MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The file was detected as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. It contains numerous links pointing to compromised WordPress upload directories and other disposable hosting, suggesting it functions as a link farm to distribute further malicious content. The presence of external URIs and compromised CMS upload links strongly indicates a phishing or malware distribution campaign.
Machine Learning
- Nyx PDF Classifier malicious score 0.9949
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://archism.ru/uplcv?utm_term=adobe+convert+files+to+pdf+free+download PDF link annotation
- http://diagonal.org.ar/wp-content/plugins/formcraft/file-upload/server/content/files/161321c929bdaf---83502254049.pdfIn PDF document text
- http://dailymaytrogiang.com/userfiles/files/70902165567.pdfIn PDF document text
- http://architetturaurbanistica.it/userfiles/files/47017384637.pdfIn PDF document text
- http://electriccityusa.com/images/fck_uploads/file/69203473315.pdfIn PDF document text
- http://hoangnampte.vn/quangbasanpham/app/webroot/upload/image/files/judume.pdfIn PDF document text
- http://husplaza.hu/editor_up/10332602715.pdfIn PDF document text
- https://anjingliar2.com/contents/files/5353121892.pdfIn PDF document text
- https://southernwashpros.com/nbloom/fckuploads/file/rabefulake.pdfIn PDF document text
- https://12shio3.com/contents/files/wobuvenefewososubax.pdfIn PDF document text
- http://sherwoodchambergolf.com/ckfinder/userfiles/files/vevifiriperemikafavabuxu.pdfIn PDF document text
- http://hanasushimenifee.com/uploads/files/91846089270.pdfIn PDF document text
- https://highlander-inn.com/assets/userfiles/files/15523919477.pdfIn PDF document text
- https://www.penyembuhanholistikreiki.com/wp-content/plugins/formcraft/file-upload/server/content/files/16130284d81a9d---88717874317.pdfIn PDF document text
- http://conwaychristian.org/wp-content/plugins/formcraft/file-upload/server/content/files/1613034a40a7b1---gasuriwiwaridibovoz.pdfIn PDF document text
- http://355353.ru/userfiles/file/gufodovasololibufo.pdfIn PDF document text
- https://flcevent.fcu.edu.tw/plugin/ce1/ckfinder/userfiles/files/20210905075611.pdfIn PDF document text
- http://panda-es.tokyo/yamituki-n/uploads/files/jazozizagimisot.pdfIn PDF document text
- http://lamorenj.com/userfiles/file/wagipaderawamodeni.pdfIn PDF document text
- https://kotypsy.pl/ckfinder/userfiles/files/1737180316.pdfIn PDF document text
- http://contua.org/userfiles/file/wizatekananofepegi.pdfIn PDF document text
- https://inarsindbari.org/uploads/94195736657.pdfIn PDF document text
- http://nissanotogovap.net/uploads/images/files/wosisigitupitunuguwelud.pdfIn PDF document text
- https://jagamimpi.info/contents/files/40220732346.pdfIn PDF document text
- http://wuchem.com/upload/files/12865846445.pdfIn PDF document text
- http://lagunarent.lt/ckfinder/userfiles/files/26686892904.pdfIn PDF document text
- 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_off0000cf34.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCF34 | 17112 bytes |
SHA-256: 25dd327d31b848349d9e867f02aadc5f34ecabc3fa943fd52c30984202067ab1 |
|||
font_01_sfnt_off0000fb0c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFB0C | 10884 bytes |
SHA-256: 0c270d9da00dc96fce5bd4fabb546e031383a833c69b3d72700a176b17e1eca9 |
|||
font_02_sfnt_off00011436.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11436 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
|||
Open this report in the interactive analyzer, or submit your own file for analysis.