MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains numerous links to external websites, many hosted on compromised CMS platforms or disposable domains, indicating a link farm designed to redirect users. ClamAV and ML heuristics confirm its malicious nature, classifying it as a phishing or trojan PDF. The primary attack pattern involves leveraging these links to deliver a secondary payload or phish for credentials.
Machine Learning
- Nyx PDF Classifier malicious score 0.9947
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://chicohigh1987.com/clients/47015/File/6507568503.pdf
- http://bularz-auto.pl/images/userfiles/file/xijafifosizevikej.pdf
- https://autotrilogy.com/wp-content/plugins/super-forms/uploads/php/files/2c1c4439920028274f1ff65b5d5aaeb7/lelanedu.pdf
- https://www.onestopnaturalstore.ca/wp-content/plugins/super-forms/uploads/php/files/87in8m458acieeie0i4gojjf4r/serivevovavir.pdf
- https://cwlighting.com/wp-content/plugins/super-forms/uploads/php/files/8e09eb01adfdbb86897a9adb840b94c6/61190123441.pdf
- https://ipcare.nl/wp-content/plugins/super-forms/uploads/php/files/1l4f2fp6vv4lrmvl5n6a38ufg1/8464493012.pdf
- http://emilygrilltogo.com/uploads/files/wetizapilugu.pdf
- http://jilienjrubin.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/jugobojiguvezigizijogo.pdf
- https://www.olympusnorge.no/wp-content/plugins/super-forms/uploads/php/files/80ivbo7acgch2os50e2tl8b8fq/fifeninepovibibel.pdf
- http://www.icodar.com/wp-content/plugins/formcraft/file-upload/server/content/files/160f00227ebd04---rutefofoledotiwa.pdf
- https://www.bevillelecomte.com/ckfinder/userfiles/files/88841473881.pdf
- http://davidlbrooks.com/clients/868292/File/bapidufar.pdf
- http://attep.com/home/sandbox/domains/heekee.com.hk/public_html/ckfinder/userfiles/files/47927532408.pdf
- http://hieuchuan.com/upload/files/mogusasoboteposa.pdf
- http://halvani.com/wp-content/plugins/formcraft/file-upload/server/content/files/160aaaa80694aa---1057850861.pdf
- http://suamanhinhlcd.net/userfiles/file/29259343831.pdf
- https://togeltop.net/contents//files/16267872449.pdf
- http://romanakladatelstvi.cz/userfiles/file/2720309387.pdf
- https://epiphanych.com/images/file/gebixorir.pdf
- http://solemarservizi.it/userfiles/files/tenumevebobakebewekowotis.pdf
- http://www.fsnn.se/wp-content/plugins/formcraft/file-upload/server/content/files/160b7b5a89e4de---roxosuzibasodoz.pdf
- https://bindazzled.com.au/wp-content/plugins/super-forms/uploads/php/files/53345adfe455ab5645ff8ffc37cac8fd/zujugodemefovozerak.pdf
- http://fly.no1-yes.com/userfiles/file/89423944186.pdf
- http://www.nuricomuvakfi.org/wp-content/plugins/super-forms/uploads/php/files/316u9ei5da6m6piairjhttl0p6/78005351337.pdf
- https://carthink.org/wp-content/plugins/formcraft/file-upload/server/content/files/160befd5edfca2---rofibur.pdf
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/1xuhb7AK25c/uplcv?utm_term=nfl+weekly+pick+em+cheat+sheet
- 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_off0000c6b9.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC6B9 | 16792 bytes |
font_01_sfnt_off0000ded0.bin711ddd97367add89c4f2ef249b8fc233fc15355b068dac883d46e438c596125c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDED0 | 10688 bytes |
font_02_sfnt_off0000f771.bin2ee0612f729286938dbfe6d3455c8d16a972b8a13c7091d9d92de187a28110ea |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF771 | 16828 bytes |
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