MALICIOUS
172
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF document was flagged as malicious by ClamAV and an ML classifier. It uses an urgency-based lure. The file embeds a large number of external links characteristic of an SEO link farm, many hosted on compromised CMS upload directories and presents a deceptive download button. Specific URLs and indicators for this sample are listed in the indicators section.
Machine Learning
- Nyx PDF Classifier malicious score 0.9996
Heuristics 8
-
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.
-
Urgency / deadline lure low SE_URGENCY_LUREDocument contains urgency or deadline language ('account will be terminated', 'action required within 24 hours', etc.) — useful context, but low-signal without other findings
-
Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTONDocument contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
-
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 http://fw-simple.com/uploads/files/10892768169.pdf In PDF document text
- http://pavcargo.ru/wp-content/plugins/super-forms/uploads/php/files/1bcd5f93363ca5da0b8f2a30d0e40219/tekogidivutadagegamidoga.pdfIn PDF document text
- https://utilitydiscount.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607b91fae2748---wofema.pdfIn PDF document text
- https://cutletsmeat.com/wp-content/plugins/formcraft/file-upload/server/content/files/16091ecd869a1c---duloxubasugizoziw.pdfIn PDF document text
- http://localhomesales.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/16096e7fb79dfc---kexuvipidi.pdfIn PDF document text
- https://njsolarpower.com/wp-content/plugins/super-forms/uploads/php/files/5577af0250ce080259bfa3a00a3ef547/66338604279.pdfIn PDF document text
- https://flardochform.se/userfiles/file/najelobejevujef.pdfIn PDF document text
- https://phase1acoustics.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609efdcf76a51---3844382858.pdfIn PDF document text
- http://kino-profi.com/wp-content/plugins/super-forms/uploads/php/files/c63099da1943c2603c21b62792f27f9d/19448008257.pdfIn PDF document text
- http://brighterhealthcare.co.uk/wp-content/plugins/super-forms/uploads/php/files/abc1l8uni84h5voqk2rl3p3rf4/74434029308.pdfIn PDF document text
- http://www.aqsclimited.com/EditorImages/file/vedetefefituxopimenob.pdfIn PDF document text
- https://www.goldenplanet.dk/wp-content/plugins/formcraft/file-upload/server/content/files/160950e7dc5a20---maxebufufesamisuri.pdfIn PDF document text
- https://nuevocoach.co.uk/wp-content/plugins/super-forms/uploads/php/files/2786d3888bb7620325ed96036cc6bc4e/97934410084.pdfIn PDF document text
- http://loscogliodifavignana.it/userfiles/files/75813483022.pdfIn PDF document text
- http://ahdongjiu.com/upload_fck/file/2021-4-30/20210430002841923286.pdfIn PDF document text
- https://www.ezhealthcheck.com/wp-content/plugins/super-forms/uploads/php/files/4554e0cn7cdp12poa0r8e54mi6/37845945442.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://www.daltonmaag.com/In PDF document text
- http://fedorahosted.org/lohitIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/ngfLrbzwjls/uplcv?utm_term=11th+cbse+biology+book+pdfPDF link annotation
- 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://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 4
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000f186.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF186 | 5056 bytes |
SHA-256: 9018e3e48d6d1289a46af30358f00ed904f082696aea5a0187a81eb0a6749bb5 |
|||
font_01_sfnt_off000102ce.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x102CE | 11460 bytes |
SHA-256: 6084e40c378fac083bc72dc8e1dece6826c0dc286bb8deea59f80964c8e0f4dc |
|||
font_02_sfnt_off000129d4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x129D4 | 4324 bytes |
SHA-256: d1f4a20f0e35a0564be54678b929bb8c711862c507f070c2b9a6abea8daf4378 |
|||
font_03_sfnt_off000137d4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x137D4 | 3060 bytes |
SHA-256: bb965ea0515e7499bb47638dd5c820c8824ea93d586ac0d8f4a8f758a0d32bc6 |
|||
Open this report in the interactive analyzer, or submit your own file for analysis.