MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was flagged by ClamAV as a phishing trojan and by an ML classifier as malicious. Heuristics indicate it functions as a link farm, directing users to multiple unknown websites, several of which are hosted on compromised CMS uploads. The presence of numerous links on disposable hosting further supports a malicious intent, likely for phishing or malware distribution.
Machine Learning
- Nyx PDF Classifier malicious score 0.9951
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://elenasteele.com/wp-content/plugins/formcraft/file-upload/server/content/files/161499175d9d94---daxoxeguzadowuzasolireni.pdf In PDF document text
- http://poptheme.cn/uploadfile/files/20210911_005650.pdfIn PDF document text
- https://walnutcreekguide.com/wysiwygfiles/file/36968982301.pdfIn PDF document text
- https://nezrenpin.com/calisma2/files/uploads/22240902269.pdfIn PDF document text
- http://clubselectionvoyages.net/images/file/42147016865.pdfIn PDF document text
- http://chuanghuilaw.com/filespath/files/20210910102848.pdfIn PDF document text
- https://10fci.org/userfiles/file/89322825670.pdfIn PDF document text
- https://mithermomix.com.mx/wp-content/plugins/super-forms/uploads/php/files/b5f8ab51adbca6542cbd636dd18cfe0b/xolunuxenabekin.pdfIn PDF document text
- http://www.childofafrica.org/media/userfiles/file/xunuromasi.pdfIn PDF document text
- http://prasongp.com/file_media/file_image/file/wapapija.pdfIn PDF document text
- http://bridgeonlaw.com/filespath/files/20210906120931.pdfIn PDF document text
- http://fullx.net/files/gukamidixuboz.pdfIn PDF document text
- https://mumegram.com/userfiles/file/56397389916.pdfIn PDF document text
- https://propbrains.com/wp-content/plugins/super-forms/uploads/php/files/adb52ee7f54952d220eebc59d864f79c/durozoxitelabakomejowolo.pdfIn PDF document text
- http://akicgiyim.com/userfiles/file/31953391055.pdfIn PDF document text
- http://rintoyo.com/userfiles/file/sasebuxesezutasip.pdfIn PDF document text
- http://xn----gtbercbfedtm3b.xn--p1ai/admin/ckfinder/userfiles/files/12867433943.pdfIn PDF document text
- http://www.gunyagder.org.tr/wp-content/plugins/super-forms/uploads/php/files/elnmahcu5d74r00dhvjhtbqgn3/bomijawiwifibuzovujosoj.pdfIn PDF document text
- http://www.photonics-science.com/ckfinder/userfiles/files/ziraju.pdfIn PDF document text
- http://bidadapatidar.com/userfiles/file/33345511465.pdfIn PDF document text
- https://indicaperu.com/userfiles/file/3613150221.pdfIn PDF document text
- http://www.accl-calibration.com/login/ckfinder/userfiles/files/35048479287.pdfIn PDF document text
- https://polresseluma.com/assets/ckfinder/core/connector/php/uploads/files/veluliwobojotur.pdfIn PDF document text
- https://defrokatilai.lt/images/files/86690472050.pdfIn PDF document text
- https://ietc-oman.saktoon.com/userfiles/files/zuvosexajupidujizam.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/DOqCt-cVA4I/uplcv?utm_term=payback+2+game+play+online+freePDF 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_off0000db2b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDB2B | 11024 bytes |
SHA-256: fc94608051badb9ad9751da13e19084490bb51c541ee983f45db8643f4861e3c |
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font_01_sfnt_off0000f4a2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF4A2 | 18056 bytes |
SHA-256: 6f6dba2daea98a25439b5b8957f277df54ade6f48585eeb0ba00af1ca62eb169 |
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font_02_sfnt_off00012404.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12404 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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