MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF file was detected as malicious by ClamAV and an ML classifier, indicating a phishing or trojan payload. It contains a link farm pointing to multiple compromised WordPress sites, likely serving as a distribution point for malicious content. The presence of external URIs and link farms suggests an attempt to lure users to malicious destinations, potentially as part of a phishing campaign.
Machine Learning
- Nyx PDF Classifier malicious score 0.9822
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://famcareconnect.org/wp-content/plugins/formcraft/file-upload/server/content/files/1607a0d9e1c2f1---52018705522.pdf
- https://calmoinc.com/upload/editor/file/fezejurewuneronarifotegon.pdf
- http://ziepniekkalns.lv/wp-content/plugins/formcraft/file-upload/server/content/files/16096b8917247f---lasiboduwovod.pdf
- https://noks.cz/wp-content/plugins/formcraft/file-upload/server/content/files/160b26164e75b6---loxiponovomu.pdf
- https://betenrealestate.com/sites/default/files/file/63067869738.pdf
- http://anhbanglaw.com/userfiles/file/43272710388.pdf
- http://www.sunarpazarlama.com/wp-content/plugins/super-forms/uploads/php/files/1p1v1fucfa9b2nbn8li8l2fd96/kibusujobo.pdf
- http://bioscipublisher.com/files/upfiles/file/80553925358.pdf
- https://goldengrowers.com/wp-content/plugins/super-forms/uploads/php/files/f69d660ca00a239d4a4cb53e71df5658/bulonanubawibegukazupa.pdf
- https://www.ltgpartners.com/wp-content/plugins/super-forms/uploads/php/files/a9629932c6ef5dc33db3067b40d716e9/55364559218.pdf
- http://www.benvenutialmare.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607802c2a349d---92944627221.pdf
- https://irantruck.ir/data/file/44394451407.pdf
- http://brodart01.com/wp-content/plugins/super-forms/uploads/php/files/v41fr1p7oki0shlgmbai9t4gbt/kepolenujigopelewozomiz.pdf
- https://wscnaturalhealings.com/wp-content/plugins/super-forms/uploads/php/files/9deaec525145cb4245f54d9feacdf38d/96259700460.pdf
- https://goactive.hu/wp-content/plugins/super-forms/uploads/php/files/a06f0b5cdb36ecadb71c6e3e88272f4e/50451207277.pdf
- http://chayka-svg.ru/files/koxasofawozi.pdf
- http://kapelski.pl/userfiles/file/8852811447.pdf
- https://robinio.de/wp-content/plugins/super-forms/uploads/php/files/0e87gm9nrig2orqvubkt7mn4tn/vawarakitozasefelivisusum.pdf
- https://www.hediyevideo.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608037a4557aa---25948944466.pdf
- https://advancedbusiness.co/wp-content/plugins/super-forms/uploads/php/files/ef7178576870e08d21b47d780e03ad00/tuvemufefeduxobikavuf.pdf
- https://leo-translate.com.ua/wp-content/plugins/formcraft/file-upload/server/content/files/16091d9504073d---74716889842.pdf
- http://biirbeh.mn/images/content/file/sekefebuxarutegijem.pdf
- https://apoc.com.au/wp-content/plugins/super-forms/uploads/php/files/8fb68524136909577d2f65cc6607f1c4/83528019204.pdf
- https://forex-robo.org/wp-content/plugins/super-forms/uploads/php/files/fdd947e6e5fde3a1185abffd9127de42/rizuge.pdf
- https://www.chauffeur-prive-nice.fr/wp-content/plugins/formcraft/file-upload/server/content/files/1607ec09a7ba94---futepusizag.pdf
- http://www.qookspot.kitchen/wp-content/plugins/formcraft/file-upload/server/content/files/160884db963e1d---banaraxodufiwakijatutula.pdf
- http://smithmurdock.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b47e6151690---98639146270.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/BkSY9tpko7c/uplcv?utm_term=girlfriend+in+a+coma+song
- 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_off0000f8bf.bin2baaf5c519e23a27f51fef661d37b9c408db03742377f35061637d3df1a84a72 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF8BF | 10760 bytes |
font_01_sfnt_off0001113a.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1113A | 16792 bytes |
font_02_sfnt_off0001294c.bin9920e7fe95bba1f89b155ad516f7bacd1cec83f57eea0640624c855101dfd3b7 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1294C | 17728 bytes |
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