MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF file was flagged by ClamAV as Pdf.Phishing.Trojan and a machine learning classifier indicated a high probability of maliciousness. The file contains numerous embedded URLs pointing to compromised websites and disposable hosting, suggesting a link farm designed to redirect users to malicious content. The presence of these URLs and the overall heuristic firings strongly indicate a phishing or malware distribution attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9949
Heuristics 6
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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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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 https://allytemp.ru/uplcv?utm_term=if+it%27s+too+good+to+be+true PDF link annotation
- https://shrmivirtual.org/wp-content/plugins/super-forms/uploads/php/files/a77dbeb499a4f212df3b5c4553d8734a/31499512365.pdfIn PDF document text
- http://geyikkimya.com/userfiles/upload/file/lukirog.pdfIn PDF document text
- http://mirembeestate.co.ug/wp-content/plugins/formcraft/file-upload/server/content/files/1609d455b52f17---fitowigafepazawurexobet.pdfIn PDF document text
- https://ankaratemizlikcim.com/depo/sayfaresim/file/pudanotataliza.pdfIn PDF document text
- http://lapmaymn.samdigroup.vn/app/webroot/upload/files/33182821550.pdfIn PDF document text
- http://coimbra.hu/uploads/ckfinder/userfiles/files/44220119229.pdfIn PDF document text
- https://rsun.pro/admin/ckfinder/userfiles/files/vigizejonolefigi.pdfIn PDF document text
- https://villatoscana-pi.it/userfiles/file/punogefujopobakadege.pdfIn PDF document text
- https://pemaboutiquehotel.com/assets/userfiles/files/645929445.pdfIn PDF document text
- http://grupogmec.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c76f10a56d2---dovidaf.pdfIn PDF document text
- http://cameragiaminh.com/upload/files/62093216557.pdfIn PDF document text
- https://beautifullifeuk.com/wp-content/plugins/super-forms/uploads/php/files/b42a7fdfefda54255d15e9b7e2e95b48/dalataluk.pdfIn PDF document text
- http://www.carolglassman.com/wp-content/plugins/formcraft/file-upload/server/content/files/160d1890c455a9---kadimosavowulozutibofog.pdfIn PDF document text
- https://www.scilights.com/wp-content/plugins/super-forms/uploads/php/files/dff868726cdefb40baa90256688f4737/4786473630.pdfIn PDF document text
- http://kraljicabih.com/wp-content/plugins/formcraft/file-upload/server/content/files/160741d4e5dde3---luwug.pdfIn PDF document text
- http://www.grundys.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/1607aa7653213b---94302933471.pdfIn PDF document text
- http://for-rent-aalst.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c4a97c90b80---46586474413.pdfIn PDF document text
- http://www.sandzthabapanel.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/161276ec4cc334---kedopakanefinevitorupal.pdfIn PDF document text
- http://skuplaptop.pl/wp-content/plugins/formcraft/file-upload/server/content/files/160704712175aa---xejimorozifedexaxola.pdfIn PDF document text
- https://www.bountyvacation.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606c6bd21aab1---zobugixiwaraz.pdfIn PDF document text
- http://espokebar.com/uploads/files/fobixem.pdfIn PDF document text
- http://stkvn.ru/wp-content/plugins/super-forms/uploads/php/files/aad47c68f104967009a1e0629b100e41/37731414060.pdfIn PDF document text
- https://www.reliancecareuk.com/wp-content/plugins/super-forms/uploads/php/files/ef5d0417f18563a7768d8b7b2cc8a965/tetipolubalosemigo.pdfIn PDF document text
- https://law.myvzl.com/wp-content/plugins/super-forms/uploads/php/files/inn3sejqn74pr61m2kpd88t93a/pavufen.pdfIn PDF document text
- http://limitlessillusion.com/wp-content/plugins/super-forms/uploads/php/files/60eca1915495558dfbfdc9d0b315708d/sefukuwuwumitizij.pdfIn PDF document text
- https://tedvandergulik.nl/userimages/file/36757769602.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_off0000cdd0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCDD0 | 10440 bytes |
SHA-256: 4022d10b5b2d7798377cebdea1952508859fab081175e16a4b229040c0c4ffa4 |
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font_01_sfnt_off0000e57e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE57E | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000fd90.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFD90 | 17340 bytes |
SHA-256: 5b2962c5736b9247f0188e559b77195d7b995b67aac8d9cf53a1b5985355787c |
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