MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF file was flagged by ClamAV as a phishing trojan. It contains numerous links to external websites, many of which are hosted on compromised CMS platforms or disposable domains, suggesting a link farm designed to redirect users to malicious content. The ML classifier also indicated a high probability of maliciousness.
Machine Learning
- Nyx PDF Classifier malicious score 0.5832
Heuristics 5
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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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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://stopasbestos.ca/wp-content/plugins/formcraft/file-upload/server/content/files/160865c5312495---40825218222.pdf In PDF document text
- https://mandalaconfeccao.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160791207a8642---nusifikakivuvugaj.pdfIn PDF document text
- http://th-hl.com///upload/files/gapujiro.pdfIn PDF document text
- http://bindashnews.com/userfiles/file/nokoterimivivogazebeza.pdfIn PDF document text
- https://atvatextile.com/upload/ckfinder/files/pilawikutebixiri.pdfIn PDF document text
- https://spaslask.pl/wp-content/plugins/super-forms/uploads/php/files/bml8nkk6rsfm1fhj5v93fvkoif/xowenopufogibaguviwune.pdfIn PDF document text
- http://china-hold.com/UploadFile/file/20210730111221110.pdfIn PDF document text
- https://jajugroup.com/ckfinder/userfiles/files/20119687364.pdfIn PDF document text
- https://www.ezhealthcheck.com/wp-content/plugins/super-forms/uploads/php/files/11dcr92qvdt5aikbs1bb3fobuv/70334877572.pdfIn PDF document text
- http://kwik-it.ru/wp-content/plugins/formcraft/file-upload/server/content/files/1606c9afb465c2---tewib.pdfIn PDF document text
- https://aquaticlandscape.com/wp-content/plugins/formcraft/file-upload/server/content/files/160814e92e4f25---22104921123.pdfIn PDF document text
- http://hongshengfish.com/uploadfiles/20210525/21052501054436863021popapi2dh5.pdfIn PDF document text
- https://g3az.com/wp-content/plugins/formcraft/file-upload/server/content/files/160aeda928cbc9---76455397356.pdfIn PDF document text
- https://www.accidentinjuryalbuquerque.com/wp-content/plugins/super-forms/uploads/php/files/oteove36ejg1ek6i965qnh5h4s/22689950916.pdfIn PDF document text
- https://balustrady-metalik.pl/files/70774132582.pdfIn PDF document text
- https://rhythmcprandfirstaid.com/wp-content/plugins/super-forms/uploads/php/files/3620a913766122f77be5e2768474287d/59837064960.pdfIn PDF document text
- http://www.vitrierbxl.be/wp-content/plugins/formcraft/file-upload/server/content/files/160a7ccada76ab---96211916455.pdfIn PDF document text
- http://historia-bfured.hu/userfiles/file/getusovukiduditabarumipo.pdfIn PDF document text
- http://skupka54.ru/upload/m/tikuwekonofe.pdfIn PDF document text
- http://chinhsuasolieu.com/media/files/vorolofazedesakilatuzume.pdfIn PDF document text
- http://kinel-hunter.ru/upfiles/file/mafewuk.pdfIn PDF document text
- http://www.neslihanonur.com/wp-content/plugins/super-forms/uploads/php/files/32a4366a258f0f650dc80715f3e01cc8/10088650210.pdfIn PDF document text
- http://tsg-edinstvo.ru/userfiles/file/4993701495.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/A3Ryygt5BCM/uplcv?utm_term=writing+instructions+worksheets+ks2PDF link annotation
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000d6f9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD6F9 | 16856 bytes |
SHA-256: 07a9f6614892be88341b594cb4502293e170b61bc9f9f3f4987d36986f6309e2 |
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font_01_sfnt_off00010295.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10295 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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