MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The sample was identified as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. Heuristics indicate the PDF functions as a link farm, directing users to multiple compromised or disposable hosting sites, likely for phishing or malware distribution. The presence of numerous unknown URLs further supports this assessment.
Machine Learning
- Nyx PDF Classifier malicious score 0.9960
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://www.adelaarenergy.com/wp-content/plugins/super-forms/uploads/php/files/ounq6k1e6i60ptsrr52bo25ms2/xajavezotesabugepitixid.pdf
- http://jtour.vn/userfiles/file/7611354990.pdf
- http://ketoanantamhcm.com/uploads/files/49941075543.pdf
- https://agrotehholding.ru/wp-content/plugins/super-forms/uploads/php/files/d50a1577a776488a36b07e9b64aece98/samulalizevixelub.pdf
- http://www.yourhealthyourchoice.org/wp-content/plugins/formcraft/file-upload/server/content/files/160a6cb1c1eeb8---93966378811.pdf
- https://amesmedicalservices.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b94cd51948f---kogorupikarovebokabo.pdf
- http://www.hj-bouwt.be/wp-content/plugins/formcraft/file-upload/server/content/files/1607a0ac4b057e---83466743964.pdf
- https://thesaddlebank.com/wp-content/plugins/super-forms/uploads/php/files/krrg6nb4bk0jnvs0grr6ph2fg8/nanasube.pdf
- http://elenasteele.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608c9d6be44fa---2845129033.pdf
- https://celovechurch.org/wp-content/plugins/super-forms/uploads/php/files/e588552893d8f7e64e0c875c7e68a98b/rowigepekilap.pdf
- https://propiedades.net/ckfinder/userfiles/files/51662601729.pdf
- https://ukdirectremovals.com/wp-content/plugins/super-forms/uploads/php/files/f5df675323a89f37027dbb0ede5d120d/xefedebafujujo.pdf
- https://plumcourse.com/wp-content/plugins/super-forms/uploads/php/files/cf4a10ed44f7ebb4fbf2ec5cd3e699fe/23333215692.pdf
- http://thehawthornnyc.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a78a3ff3eff---tazewawov.pdf
- https://m-co.de/wp-content/plugins/super-forms/uploads/php/files/iucaqophthakma40us3qmru5ve/nefagabixotud.pdf
- http://bestforfishing.com/wp-content/plugins/super-forms/uploads/php/files/e517c6dad6432ddea453db34ab929d50/54301564683.pdf
- http://heizler.hu/files/file/zijatusuwovazu.pdf
- http://sazjah.com/wp-content/plugins/formcraft/file-upload/server/content/files/16096dcc434020---39972289161.pdf
- http://kino-profi.com/wp-content/plugins/super-forms/uploads/php/files/5d37e40339a04b009f7f47124d8dc408/169139674.pdf
- https://archltginc.com/wp-content/plugins/super-forms/uploads/php/files/d02af11fdf1190e749945bf57d5f82b7/4702588982.pdf
- http://themultifold.com/wp-content/plugins/super-forms/uploads/php/files/kgl8j0sql4vcfoufnrt1442230/38209921610.pdf
- https://posaonakosovu.com/ckfinder/userfiles/files/37373974574.pdf
- http://www.gesas.it/media/mailinglist/file/28765262611.pdf
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/cv9VXjIrmdE/uplcv?utm_term=woofles+and+cream
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://dejavu.sourceforge.net
- http://dejavu.sourceforge.net/wiki/index.php/License
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000d809.bin48658f87a332d6208f0457914b1da58394ae252e3215bc5f72f6b3b0da36a4f8 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD809 | 10440 bytes |
font_01_sfnt_off0000efb6.binaef8b2312fccb70faf47f40ee42d903425d3693c072cb41c91834c4bcc628118 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEFB6 | 17476 bytes |
font_02_sfnt_off00011d54.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11D54 | 16792 bytes |
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