MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF file contains numerous links, many pointing to compromised WordPress sites, suggesting a link farm designed to distribute malware. The primary URL, 'https://smidgel.ru/uplcv?utm_term=naruto+storm+for+android', indicates a lure for a game download, likely a phishing or malware distribution attempt. The ML classifier and ClamAV detection strongly support its malicious nature.
Machine Learning
- Nyx PDF Classifier malicious score 0.9997
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://smidgel.ru/uplcv?utm_term=naruto+storm+for+android PDF link annotation
- http://vodnik48.ru/content/file/21709774460.pdfIn PDF document text
- https://fobiy.net/wp-content/plugins/super-forms/uploads/php/files/4ca2e2c63d85c1c30bf981a63af5e5e4/13584357434.pdfIn PDF document text
- http://aggengr.com/uploads/CMS/file/75672627440.pdfIn PDF document text
- https://amiablediamonds.com/wp-content/plugins/super-forms/uploads/php/files/e39eb0e348fefbeaefb8b54fb9041f4a/regowoterop.pdfIn PDF document text
- http://marinapogon.pl/upload/file/wurokebomurajamufujutu.pdfIn PDF document text
- http://glotecgh.com/upload/editor/file/98375727424.pdfIn PDF document text
- http://www.meglobalinc.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/16086952c7fc30---42621074162.pdfIn PDF document text
- http://for-rent-antwerp.com/wp-content/plugins/formcraft/file-upload/server/content/files/160abc9e676ecc---22891247706.pdfIn PDF document text
- https://www.napariverinn.com/wp-content/plugins/super-forms/uploads/php/files/4f8ccddff5d4ca8d54d8a8021dc535bb/59602702379.pdfIn PDF document text
- http://presssimayeshahr.ir/pic/file/nokavolak.pdfIn PDF document text
- https://sidexsideaudio.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607c120e23675---38176163061.pdfIn PDF document text
- http://www.brennholz-heinlein.de/wp-content/plugins/formcraft/file-upload/server/content/files/1607d76c3726af---xajigedorezavexipinowo.pdfIn PDF document text
- https://www.kbstephens.com/wp-content/plugins/super-forms/uploads/php/files/39dff14862724da70fcc97c2c44e3f3c/21795437130.pdfIn PDF document text
- http://delawaretravelmedicine.com/wp-content/plugins/formcraft/file-upload/server/content/files/16071073c9714f---bezoxos.pdfIn PDF document text
- http://lempreintedubois.fr/userfiles/lempreintedubois.fr/file/melabomilewawakenazuva.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://www.daltonmaag.com/In 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://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 4
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00012f2c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12F2C | 13136 bytes |
SHA-256: 912d2f0e29d3faa347e12b03fad4f362d7f899c75f35b8497b0ebbbdac28906f |
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font_01_sfnt_off00015a05.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x15A05 | 4756 bytes |
SHA-256: fc426bb0b30ef40ed4bef39bfacac32d2d66e706f2811f00101b8a5f09459fc1 |
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font_02_sfnt_off00016a06.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x16A06 | 11608 bytes |
SHA-256: 921d3227d39aed01e042d8d0621fb8ddef0b488f9db63ed4a155f64136a416fa |
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font_03_sfnt_off0001910e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1910E | 4324 bytes |
SHA-256: 05d2457133b820fa77aa358e30e9acfbad3f04c46ced9a37296d9311117db176 |
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