MALICIOUS
212
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1055.012 Process Injection
T1204.002 Malicious Link
This PDF file impersonates DHL, a common tactic for phishing campaigns, to trick users into clicking a link. The link leads to another PDF hosted on a compromised website, which is likely designed to harvest credentials or deliver further malware. The ML classifier and ClamAV detection strongly indicate malicious intent.
Machine Learning
- Nyx PDF Classifier malicious score 0.9951
Heuristics 9
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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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Brand-impersonation credential phishing lure high SE_BRAND_CREDENTIAL_PHISHDocument impersonates a well-known consumer brand and uses account-security / verification language ('unusual activity', 'account on hold', 'verify your account') to steer the reader to a credential-harvesting link. Corroborated by: call-to-action link host does not match the impersonated brand: https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/A3Ryygt5BCM/uplcv?utm_term=dae+store+keeper+result.
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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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Urgency / deadline lure low SE_URGENCY_LUREDocument contains urgency or deadline language ('account will be terminated', 'action required within 24 hours', etc.) — useful context, but low-signal without other findings
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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 https://frennphotography.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609dc75ccdeee---99230373629.pdf In PDF document text
- https://topclassgreenery.nl/images/file/66386925566.pdfIn PDF document text
- https://cavalier-hundezucht.ch/userfiles/file/penupubutewuxobojapadage.pdfIn PDF document text
- https://pensiuneavlasin.ro/wp-content/plugins/super-forms/uploads/php/files/i0k95evpuede0213m5bv1b7dmt/69673349475.pdfIn PDF document text
- http://english-island.pl/wp-content/plugins/super-forms/uploads/php/files/cemclvtlsct5fa1jr51a8128i4/96195598482.pdfIn PDF document text
- https://worldkelo.com/wp-content/plugins/super-forms/uploads/php/files/7f479d424a19b171e68038ab98e03e3e/pamos.pdfIn PDF document text
- http://kaplanpm.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606ccdccca130---83988124943.pdfIn PDF document text
- https://schmitz.cz/res/file/67872085709.pdfIn PDF document text
- https://ietc-oman.com/userfiles/files/66093527194.pdfIn PDF document text
- http://vipforiraq.com/userfiles/files/wunezovozowilejasafiza.pdfIn PDF document text
- http://aryajob.com/user_upload/file/80618751394.pdfIn PDF document text
- http://bitite.lv/media/txt/122/file/resajeli.pdfIn PDF document text
- http://www.nationaalgolfcongres.nl/wp-content/plugins/formcraft/file-upload/server/content/files/1607bc34fc74bb---fegelugokijujedevanu.pdfIn PDF document text
- https://energiadirect.pl/application/resources/ckfinder/userfiles/files/dipesikewene.pdfIn PDF document text
- https://reparation-mobile.net/userfiles/file/68855384775.pdfIn PDF document text
- https://ilc.ua/wp-content/plugins/super-forms/uploads/php/files/mssb27slgns94i9ajgn9v1tv74/peserugowop.pdfIn PDF document text
- http://chiengthai.com/file_media/file_image/file/53767838012.pdfIn PDF document text
- http://maybaobidinhdinh.com/upload/files/17952494726.pdfIn PDF document text
- https://vietnaminsight.biz/ckfinder/userfiles/files/15418121718.pdfIn PDF document text
- http://tms-operation.com/upload/files/vuwuruxowija.pdfIn PDF document text
- https://www.auto-ecole-rive-droite.fr/ckfinder/userfiles/files/roregodaxebiwixuvetivux.pdfIn PDF document text
- https://realestateconnect.us/wp-content/plugins/super-forms/uploads/php/files/6qo37ge4gsth0afrtcij7ap3o7/63866335363.pdfIn PDF document text
- https://qboardapp.com/wp-content/plugins/super-forms/uploads/php/files/12d8f41d1021dfcdf42bfb02d71af542/63302364203.pdfIn PDF document text
- https://q-web.ro/wp-content/plugins/super-forms/uploads/php/files/9upg95om7r60hsac5sps76tqac/ratetazirorafumes.pdfIn PDF document text
- https://hafa-verein.de/wp-content/plugins/super-forms/uploads/php/files/5185602e2dc65a1f8aebda55db7ccf13/5285889761.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/A3Ryygt5BCM/uplcv?utm_term=dae+store+keeper+resultPDF link annotation
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000e921.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE921 | 17672 bytes |
SHA-256: 30217a8e74a57d3a66208de7481e17b4a5fb6130642c978b4023597975e071ac |
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font_01_sfnt_off000117c9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x117C9 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00012fe0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12FE0 | 10240 bytes |
SHA-256: 81ed0e53204d3219befb8be010ec352c666312570c89c8d393030e3a9b56cc0c |
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