MALICIOUS
164
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous links, many pointing to disposable hosting or compromised CMS upload directories, indicating a link farm designed to distribute traffic. The ML classifier and ClamAV detection strongly suggest malicious intent, likely phishing or malware delivery. The 'Urgency Lure' heuristic, though low-signal on its own, supports the phishing pretext.
Machine Learning
- Nyx PDF Classifier malicious score 0.9953
Heuristics 7
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ClamAV: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
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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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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
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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://ledlight-lamp.com/mingyi/images/userfiles/file/ranalefabinedakevulubaw.pdf In PDF document text
- https://kermanrooz.com/img/files/96374179508.pdfIn PDF document text
- http://vegasoft.hr/wp-content/plugins/formcraft/file-upload/server/content/files/161372faf288b7---84299131246.pdfIn PDF document text
- http://abwcolley.com/uploads/files/bakelaguxu.pdfIn PDF document text
- http://tubemakingmachine.com/uploadfile/files/gigibopipejako.pdfIn PDF document text
- http://jingmingtai.com/filespath/files/20210913100114.pdfIn PDF document text
- http://dxline.eu/userfiles/file/kukazimoranokid.pdfIn PDF document text
- http://criminisiepartners.it/userfiles/files/matifavuxidirowip.pdfIn PDF document text
- http://cnzgks.com/userfiles/file///surapakanubozulopod.pdfIn PDF document text
- https://ohcsi.com/ckfinder/userfiles/files/fivemurozelosilafufirojiv.pdfIn PDF document text
- http://abwmechanicsville.com/uploads/files/66518930306.pdfIn PDF document text
- http://hbisan.com/userfiles/file/takowaboludekexixuleso.pdfIn PDF document text
- http://tinhdauvietnam.vn/upload/files/fubasuduvojoxogaruf.pdfIn PDF document text
- https://formapolis.it/wp-content/plugins/super-forms/uploads/php/files/19ea2831100f3685b1846f344855b088/73661330703.pdfIn PDF document text
- https://beytarimcilik.com/admin/editor_resim/file/77138947808.pdfIn PDF document text
- http://giaphatmed.com/upload/file/80310914295.pdfIn PDF document text
- http://nguoigiupviec99.com/webroot/img/files/rudagejevunaliditebufuj.pdfIn PDF document text
- https://igruppe.no/ckfinder/userfiles/files/44014682934.pdfIn PDF document text
- http://directartdeal.com/uploaded_files/userfiles/files/kelodizuxebefumupofufep.pdfIn PDF document text
- http://modernplating.com/userfiles/file/wopibegodonobekakuka.pdfIn PDF document text
- http://flexinform.com/hirlevel/file/53234100947.pdfIn PDF document text
- https://vjlabor.pitscovn.com/uploads/Upload/files/75204280252.pdfIn PDF document text
- http://www.trimbleexpress.sk/wp-content/plugins/formcraft/file-upload/server/content/files/16147d56be389d---bapunefadimerisa.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/zMnd8XtcwSM/uplcv?utm_term=lord+denning+books+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://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_off0000c32f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC32F | 18432 bytes |
SHA-256: 72187c206315724202769aaed5e7acae12f64b4f5b378620fa9975f7eda5557e |
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font_01_sfnt_off0000f337.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF337 | 10556 bytes |
SHA-256: 647155c4d887951640db9ace1d713b0633a849ed8caa7d1c1620c288a07e1560 |
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font_02_sfnt_off00010aea.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10AEA | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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