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, with many URLs pointing to compromised WordPress sites and disposable hosting, suggesting a phishing or malware distribution scheme. The document body was unreadable, but the presence of numerous external links strongly supports the link farm attack pattern.
Machine Learning
- Nyx PDF Classifier malicious score 0.9942
Heuristics 6
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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 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://mirembeestate.co.ug/wp-content/plugins/formcraft/file-upload/server/content/files/16099e74137894---pobalufu.pdf In PDF document text
- https://oneremote.ru/wp-content/plugins/super-forms/uploads/php/files/c46d7c94577a70b6df08618c523b4ac0/61234904933.pdfIn PDF document text
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/160723c11c6634---46458986950.pdfIn PDF document text
- https://vuaship.com/wp-content/plugins/super-forms/uploads/php/files/esn96uqhm9d2a1ufifbvcbtk59/40027490765.pdfIn PDF document text
- https://abyway.lv/images/ck_images/files/56549566846.pdfIn PDF document text
- http://stratford1980.com/clients/1/19/19838be1bbe5684469623718d5e25b5d/File/tidevokevesipojusinufazo.pdfIn PDF document text
- https://fo-prefectures.com/pages/files/70271816180.pdfIn PDF document text
- https://shinyjewellers.com/wp-content/plugins/super-forms/uploads/php/files/e0j0vt6811lckm44ntgtuepipm/xijuzixefiduzu.pdfIn PDF document text
- http://allegroescrow.com/wp-content/plugins/formcraft/file-upload/server/content/files/16097ada161f2d---7598934563.pdfIn PDF document text
- http://paroissedementon.fr/upload/files/59893139137.pdfIn PDF document text
- http://learnersdigest.org/userfiles/file/50008999907.pdfIn PDF document text
- http://crystalsteakandstogie.com/clients/1/1d/1dbb6d5698303b6304ae84622e226a19/File/tadepasemumofa.pdfIn PDF document text
- https://inchirieriavioane.ro/wp-content/plugins/formcraft/file-upload/server/content/files/1609bf7b52c3a9---8784644891.pdfIn PDF document text
- https://reifenscho.de/wp-content/plugins/formcraft/file-upload/server/content/files/16087bdc37e69b---59737792945.pdfIn PDF document text
- https://prosperitas.be/data/assets/file/nisugopujurotakedi.pdfIn PDF document text
- https://dezsredstvompx.ru/wp-content/plugins/super-forms/uploads/php/files/c4a6f69650ee95b247f8cd48360a9d0d/tagovusi.pdfIn PDF document text
- https://www.jahnigterbraak.nl/wp-content/plugins/formcraft/file-upload/server/content/files/16088d1b64141a---fawujekibev.pdfIn PDF document text
- http://akademia-jedenastka.pl/zdjecia/fck/file/3946433664.pdfIn PDF document text
- http://redwoodpwr.com/wp-content/plugins/super-forms/uploads/php/files/d6ccu86s02g6fit94i7r2626e6/26319095853.pdfIn PDF document text
- http://julieesteban.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608dd65ab4a34---kebofolago.pdfIn PDF document text
- http://www.realisthotel.com/wp-content/plugins/formcraft/file-upload/server/content/files/160aac1854aa6f---vekosugumevo.pdfIn PDF document text
- http://mas.vacations/wp-content/plugins/formcraft/file-upload/server/content/files/1607552ede4651---69738136840.pdfIn PDF document text
- https://jnfarley.com/wp-content/plugins/super-forms/uploads/php/files/hl95av2l3g7tmic1jhi7gmcaj7/muzepapevi.pdfIn PDF document text
- http://festivaldeliteraturadepereira.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c42b9a1b91c---tebisotelolupivagamewo.pdfIn PDF document text
- http://alexlunacoach.com/img/editor/file/sonupenode.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/DOqCt-cVA4I/uplcv?utm_term=aching+muscles+meaningPDF 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_off0000f829.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF829 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off00011040.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11040 | 10440 bytes |
SHA-256: ad64ca66e061868ca5d854ed6c10c82e651894a62503c401aed0ed6254aaae0e |
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font_02_sfnt_off000127b7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x127B7 | 16452 bytes |
SHA-256: 8b9fa96c2ec707931b82e2e30bbfbf465dc861aface1b02e119f66eb869143e8 |
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