MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a link farm with numerous URLs pointing to compromised CMS uploads and disposable hosting, indicating a phishing or redirection attempt. The ML classifier and ClamAV detection strongly suggest malicious intent. Although no scripts were directly extracted, the structure and embedded URLs are indicative of a phishing lure, likely delivered as a spearphishing attachment.
Machine Learning
- Nyx PDF Classifier malicious score 0.9924
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://tigapilar.com/upload/files/jelogixitosamomasojupewe.pdf In PDF document text
- http://themultifold.com/wp-content/plugins/super-forms/uploads/php/files/0hmp5jn4195d5ig91hvpiqhfb0/dakabadizosigerelugam.pdfIn PDF document text
- http://mdfgiare.com/upload/files/78998006799.pdfIn PDF document text
- https://voolabs.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608d630b4e455---tefutejenixivoroniwo.pdfIn PDF document text
- https://glasschneider.koeln/wp-content/plugins/super-forms/uploads/php/files/bm2av7oqkok9632krv4rjf2img/pazunewobuxumur.pdfIn PDF document text
- http://yousefmaktabi.com/ckfinder/userfiles/files/74999488399.pdfIn PDF document text
- http://vankouwenenmastop.nl/UserFiles/file/18605482596.pdfIn PDF document text
- https://xn--80adj7cxa.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/d0c358658fe341c3103051cce3a24330/79879226964.pdfIn PDF document text
- https://searchlink.org/userfiles//file/deluv.pdfIn PDF document text
- http://akcjonariusz.com/UserFiles/file/loviwenazeman.pdfIn PDF document text
- https://argumentua.com/i/file/26076197447.pdfIn PDF document text
- http://sattosushi.com/uploads/files/40094143090.pdfIn PDF document text
- https://kodeac.com/wp-content/plugins/super-forms/uploads/php/files/19o35dl4mknh20pfksnctfeds2/lutemazeni.pdfIn PDF document text
- https://peltonfell.org.uk/ckfinder/userfiles/files/xifozodavasuwimitiv.pdfIn PDF document text
- https://www.ezhealthcheck.com/wp-content/plugins/super-forms/uploads/php/files/d1t8a4akottdmd1stvum6nnu1i/romukezezim.pdfIn PDF document text
- https://nepalipublisher.com/ckfinder/userfiles/files/tolubujexivoj.pdfIn PDF document text
- http://art-ball.net/files/file/98999194570.pdfIn PDF document text
- http://www.fullertherapy.com/wp-content/plugins/formcraft/file-upload/server/content/files/1610499a5e00fc---84872538638.pdfIn PDF document text
- http://anhuishangbiao.com/upload_fck/file/2021-5-2/20210502041941601042.pdfIn PDF document text
- http://centroolosprato.it/userfiles/files/lejekowunarujudanerafu.pdfIn PDF document text
- http://avvolodin.ru/upload/file/bowisuxaka.pdfIn PDF document text
- https://elmawadah.com/userfiles/file/62853442947.pdfIn PDF document text
- http://xinyaoqiye.com/upload_fck/file/2021-6-19/20210619102428754064.pdfIn PDF document text
- https://www.cukoyem.com.tr/wp-content/plugins/super-forms/uploads/php/files/dfp0bb2feef6pohh3rvtvv3ge2/rupagupivepipamuje.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/1KS0DP0cxss/uplcv?utm_term=business+ethics+and+corporate+governance+textbook+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 4
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000db41.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDB41 | 11408 bytes |
SHA-256: 6f716840a31ebfc995e925d9197a51cb25fddf901512586ae52bc4ee92ac868d |
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font_01_sfnt_off0000f5c3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF5C3 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00010dd4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10DD4 | 18808 bytes |
SHA-256: 056d967b9f729a95c404b8a58b2789095243a280d968582a5faa787f1c23f33b |
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font_03_sfnt_off00012bf7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12BF7 | 17056 bytes |
SHA-256: 5c14bc1ebf439cee99416b098a50e5208c82cb6da82e033e9ab1cde03aed617a |
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