MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. The PDF contains numerous links to external websites, many of which are hosted on compromised CMS platforms or use disposable hosting, suggesting a link farm or phishing lure. The presence of embedded URLs and the nature of the heuristics point towards a phishing or malware distribution campaign, likely initiated via spearphishing attachment.
Machine Learning
- Nyx PDF Classifier malicious score 0.9955
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://ateneoarbonaida.com/wp-content/plugins/formcraft/file-upload/server/content/files/16136d96be2517---lewizoxifejuzakukololon.pdf
- http://99hospitalitygroup.com/ckfinder/userfiles/files/jifodapexa.pdf
- https://jjpremiers.com/files/navirinudiw.pdf
- http://rc-modeller.se/images/file///larotiga.pdf
- http://cachnhietwin.com/luutru/files/49681259659.pdf
- http://hoachattn.com/image/files/23629743494.pdf
- https://smartcrm.cloud/upload/files/gomukerova.pdf
- http://chamdure.com/DATA/files/38491379552.pdf
- http://www.psstrecno.sk/wp-content/plugins/formcraft/file-upload/server/content/files/16135a5f97631f---21986931011.pdf
- https://francemonde.news/UserFiles/file/59329146789.pdf
- http://www.bewegeninarnhem.nl/wp-content/plugins/formcraft/file-upload/server/content/files/1613a2ca6cb309---bijopawotagoxabadetewed.pdf
- https://weborder.cloud/userfiles/file///nokedefeti.pdf
- http://gnox.vn/upload/files/vumusejelakoxirofok.pdf
- https://www.caesarstravel.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613f8ed36a5a0---buvitisemudadipeliwi.pdf
- http://www.sunarsurdurulebilir.com/wp-content/plugins/super-forms/uploads/php/files/o9c4fk6d5sf2vg1eggpktrhbh3/nogiwevujitixedese.pdf
- http://yaan121.com/uploads/files/202109081212332698.pdf
- http://koreaticketland.com/userfile/file/ruzezawesaximanozasuf.pdf
- http://matstravel.ru/userfiles/file/37711626971.pdf
- https://conrays.ru/f/data/81909490968.pdf
- https://hondaotohaiphong.vn/upload/files/torovi.pdf
- http://studioagronomoserragiotto.eu/userfiles/files/98107664163.pdf
- https://motoquadro.de/userfiles/file/kojesanapaserubopajutuwa.pdf
- http://popnmusic.fr/userfiles/file/31855441633.pdf
- http://xn--2-140-swe8h.xn--p1ai/files/45426703876.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/Om9ozkHLxGw/uplcv?utm_term=play+store+download+for+pc+windows+xp
- 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_off0000ddd9.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDDD9 | 16792 bytes |
font_01_sfnt_off0000f5f0.bin3088ecb7bc6de5bcab4aba259f59c1d07aac2c67325f2b02c2de60a37fa59bd2 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF5F0 | 10916 bytes |
font_02_sfnt_off00010f78.binc969ddadb2af461c6c479333d516038ba2cceae9a33f15b5298dbfe2d590b036 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10F78 | 17448 bytes |
Open this report in the interactive analyzer, or submit your own file for analysis.