MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. Heuristics identified it as a link farm hosted on compromised CMS uploads, suggesting a phishing or redirection attack. The presence of numerous URLs pointing to various domains, many of which appear to be compromised, reinforces this assessment.
Machine Learning
- Nyx PDF Classifier malicious score 0.9835
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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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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://xn--80ackbssfuieecff0e8c.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/ha32hht350u334mjojo45ccsk2/kasafeponabotinovova.pdf
- http://reinforcingourheritage.com/clients/0/08/0860c2a235168fe7e4a745c824023bdd/File/92788839933.pdf
- https://eclipsetheaters.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a0b6abe6f02---tolimutab.pdf
- http://mijneigenlift.nl/wp-content/plugins/formcraft/file-upload/server/content/files/160bcffb85655e---tevabepigofuvatili.pdf
- http://edgecs.net/documents/libejapifawufijut.pdf
- http://aeronautike.com/userfiles/file/56003755287.pdf
- http://www.siscard.com/wp-content/plugins/formcraft/file-upload/server/content/files/160ad41113d0c5---54539956251.pdf
- https://ka-base.no/images_content/file/54221917658.pdf
- http://bukharaatlanta.com/sites/default/files/file/81129654563.pdf
- https://www.hdcorp.com.br/wp-content/plugins/super-forms/uploads/php/files/qet6iol8enu0fferulrr8gunor/nisofelukuwusolevow.pdf
- https://rhdplumbing.com/wp-content/plugins/super-forms/uploads/php/files/0a198e5b95437ace0f820445ffb1ff55/17807368886.pdf
- https://palcev.ru/userfiles/file/jixizinuvegolimo.pdf
- http://philippinesroadshow.com/wp-content/plugins/super-forms/uploads/php/files/26e05c9f5d3c280537c503b82e23c824/mufunejubegalirarewu.pdf
- https://connect.allianceflooring.net/wp-content/plugins/super-forms/uploads/php/files/bfd4125802ba1e392f7fe4e731d77391/59757384583.pdf
- http://kangs78.com/clients/66216/File/46801751491.pdf
- https://www.drserapkagan.com/wp-content/plugins/super-forms/uploads/php/files/dfaba82u7t1asr8t8fl2p9hlmv/zemiperilutuvobigukom.pdf
- http://cy2hand.com/userfiles/bozelenojadabe.pdf
- http://yournamebadges.com/withyourdog/cms_uploads/file/92039237183.pdf
- https://www.chartsunlimited.com.ph/wp-content/plugins/formcraft/file-upload/server/content/files/16077fa1359871---30419315378.pdf
- https://popa.com.br/wp-content/plugins/super-forms/uploads/php/files/af551dbf74f403675f1221500e37ca9c/38801535476.pdf
- http://yourbuilding.ru/userfiles/files/besikusumab.pdf
- http://on-video.com/movies/movie_data/file/kitupotobatu.pdf
- https://frontiersneurophotonics.org/wp-content/plugins/formcraft/file-upload/server/content/files/1/16079b13d559ec---lagugobofokowupitaxowale.pdf
- http://www.holzbau-hoelzl.at/wp-content/plugins/formcraft/file-upload/server/content/files/160a1eec0357a7---81397817099.pdf
- http://chekeeh.ir/basefile/chekeehir/files/jimotowes.pdf
- https://realwebguys.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a2c28b8434b---xexepefijenikixojupibid.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/BkSY9tpko7c/uplcv?utm_term=how+to+convert+drm+protected+files+to+pdf
- 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_off0000fbf5.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFBF5 | 16792 bytes |
font_01_sfnt_off0001140c.binc0cb0ccd47baac1dfe58a445e243a6b9d18ca0307359efa71eafafde0d7b380a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1140C | 10764 bytes |
font_02_sfnt_off00012cc6.binf10d6892ac38ed5af3e1b451cc1178482282a817d2afcfcc63811091c3092b52 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12CC6 | 17056 bytes |
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