MALICIOUS
236
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF document exhibits characteristics of an advance-fee scam, using lures related to lotteries, prizes, and parcel delivery to trick the user. It contains numerous links to external URLs, many hosted on compromised WordPress sites, suggesting a distribution mechanism for further malicious content. The ML classifier and ClamAV detection strongly indicate malicious intent.
Machine Learning
- Nyx PDF Classifier malicious score 0.9922
Heuristics 8
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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 to algorithmically-generated URL high PDF_RANDOM_URL_LINKPDF contains a clickable HTTP(S) link whose host looks algorithmically generated (pronounceable-random labels) and whose path/query carries a long high-entropy token. This is the randomized-redirector pattern of malspam phishing lures — the visible document is only a prompt — not a PDF parser vulnerability.
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Advance-fee lottery/parcel scam lure high SE_ADVANCE_FEE_SCAM_LUREDocument contains lottery/beneficiary or prize language together with large-value draft/funds wording and parcel/courier delivery requirements. This is a classic advance-fee fraud document shape.
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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://adoriantarla.ro/wp-content/plugins/formcraft/file-upload/server/content/files/1607b956b4713c---patedobapedimotiwa.pdf
- https://www.pfgpartners.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/160cf3b3625dab---pivozu.pdf
- https://www.inter-tube.co.uk/wp-content/plugins/super-forms/uploads/php/files/70d926d9a759893e9d9d12a6fe08f20b/ponuvivobig.pdf
- https://www.synergyheart2heart.team/wp-content/plugins/super-forms/uploads/php/files/qipmo79oog6u6j0ucp6iupbkhb/50092299625.pdf
- http://wbbray.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b75bf0e240e---89237588638.pdf
- http://asckhn.com/acskhn/userfiles/file/kilibiwalonakilikale.pdf
- http://www.myhhsi.com/wp-content/plugins/super-forms/uploads/php/files/31edfeb16b7c234b941314e50e801a77/kuvudunurekepofipab.pdf
- http://solyaris.pro/admin/ckfinder/userfiles/files/97380661443.pdf
- http://bjjiffy.com/upload/28563709462.pdf
- http://www.sunarnuricomuisvealisverismerkezi.com/wp-content/plugins/super-forms/uploads/php/files/girl2lqlv6qv64tnkbnvh8n5i2/74850259969.pdf
- https://aymfly.com/aym_image/files/39821136251.pdf
- http://mesotects.com/wp-content/plugins/formcraft/file-upload/server/content/files/16076ce116c594---maxewaxozoso.pdf
- https://www.justgym.co.za/wp-content/plugins/super-forms/uploads/php/files/f0ut7tgevjili3bodcjdbrfood/65697738236.pdf
- https://thaiwoodengames.com/files/upload/files/62061020581.pdf
- http://nnk.gr/wp-content/plugins/formcraft/file-upload/server/content/files/16085ec892a51d---dasowirinozedura.pdf
- https://xn--64-mlcufjjaii0l.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/b9d9514b55454b278d47237acd3e06eb/ketojamoram.pdf
- https://www.chinacimctrailer.com/wp-content/plugins/super-forms/uploads/php/files/89f5affcbe37c1b21ef121a0eb21b0ad/71286821653.pdf
- http://www.pointcookelectrician.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/160bf55f4c9650---guriridudanubegalide.pdf
- https://archltginc.com/wp-content/plugins/super-forms/uploads/php/files/00ed69ee1e2a0edbfdb2d20b18cf05bc/99794316210.pdf
- http://soupworld.de/upload/file/feropupawulinoxebi.pdf
- https://gfow.om/wp-content/plugins/super-forms/uploads/php/files/ak4isofemjrvj21438337bnsgh/47520744434.pdf
- https://vicotelecom.vn/static/source/images/file/xoximobuzonepefadidel.pdf
- http://in-dapt.com/wp-content/plugins/formcraft/file-upload/server/content/files/16093ae6b8c04e---85080460368.pdf
- https://dungcuruamui.com/wp-content/plugins/super-forms/uploads/php/files/3r3mmdgttvckppp97fogjl7hvj/jiwowaro.pdf
- https://amblamy.ee/upload/file/94769682063.pdf
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/S30rS-6n6vg/uplcv?utm_term=abt+plumbing+and+rooter
- 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_off00011b30.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11B30 | 16792 bytes |
font_01_sfnt_off00013347.bin4a49d81f0d6f061f4496e94f74696fbe817aa112aeca1780659023ad18a2b8a0 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13347 | 10788 bytes |
font_02_sfnt_off00014b96.bin0fd250fd92a147aef25f953d2265f57925b9aca16000bd46d0f3029d6f110ca4 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x14B96 | 17624 bytes |
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