.com/uploadsfile/vepuxixiw.pdf
- https://lakeshoresmilesdentistry.com/wp-content/plugins/super-forms/uploads/php/files/olo7cpmmfn08d0pcitm0j77kd6/fifoxusofipumojofaku.pdf
- https://f1com.ge/wp-content/plugins/super-forms/uploads/php/files/e68f30897b0461b7df2c7a4f71cf4174/22942011249.pdf
- http://carlaschroyen.com/content_docs/zenunirefasepaj.pdf
- http://westmoorclassof1965.com/clients/5/52/52ec68f2b927accf75267cb07bfcc891/File/lixujuxopatera.pdf
- https://agribusiness.pk/wp-content/plugins/formcraft/file-upload/server/content/files/16080cedee5735---wukuwezepibemalavegefe.pdf
- http://vdadanang.vn/app/webroot/assets/files/lifiborez.pdf
- https://agilitynd.com/wp-content/plugins/super-forms/uploads/php/files/49d6cd023659edec31cd6a75ef8b897f/3663090448.pdf
- https://www.nordatec.com/wp-content/plugins/super-forms/uploads/php/files/4khlnkhauuqpno1off1cuttcum/mujejupuropagovovilabale.pdf
- https://armagedonspedycja.pl/files/file/dasukemivupujuxasoxadagop.pdf
- https://tuvanthietke13-5.com/webroot/img/files/puzezufolew.pdf
- http://ttmplus.com/userfiles/files/79442557953.pdf
- https://mimpishio1bet.net/contents//files/suwifujosox.pdf
- http://alternativefitness.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/160cd2af1a8928---gazilidovegewaz.pdf
- https://tailormade-sales-marketing.com/userfiles/file/53573599158.pdf
- http://7166867.ru/ckfinder/userfiles/files/42259355836.pdf
- http://wu-pao.com/upfiles/editor/files/nepedagugirevuloren.pdf
- https://laser-arena.ch/wp-content/plugins/formcraft/file-upload/server/content/files/16086819f6c26c---49146036079.pdf
- http://studiocariola.com/userfiles/files/jevegikidezusulivig.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://dejavu.sourceforge.net
- http://dejavu.sourceforge.net/wiki/index.php/License
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0001e86a.bin1fb3f84784591d46ec8b9b602ce32720bcb2d6f31f6b0532027c0c7d0dbf5336 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1E86A | 23748 bytes |
font_01_sfnt_off0002236d.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x2236D | 16792 bytes |
font_02_sfnt_off00023b84.bin7a3ce26b160765005ca22ef909b9a05dc4988c4b67782294be013cefddc406da |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x23B84 | 10764 bytes |
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