MALICIOUS
236
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous links to external sites, many of which appear to be compromised WordPress installations used for hosting malicious files. The heuristic 'SE_ADVANCE_FEE_SCAM_LURE' strongly indicates a phishing attempt related to fake prizes or funds, and 'SE_PASSWORD_ARCHIVE_LURE' suggests the document is intended to trick the user into downloading and opening a password-protected archive, likely containing a malicious payload. The ML classifier and ClamAV detection further support its malicious nature.
Machine Learning
- Nyx PDF Classifier malicious score 0.9942
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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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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Password-protected archive handoff high SE_PASSWORD_ARCHIVE_LUREDocument gives password instructions for an archive or attachment — often used to keep payloads encrypted until after gateway scanning
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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://www.helpfulhunks.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/160c2b2d9222aa---gemogujajevedatupukire.pdf
- https://www.hdontheroadnapoli.it/wp-content/plugins/formcraft/file-upload/server/content/files/1607df1948fa73---jopipuxakepokufe.pdf
- https://tcufroghouses.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609842fba7d5f---dozofaxokevodi.pdf
- https://www.sgestrecho.es/wp-content/plugins/formcraft/file-upload/server/content/files/160beacdff3cf4---45966153915.pdf
- http://www.euro-fly.eu/userfiles/files/14214250816.pdf
- https://gulceoyunlar.com/calisma2/files/uploads/29881555821.pdf
- http://learnersdigest.org/userfiles/file/4547206601.pdf
- https://inlandautorepairmurrietaca.com/wp-content/plugins/super-forms/uploads/php/files/9c753d1f1252da9c6219c45ecd100625/83420171572.pdf
- https://mercedesmazo.es/wp-content/plugins/formcraft/file-upload/server/content/files/1608e48566a16c---vadoluzalaturisovutago.pdf
- http://snookerfootball.eu/wp-content/plugins/formcraft/file-upload/server/content/files/1607937d999e47---befodimunexo.pdf
- http://canyonoaksmtg.com/~duckdi5/canyonoaksmtg.com/content/file/22308213500.pdf
- http://schouteninterieurwerk.nl/wp-content/plugins/formcraft/file-upload/server/content/files/160b927fb1dfab---39624130063.pdf
- http://apartmaji-zunicmile.com/uporabnik/file/81028701986.pdf
- http://learnazia.com/fck/imagesfile/zepebelinixore.pdf
- http://imhkayseri.com/resimler/files/folarikutedede.pdf
- https://broadstripe.com/wp-content/plugins/super-forms/uploads/php/files/a8df927a140e3334a6c81682a4b9a529/71203655835.pdf
- http://sooclose.eu/upload/File/rexizegaruzuxew.pdf
- https://ipcare.nl/wp-content/plugins/super-forms/uploads/php/files/i9j9in7k7ei9t0dshfegpqq3s2/waleletufenat.pdf
- https://eandjfamilyhealthcenter.com/wp-content/plugins/super-forms/uploads/php/files/14ec1d79b996ec06f3687dbfec800bd9/vawogororevarazoxifig.pdf
- http://anaminfo.com/attachfile/file/20544308268.pdf
- https://www.chortho.co.uk/wp-content/plugins/super-forms/uploads/php/files/um735tm7lq87vmtsdbgsurq98i/nuvibigemeribozu.pdf
- https://tfnd.org/wp-content/plugins/super-forms/uploads/php/files/3b0cc42e2620142f5badb111ec99dce1/93382995973.pdf
- http://www.alwaysflorida.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608c299a4b727---11501109648.pdf
- http://irinka.org/ckfinder/userfiles/files/riziroramufof.pdf
- http://dienmaythanglong.org/uploads/files/74547848113.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/1xuhb7AK25c/uplcv?utm_term=gold+weight+price
- 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_off0000f4f6.binfa77b04536c33ab9a9d2af2f8ede3d0da9ff4a4ef6e72d5412702fddde38751f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF4F6 | 10484 bytes |
font_01_sfnt_off00010cc2.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10CC2 | 16792 bytes |
font_02_sfnt_off000124d4.bin3b9aa582fc283b6986035cc1400ed07a2449dcd0f0a0c1233c53c6647cd3279c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x124D4 | 17496 bytes |
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