MALICIOUS
176
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The sample is identified as malicious by ClamAV and an ML classifier, with multiple heuristics indicating it functions as a link farm pointing to potentially compromised or disposable hosting. The presence of embedded URLs, including one pointing to a raw IP address, suggests an attempt to redirect users to malicious content. Although no scripts were explicitly extracted, the PDF structure and heuristics strongly imply a phishing or malware distribution vector.
Machine Learning
- Nyx PDF Classifier malicious score 0.9705
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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Clickable URI points to raw IP address medium PDF_URI_IP_LITERALPDF contains a clickable HTTP(S) action whose host is a literal IPv4 address. Legitimate documents normally link to named domains; raw-IP destinations are common in disposable phishing and malware-delivery infrastructure.
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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://toshiteriyakiburien.com/uploads/files/40057702368.pdf In PDF document text
- https://kes-stv.ru/wp-content/plugins/super-forms/uploads/php/files/eadcb8fa75fc28890c53f0dc273466ed/78825350922.pdfIn PDF document text
- http://ahkjt.com/upfile/file/42007176137.pdfIn PDF document text
- https://kham.vn/userfiles/file/86242189743.pdfIn PDF document text
- https://webtraffic.ch/wp-content/plugins/super-forms/uploads/php/files/cpmadusp2iv0r7gt027tqdddpc/88975187087.pdfIn PDF document text
- https://glowskincare.net/wp-content/plugins/super-forms/uploads/php/files/0d95a42903c1031292f729a850293b92/33364075144.pdfIn PDF document text
- http://140.121.161.111/ckfinder/userfiles/files/mobata.pdfPDF link annotation
- https://alnahamgroup.com/userfiles/file/norurit.pdfIn PDF document text
- https://storage-in-motion.com/wp-content/plugins/formcraft/file-upload/server/content/files/160941dcd7f2b7---82501616532.pdfIn PDF document text
- http://www.highlandmetals.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/1608f841de06ea---38409379629.pdfIn PDF document text
- https://eagle-aviation.com/userfiles/files/870806833.pdfIn PDF document text
- http://drvision.org/wp-content/plugins/formcraft/file-upload/server/content/files/160c38aa653e70---lesikovodagelefaxenajadib.pdfIn PDF document text
- https://razvozka24.ru/wp-content/plugins/super-forms/uploads/php/files/0d4177cae0d909db266c1faf1cabe776/redusani.pdfIn PDF document text
- https://debcopharma.com/userfiles/file/depoxewilumadodazejudet.pdfIn PDF document text
- http://duetsepolno.pl/userfiles/file/kekopufopaxonutevitevu.pdfIn PDF document text
- https://unitedcardsolutions.com/wp-content/plugins/formcraft/file-upload/server/content/files/160ba7eb54ef4c---98404925527.pdfIn PDF document text
- http://iamsoldierfit.com/wp-content/plugins/formcraft/file-upload/server/content/files/160de32e56b167---tunutiwedukemusomudi.pdfIn PDF document text
- http://foire-fromages-et-vins.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609786f56221f---rufibopa.pdfIn PDF document text
- https://nhachoxebus.com/upload/fck/file/jugetubawovugaxodifawog.pdfIn PDF document text
- http://www.uvhk.com/wp-content/plugins/formcraft/file-upload/server/content/files/160833f82ab73b---64039765722.pdfIn PDF document text
- http://energy-labels.com/userfiles/file/15860041713.pdfIn PDF document text
- https://vickers-electronics.co.uk/wp-content/plugins/super-forms/uploads/php/files/27704d5ce84858e76c46a12b875922b5/xugunibonoz.pdfIn PDF document text
- https://nceptionsolutions.com/wp-content/plugins/super-forms/uploads/php/files/3cc785c918d85a069050a626d4176439/5980529383.pdfIn PDF document text
- https://brusroom.com/wp-content/plugins/super-forms/uploads/php/files/85634dcd2a858900ac1aab163d4ea9f6/67146390647.pdfIn PDF document text
- http://finsura-lifedirect.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/1606f359532b64---25192322327.pdfIn PDF document text
- https://malimbe.africa/wp-content/plugins/super-forms/uploads/php/files/253f4abe3d262ff9e0c88a741cbb8463/lunipupigojap.pdfIn PDF document text
- https://www.geosuiteonline.de/wp-content/plugins/formcraft/file-upload/server/content/files/160b8c7498355c---zigebubugapinolalukomenuk.pdfIn PDF document text
- https://vidaleve.net/ckfinder/userfiles/files/45566356268.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/GLLx1DTH0VQ/uplcv?utm_term=coming+from+you+that%27s+a+compliment+meaningPDF 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_off000103f2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x103F2 | 17200 bytes |
SHA-256: f2ac7d451f0ed3e4ad25cd4cfd9030fd8739cca7035b6c0f0fda5d5a912e3136 |
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font_01_sfnt_off00013091.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13091 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off000148a8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x148A8 | 11204 bytes |
SHA-256: 85d329f341253c0a759154e474458302930ed449ec693f787660446b607c94b8 |
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font_03_sfnt_off000162d0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x162D0 | 16312 bytes |
SHA-256: 7d15b2d6d265aaca51dda18faee70a1b8fa9d95ed54cb111fb0895789092f9ae |
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