MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF file contains numerous embedded URLs that function as a link farm, directing users to various external websites. Several of these URLs point to compromised WordPress installations or disposable hosting, indicating a potential phishing or malware distribution scheme. The ClamAV detection further supports its malicious classification.
Machine Learning
- Nyx PDF Classifier suspicious score 0.3841
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://philabc.ru/uplcv?utm_term=gta+v+san+andreas+mod+apk
- http://zhizhencn.com/filespath/files/20210912210353.pdf
- https://dimensionshoppe.com/alpha/ckfinder/userfiles/files/85728837894.pdf
- http://ordinate-ltd.com/file_media/file_image/file/64199363862.pdf
- http://oawebserver.com/piceditor/file/raxoxoxeberavejeme.pdf
- http://softwarefactory.nl/images/file/rerobimomofebebi.pdf
- https://etadelloro.it/images/file/vepokorotimi.pdf
- http://doubler-son-capital.com/photos/files/58289670643.pdf
- https://toppelletmachine.com/d/files/xekijuxawokipado.pdf
- http://erpsamik.com/ckfinder/userfiles/files/47588313592.pdf
- http://www.memoriahistoricamalaga.org/ckfinder/userfiles/files/87998608323.pdf
- https://regenerativetherapyforpain.com/wp-content/plugins/super-forms/uploads/php/files/943356ac45385e5049e395b390090b6b/30503442975.pdf
- http://carneslaw.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/71921304423.pdf
- http://conditum.nl/userfiles/file/kifezetomax.pdf
- https://2ruoteexpo.it/ckfinder/userfiles/files/71658057950.pdf
- https://marsanz.pl/uploads/fck/file/46242418067.pdf
- http://kvarkeno56.ru/userfiles/file/36582486981.pdf
- http://gianniarnaudo.com/userfiles/files/kosixeveraxitozu.pdf
- https://travelsafeway.com/userfiles/file/sedupebono.pdf
- http://archiw.bibliotekalesmierz.eu/img/upload/files/23917599231.pdf
- https://coil.hk/upload/files/buvej.pdf
- http://testsitehq.com/ckeditor-ckfinder-integration/uploads/files/20988250225.pdf
- http://www.virtualaid.eu/wp-content/plugins/formcraft/file-upload/server/content/files/1613d2524b8725---93518084414.pdf
- https://gimenezricarte-deltabogados.com/ckfinder/userfiles/files/20416469490.pdf
- https://www.rogierstoel.nl/wp-content/plugins/super-forms/uploads/php/files/8gvtd3163cgd0s3rtjqd25ne02/36581505154.pdf
- http://www.onegelha.com/wp-content/plugins/super-forms/uploads/php/files/bc4fd2828f746bda57c9ea669f3570ce/lulubanalasajanuvodu.pdf
- http://cn-noah.com/uploadfile/file/degomuju.pdf
- 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_off0000de66.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDE66 | 16792 bytes |
font_01_sfnt_off0000f67d.bin9276943aee023fc340d1bd3afb0fe1d9828513fc4224fc8909252d7a03efc2db |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF67D | 10612 bytes |
font_02_sfnt_off00010ec9.bin721d216134ed04b9c0bc3dd62f46be7e4af367299d31eb7470c402b61e2e75c6 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10EC9 | 17600 bytes |
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