MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous links pointing to websites that appear to be compromised CMS upload storage, as indicated by the 'PDF_COMPROMISED_CMS_UPLOAD_LINK_FARM' and 'PDF_SEO_DISPOSABLE_LINK_FARM' heuristics. The ML classifier and ClamAV also flagged this PDF as malicious, specifically as a phishing trojan. The presence of a link farm suggests an attempt to lure users to malicious sites, likely for phishing or malware delivery.
Machine Learning
- Nyx PDF Classifier malicious score 0.9951
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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 http://mirrorgallery.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609207d65f603---kuvitexogisoruwosukesowa.pdf
- http://tomnhenryanderson.com/clients/8/8a/8a1068334c160bb49438aafe8043afff/File/nesavavurorit.pdf
- http://cargo3030.ru/wp-content/plugins/formcraft/file-upload/server/content/files/1608b1d5b755e0---lomuf.pdf
- http://3handseg.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607214251e06c---wulin.pdf
- http://thedewakohchang.com/image/upload/File/adovuxu.pdf
- http://cozycornerexpress.com/uploads/files/75141804506.pdf
- http://www.holzbau-hoelzl.at/wp-content/plugins/formcraft/file-upload/server/content/files/160b1dd7227258---jivunafizip.pdf
- http://lookupagency.es/wp-content/plugins/formcraft/file-upload/server/content/files/160929c0caaca5---goximokitazirelufazujer.pdf
- https://yuktiedu.com/wp-content/plugins/super-forms/uploads/php/files/9e69ce73ce43b202b3a18f45113ca37a/25232701655.pdf
- http://mountcalvary76.com/clients/9/90/9062e1c9f2360b2cedac6e2854879500/File/18393514037.pdf
- http://joshuadacosta.com/wp-content/plugins/formcraft/file-upload/server/content/files/160e4ee1607589---75211278888.pdf
- http://bannermaul.com/userData/board/file/44986036652.pdf
- http://www.scmphotography.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/1606d32f3bc137---80996486759.pdf
- https://almoheetmanpower.com/public_html/userfiles/file/kudiru.pdf
- http://thessalonikiflights.com/files/files/91496235638.pdf
- https://areshin.ru/wp-content/plugins/super-forms/uploads/php/files/cf524a176f6f602e81e6026368c350c2/71110293616.pdf
- https://www.kadinlarsitesi.org/wp-content/plugins/formcraft/file-upload/server/content/files/160cfc9df9e710---17627804507.pdf
- http://psychoterapia-przemysl.net/img/userfiles/file/fajasalimonukipupisasi.pdf
- https://myhoorayhealth.com/wp-content/plugins/super-forms/uploads/php/files/gjop6r798rp7f6u69s1ea7fed2/misuxiwuvodobobit.pdf
- https://bienenaktuell.com/sites/bienenaktuell.com/files/file/binojoliwesisesenew.pdf
- https://arhometutor.com/userfiles/file/6404151912.pdf
- http://alemotta.com/resources/original/file/22225209384.pdf
- http://careerhack.net/wp-content/plugins/formcraft/file-upload/server/content/files/160a7c78ad3ee2---85061648986.pdf
- https://begili.com/uploads/image/files/9387900702.pdf
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/zMnd8XtcwSM/uplcv?utm_term=top+islamic+urdu+books+pdf+download
- 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_off0000d4fc.bin56d8218417edce8579ac1ce663f62575e251a6a2004ab0925c87efd0b1407e88 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD4FC | 10932 bytes |
font_01_sfnt_off0000ee1d.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEE1D | 16792 bytes |
font_02_sfnt_off0001062e.bin1778f202183156c98856c946deeeb9318b8b70d75b2d085dbf0b677de7193946 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1062E | 18776 bytes |
font_03_sfnt_off00012421.bin7c7a1e8a79246f9ce05a0f1b972585c0e43015a99cb078940a694c63e86039a1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12421 | 16360 bytes |
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