MALICIOUS
164
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a link farm pointing to multiple compromised WordPress sites, suggesting an attempt to distribute malicious files. The presence of a 'download button' heuristic and the ML classifier's high confidence score further support a malicious classification. Although no scripts were directly extracted, the PDF structure and URL patterns are indicative of a phishing or malware distribution campaign.
Machine Learning
- Nyx PDF Classifier malicious score 0.9846
Heuristics 7
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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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Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTONDocument contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
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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://elonsummerstorage.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c1314b9c69a---14422496026.pdf
- https://tenshinorchids.com/FCKeditor_upload/file/risukanixosabavuke.pdf
- http://artgraf24.pl/userfiles/file/dixuzixetafowalodav.pdf
- http://hungbuloon.com/media/ftp/file/91722716701.pdf
- http://cbcom.eu/ressource/site-image/files/vezajalulo.pdf
- https://drainscovers.com/wp-content/plugins/super-forms/uploads/php/files/89894a8ff1d833611f3f70c2ee924d1b/93057850419.pdf
- http://pebyte.com/wp-content/plugins/super-forms/uploads/php/files/duu697b1du3077fggvlf5g71mu/48786489427.pdf
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a91cf949bc4---fidokuxixiga.pdf
- https://deesudcoolingtower.com/userfiles/file/65932516466.pdf
- http://www.expertnutritionadvisor.com/wp-content/plugins/formcraft/file-upload/server/content/files/160ac882a763bd---fonepixulifawebanare.pdf
- http://www.zulfugar.nl/wp-content/plugins/formcraft/file-upload/server/content/files/16090bb87af023---38548090270.pdf
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a715ecd2f8b---dewuminisadegozetasesejo.pdf
- https://freedomhypnosisnyc.com/wp-content/plugins/super-forms/uploads/php/files/8f1fd349051d057dca51725aac57e70e/90864360194.pdf
- http://better-pharma.com/images/file/files/satowotafuboziru.pdf
- https://amkboiler.com/wp-content/plugins/super-forms/uploads/php/files/16cqc2bosrvt4n0rd5p1av64r2/3800550355.pdf
- http://suachuathietbi.com/upload/files/vuginomarulaxapefilos.pdf
- http://pansophers.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608febe5799d6---bupufafamanepazan.pdf
- https://drlanda.hu/user/file/62085300965.pdf
- https://ecomassage.pt/wp-content/plugins/super-forms/uploads/php/files/jkr5eir3sd3bn1c8u34g2b8bpd/fapigemetujisuma.pdf
- http://kozelskadm.ru/files/uploads/files/tarapov.pdf
- http://www.nowsingapore.co.id/wp-content/plugins/formcraft/file-upload/server/content/files/160b8a652ce763---84029766218.pdf
- https://www.mobytec.com.br/mobytec/wp-content/plugins/formcraft/file-upload/server/content/files/160c94e5069ea8---87807503936.pdf
- https://www.movingwithmagna.com/wp-content/plugins/super-forms/uploads/php/files/06dc1de732e04febd243f58cd81bbea1/wopivawumudarez.pdf
- http://test.uebersetzungen-nesselberger.de/wp-content/plugins/formcraft/file-upload/server/content/files/16087e913eb620---molivazejososadu.pdf
- http://coyada.com/up_images/up_images/pamemiruta.pdf
- http://rufullthrottle.com/wp-content/plugins/formcraft/file-upload/server/content/files/160884e7a16bdf---95423773550.pdf
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/zMnd8XtcwSM/uplcv?utm_term=logo+transition+after+effects+template+free
- 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_off0000e9b6.bin4429d64e83356c938a587c5ca85e52c363a71a6605a2418629ead78de51d9db7 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE9B6 | 10780 bytes |
font_01_sfnt_off00010288.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10288 | 16792 bytes |
font_02_sfnt_off00011a9a.binc5414ea3ba0704f26a94e047b34d7d3bcdf791def613aca590bf4b1955e8449b |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11A9A | 16812 bytes |
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