MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The document exhibits characteristics of an advance-fee scam, using lures related to lotteries, prizes, or parcel deliveries, and includes a callback lure for potential further social engineering. The ML classifier strongly flagged this PDF as malicious, and multiple heuristics indicate it is part of a link farm hosted on compromised CMS upload directories. No scripts were extracted, but the document structure and heuristics suggest a phishing or scam attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9964
Heuristics 7
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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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Callback phishing phone lure medium SE_CALLBACK_LUREDocument asks the user to call a phone number in billing, refund, subscription, fraud, or security context — consistent with callback phishing or tech-support scam patterns. Suppressed for legitimate-issuer (IRS/gov/official-form) documents that carry no urgency or charge/dispute escalation.
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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://fitnessrev.net/wp-content/plugins/super-forms/uploads/php/files/brohvtb1a7ardapl19tmfsldp4/83302810620.pdf
- http://www.adatechotomasyon.net/wp-content/plugins/formcraft/file-upload/server/content/files/160894ddf202cf---18611962662.pdf
- http://daoltrading.com/userData/board/file/4900421965.pdf
- https://alamansyria.com/userfiles/file/fosuwitupefuzunuz.pdf
- https://vetranhtuongmamnon.vn/wp-content/plugins/super-forms/uploads/php/files/ct1ibsr665583upg0q8jcp5ckf/13571748966.pdf
- http://birnagarcollege.in/userfiles/file/fojibumot.pdf
- https://www.euroservicemilano.it/wp-content/plugins/formcraft/file-upload/server/content/files/160c2677f61bf5---sufosapidamajovuv.pdf
- http://caacoding.net/wp-content/plugins/formcraft/file-upload/server/content/files/160c47525ab274---88124437954.pdf
- https://vuaship.com/wp-content/plugins/super-forms/uploads/php/files/mcnmet6tiomkj71or72vkj1jn9/nanotisiveture.pdf
- https://www.pfgpartners.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/160ab83d4f274c---pimawezutevefo.pdf
- https://ecomassage.pt/wp-content/plugins/super-forms/uploads/php/files/tc9ia5r5fq6e5p4jmpc6oi7eem/zidowirugodebezuzutib.pdf
- http://jrpst.pl/userfiles/file/setiguz.pdf
- https://transmar.biz/ckfinder/userfiles/files/rapekosewese.pdf
- http://bidwoodmachine.com/d/files/21268135250.pdf
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608a26772f002---tazigi.pdf
- http://royalgroup.at/tmp/73102682145.pdf
- http://endustriyelkiralama.com/wp-content/plugins/super-forms/uploads/php/files/qu81iid9u5di60r1d5q4j492u4/fubus.pdf
- https://antoinepanau.com/wp-content/plugins/super-forms/uploads/php/files/944978cd4496002537b04c1ad36d4abb/92317583433.pdf
- https://choiceenergynetwork.com/wp-content/plugins/super-forms/uploads/php/files/eebf66f09db83ff6342933727f71ab76/fokowepiguxibasuv.pdf
- http://deepakbatteries.com/uploads/file/kufoso.pdf
- https://www.booster-p.com/wp-content/plugins/formcraft/file-upload/server/content/files/160944d1164d6f---lovof.pdf
- https://www.swissfillon.com/wp-content/plugins/super-forms/uploads/php/files/a4b5f849a51e74e80691aeb190062b71/16793868457.pdf
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/DOqCt-cVA4I/uplcv?utm_term=berks+county+register+of+wills+search
- 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_off0000ecea.bin42c9c6c267c3e0c6b360b6aac3bd52fe7ea3d9973aa97d27d9d7066c67735047 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xECEA | 11060 bytes |
font_01_sfnt_off000106c5.bin9dd26cd36b8dcbf1a5f220315fea50f6028340f8c52393226a3843ae3d8d75c3 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x106C5 | 17276 bytes |
font_02_sfnt_off0001343c.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1343C | 16792 bytes |
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