MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
This PDF file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It contains a link farm with numerous URLs, many hosted on potentially compromised or disposable domains, suggesting an attempt to redirect users to malicious content. The presence of a compromised CMS upload link further supports this. No scripts were extracted from this sample.
Machine Learning
- Nyx PDF Classifier malicious score 0.9840
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 http://ktai.lmg.jp/upload/file/29239528892.pdf In PDF document text
- https://pro-biomed.com/admin/userfiles/file/10049267546.pdfIn PDF document text
- http://inspirationallabels.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/1613013853bce3---dalokodubupelofopef.pdfIn PDF document text
- http://goodlife88.com/uploads/files/gebixenigifipiko.pdfIn PDF document text
- http://mibenjamin.com/userfiles/file/24921699159.pdfIn PDF document text
- https://autopsrus.aerovents.com/ckfinder/userfiles/files/78622340914.pdfIn PDF document text
- http://szm.hu/userfiles/file/33617745397.pdfIn PDF document text
- http://gavinlawoffice.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/xomagunone.pdfIn PDF document text
- http://bodegaadrover.com/userfiles/imagenes/fumobumujaxogovipoxe.pdfIn PDF document text
- http://aeskulap24h.de/wp-content/plugins/formcraft/file-upload/server/content/files/16133d6a7254a8---20341060617.pdfIn PDF document text
- http://boldino-hotel.com/ckfinder/userfiles/files/58156511180.pdfIn PDF document text
- https://agribusiness.pk/wp-content/plugins/formcraft/file-upload/server/content/files/161365428b86e9---fikafofasa.pdfIn PDF document text
- http://lube-stc.com/ckfinder/userfiles/files/pupemifobujadafefe.pdfIn PDF document text
- http://elpijisystem.com/file/dogomogipa.pdfIn PDF document text
- http://fine-trading-knotwork.de/uploads/media/62519295179.pdfIn PDF document text
- https://phase1acoustics.com/wp-content/plugins/formcraft/file-upload/server/content/files/1612f807e3cfc5---16385435331.pdfIn PDF document text
- https://philly.drinkpoint.com/uploads/files/rusexadesazisumupefero.pdfIn PDF document text
- https://leresto-niort.fr/images/userfiles/files/rajosijezuponipuvolejapug.pdfIn PDF document text
- https://sedefartphotography.com/resimler/files/rewanonatutuze.pdfIn PDF document text
- http://www.dfdtrading.sk/ckfinder/userfiles/files/getulano.pdfIn PDF document text
- https://habibitours.org/ckfinder/userfiles/files/nevulitanidinofusuxoped.pdfIn PDF document text
- http://avstralianature.ru/ckfinder/userfiles/files/60934158840.pdfIn PDF document text
- http://adanamega.com/userfiles/file/78654564881.pdfIn PDF document text
- http://seoulsquare.com/userfiles/file/80599674464.pdfIn PDF document text
- https://fivetc.vn/uploads/files/14432442788.pdfIn PDF document text
- http://www.hussco-steel.com/husscofiles/files/98438751990.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/fzgW7-mxBc0/uplcv?utm_term=how+to+transfer+notes+from+android+to+iphonePDF 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_off0000c429.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC429 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000dc40.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDC40 | 10792 bytes |
SHA-256: 4e1f5ddaab1734a1a2b2b52f1e73f197a52440eb3adc69913bdf110faa4819c7 |
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font_02_sfnt_off0000f4ec.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF4EC | 18160 bytes |
SHA-256: 3a239c40f33b2cf4120e0c4663ed8b54f17574deca4e50342deab63c75ca7fbd |
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