MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
This PDF file was flagged by a machine learning classifier and ClamAV as malicious, specifically as a phishing trojan. It contains a link farm pointing to multiple compromised WordPress sites, suggesting an attempt to distribute malicious content or conduct phishing. The presence of numerous links on disposable hosting further supports a malicious intent.
Machine Learning
- Nyx PDF Classifier malicious score 0.9949
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://vdgairconditioning.nl/wp-content/plugins/formcraft/file-upload/server/content/files/160c8d2e790d58---95893913748.pdf In PDF document text
- http://mwflower.com/upimagesfile///25660069043.pdfIn PDF document text
- https://gulertrafik.com/wp-content/plugins/super-forms/uploads/php/files/0t411tq42h64mugj9cv1jdkqq3/zididotuxe.pdfIn PDF document text
- http://richmore.kr/uploadfile/fckeditor/file/ranozobofesokogasebor.pdfIn PDF document text
- https://laughteronlineuniversity.com/images/upload/files/43852823496.pdfIn PDF document text
- https://lisacutler.com/wp-content/plugins/formcraft/file-upload/server/content/files/160be22cf6c74a---13217610231.pdfIn PDF document text
- https://cambodiadriverservice.com/userfiles/file/20807065181.pdfIn PDF document text
- https://www.coconutlodge.com/wp-content/plugins/formcraft/file-upload/server/content/files/16071ee13d2237---rinatobafogezigedubamimif.pdfIn PDF document text
- https://www.generalutilities.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607fd8b6e2426---janifenuvoxalazenoga.pdfIn PDF document text
- http://abnicum.com/files/file/xenorapuwevuwakexepat.pdfIn PDF document text
- https://deewo.de/wp-content/plugins/formcraft/file-upload/server/content/files/160a4d0e86c673---89537466492.pdfIn PDF document text
- http://www.microsinusectomi.com/wp-content/plugins/formcraft/file-upload/server/content/files/160781ca68f4c2---46153994218.pdfIn PDF document text
- http://anaminfo.com/attachfile/file/xenutegurabebikarep.pdfIn PDF document text
- https://www.azembay.com/wp-content/plugins/super-forms/uploads/php/files/6e1qtm2elhccmgqt5k9962l3sq/ropokugaxugerojenuratis.pdfIn PDF document text
- https://schreinerheusi.de/wp-content/plugins/formcraft/file-upload/server/content/files/16093ada8adc71---13062196536.pdfIn PDF document text
- http://droprint.my/home/ququ4923/public_html/userfiles/file/kadexulozubexagokupadam.pdfIn PDF document text
- http://zabradli-znerezu.cz/userfiles/file/55904721480.pdfIn PDF document text
- https://ficsllc.com/wp-content/plugins/super-forms/uploads/php/files/lf2km40ft7bl22e2nvqd7m2vnk/zarivewapalusutuponos.pdfIn PDF document text
- https://www.davidcosz.de/wp-content/plugins/super-forms/uploads/php/files/r23pq79m1ehte5f7peeffgm3cl/vipowupuvazon.pdfIn PDF document text
- https://kueapem.com/contents//files/solame.pdfIn PDF document text
- http://www.next-conseil.fr/wp-content/plugins/formcraft/file-upload/server/content/files/160c4f1228ef49---7362418232.pdfIn PDF document text
- http://bodymindspiritconnection.org/clients/5/53/53f1eac0d8ee32431a47b4e1af774f29/File/veboxedalexezazitowi.pdfIn PDF document text
- https://anthonygillant.com/userfiles/file/zivofogumopokafujin.pdfIn PDF document text
- https://nhathuydesign.com/wp-content/plugins/super-forms/uploads/php/files/3ptd1r9f2s1solaj2du7p5h888/garejur.pdfIn PDF document text
- https://laneopx.com/wp-content/plugins/formcraft/file-upload/server/content/files/16089207977062---97167816679.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/BkSY9tpko7c/uplcv?utm_term=to+hit+the+groundPDF 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_off0000dbe8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDBE8 | 17076 bytes |
SHA-256: 3d5cf55a09b3d3d8f82453c8c2038f7bb17bcbf18f198ce36fdd0b2a892d6025 |
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font_01_sfnt_off00010852.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10852 | 10212 bytes |
SHA-256: fe76617d2f4611b4d71c842f18a191cca6ff5ba241d4b4d688a2ba412a88d7ea |
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font_02_sfnt_off00011ef6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11EF6 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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