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. Heuristics identified it as a link farm pointing to compromised CMS uploads and disposable hosting, suggesting a phishing or malware distribution scheme. The embedded URLs, such as https://allytemp.ru/uplcv?utm_term=fever+before+period, are likely used to lure victims to malicious sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9991
Heuristics 6
-
ClamAV: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
-
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.
-
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.
-
External URI info PDF_URIPDF contains an external URL action
-
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.
-
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=fever+before+period
- http://www.hkqi.com/wp-content/plugins/formcraft/file-upload/server/content/files/160737a4aba1d0---jasuvi.pdf
- https://rajatotogroup1.com/contents//files/litajevegepadefibafam.pdf
- https://noks.cz/wp-content/plugins/formcraft/file-upload/server/content/files/160bf9d0aebce6---vefafabuwaxufekugede.pdf
- http://www.adanakursmerkezi.com/wp-content/plugins/formcraft/file-upload/server/content/files/16089e22ae363b---80994052905.pdf
- http://m2m2design.com/userfiles/812456741.pdf
- http://www.johnknox.ch/wp-content/plugins/formcraft/file-upload/server/content/files/1608f59add982e---93143086813.pdf
- https://lawina-radom.pl/files/file/zamivimusajalo.pdf
- http://maekalocal.com/Maeka/UserFiles/File/tebodizaletoxowawa.pdf
- http://careerhack.net/wp-content/plugins/formcraft/file-upload/server/content/files/160a5e7879a582---majibagu.pdf
- http://musthighschool.mn/ckfinder/userfiles/files/50188125700.pdf
- https://www.m2asolutions.com/wp-content/plugins/super-forms/uploads/php/files/2136b4aa3798cc8b79d1038b8c899ca9/4033783170.pdf
- http://ngor2-3.com/file_media/file_image/file/74495064110.pdf
- http://svaz-podnikani.cz/files/file/xanaze.pdf
- https://sapporopools.com/contents//files/44899440607.pdf
- http://staging.impactredevelopment.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607db1453547b---nugawudegitorakitofivozel.pdf
- https://www.democratum.com/wp-content/plugins/super-forms/uploads/php/files/59d73c26e27b47c514b6b90f87938484/lopexu.pdf
- https://www.kiteschule-eckernfoerde.de/wp-content/plugins/formcraft/file-upload/server/content/files/1609a6bfc94348---20577988499.pdf
- https://zazilha.com.mx/wp-content/plugins/super-forms/uploads/php/files/cde8d44087626642cc50bdc4a6f17164/50409255521.pdf
- http://cn-polylysine.com/d/files/52042372043.pdf
- https://www.dynasil.com/wp-content/plugins/super-forms/uploads/php/files/0cc807890a2973adf98dcf386f913f37/xikibobeloloxulusokozurog.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_off0000f078.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF078 | 16792 bytes |
font_01_sfnt_off0001088a.bin21b281ed88e508fd054725113a4376dd67129c101e458d1fcc6177d7b07bf03e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1088A | 17024 bytes |
font_02_sfnt_off000134d2.bin394c1a985c4712c6edd98c890139207b229930b4e16e9b460d6d7078b6cd7601 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x134D2 | 10096 bytes |
Open this report in the interactive analyzer, or submit your own file for analysis.