MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It contains numerous external URLs, many pointing to compromised WordPress sites, suggesting it functions as a link farm or phishing lure. The presence of embedded URLs and the overall structure point towards an attempt to redirect users to malicious content or phishing pages.
Machine Learning
- Nyx PDF Classifier malicious score 0.9946
Heuristics 6
-
ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
-
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://inwebjor.ru/uplcv?utm_term=proportion+problems+7th+grade
- http://highgaincomposites.com/img/file/202162805136.pdf
- http://erkerlaender.de/wp-content/plugins/formcraft/file-upload/server/content/files/1607adfcd7aeb0---77571945812.pdf
- https://bizdrive.nl/wp-content/plugins/formcraft/file-upload/server/content/files/1/1608a0c25902e8---bonipoboditaja.pdf
- https://www.charroninc.com/wp-content/plugins/super-forms/uploads/php/files/1213bac8384836b1d1c8c1991b80a35e/kawifuronanojaped.pdf
- http://www.etoiles-recrutement.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b838733e3be---saxujafolifuzegor.pdf
- http://www.bestlifepolicy.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/160b1e565e971d---jezusavelepaxeta.pdf
- http://www.pianoszimmermann.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160ac94a11bb2d---mevitizubetulirobo.pdf
- http://airsoft1.ro/files/file/48757032518.pdf
- http://luluscafeonline.com/uploads/files/kojoromilizifumilut.pdf
- https://www.hagensmarketing.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607f9d61ee2ef---28965820231.pdf
- https://mamproducciones.es/wp-content/plugins/formcraft/file-upload/server/content/files/1608e0d1bdc3f8---fimenuxakileteb.pdf
- https://miamivanservice.net/wp-content/plugins/formcraft/file-upload/server/content/files/160864e4a580c3---lezujigesetesemi.pdf
- https://artenika.pl/fck/file/38857867243.pdf
- http://megalabsrl.it/userfiles/files/26446397235.pdf
- http://dangkyidol.com/wp-content/plugins/super-forms/uploads/php/files/5c6cjt4gk6v6qm9dcbbgl72t0b/jerizovafuk.pdf
- http://93564497.com/userfiles/90422896286.pdf
- http://bertrandetgastineaudesigners.fr/userfiles/file/88803014194.pdf
- http://palenice.net/obrazky_clanky/file/jamitupiwenamelunelalul.pdf
- https://www.siemers-deutschmann.de/wp-content/plugins/super-forms/uploads/php/files/peo0pmm7vurn5tnu90iv5g3fr0/68371234611.pdf
- https://alshaabcoop.com/userfiles/file/85730773125.pdf
- https://suhrsmad.dk/wp-content/plugins/formcraft/file-upload/server/content/files/160baa4eb27c18---wotetibegezijowelozipak.pdf
- https://lokmangal.co.in/wp-content/plugins/super-forms/uploads/php/files/5a5c330803c60ff84750b90db22edbc6/36099085826.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 4
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000e478.binf38b89e40892cfb938f8467e22d4a5fc22766d3335d554b7037df260a70eb786 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE478 | 11028 bytes |
font_01_sfnt_off0000fd85.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFD85 | 16792 bytes |
font_02_sfnt_off00011596.bincab8ceee6dea85bf437db9fdd562b8a0aef74c4066cefe7f2a83a632bdc35db7 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11596 | 16072 bytes |
font_03_sfnt_off00012a9f.bin86a6707a5c3ed13b1028d406ece6e41aaac90683528de3984add56aea7cc66e8 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12A9F | 16692 bytes |
Open this report in the interactive analyzer, or submit your own file for analysis.