PDF malware analysis — malicious · ceb5226969353f83

MALICIOUS

PDF

49.0 KB Created: 2021-03-19 16:53:05 +02:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)

MD5: bba9983ec04ea3bfb6282fcde331c888 SHA-1: 2ac2f63c4798702beff660d5c5d7a6c0b389b5d6 SHA-256: ceb5226969353f83cf37b8b064ca10c7f4569434404804fde56f08d6c74465be

144 Risk Score

Malware Insights

MITRE ATT&CK

T1566.001 Spearphishing Attachment

The PDF is identified as a phishing lure due to its image-only nature and the presence of an action trigger. It contains an external URI pointing to a suspicious domain, and ClamAV detection confirms its malicious classification. The heuristics suggest the document is designed to trick users into clicking a link, likely for phishing or malware distribution.

Machine Learning

Nyx PDF Classifier malicious score 0.7155

Heuristics 5

ClamAV: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 critical CLAMAV_DETECTION

ClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
Image-only document with action trigger (screenshot lure) medium PDF_IMAGE_LURE

PDF has 1 image(s), only 0 text block(s), carries a click-outward action, and is only 48 KB — typical shape of a phishing lure where a full-page screenshot hides a clickable button that launches or submits to an attacker URL.
Small PDF is a non-clustered link farm on disposable hosting medium PDF_SEO_DISPOSABLE_LINK_FARM

Small 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.
External URI info PDF_URI

PDF contains an external URL action
Embedded URL info EMBEDDED_URL

One 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://xajibur.ru/award?keyword=innumeracy+mathematical+illiteracy+and+its+consequences+pdf+download
- https://static.s123-cdn-static.com/uploads/4390366/normal_5ff49a468acd4.pdf
- http://tradestaroffice.com/sheet_music_plus_discount_code94f2r.pdf
- https://cdn-cms.f-static.net/uploads/4447097/normal_5fe62a9311144.pdf
- http://mavaxur.mywebcommunity.org/bafefurivobafosudekewegej.pdf
- http://purpless.vip/apostila_de_atualidades_para_concurso_2019sd5ds.pdf
- http://vukufitu.mywebcommunity.org/59824795881.pdf
- https://cdn.sqhk.co/ridijafugemi/a8jcmjj/pop_ceiling_design_catalogue_2019.pdf
- http://tamakar.tech/barfu_am_klavieren3kq.pdf
- https://cdn.sqhk.co/wuzededoz/ejdibih/install_remote_desktop_connection_manager_server_2012_r2.pdf
- http://lapitubemexidi.mywebcommunity.org/54301847467.pdf
- https://cdn-cms.f-static.net/uploads/4451228/normal_60505294a7982.pdf
- http://wei-nmvc.com/gs_auto_clicker_3._2._1_freeoddet.pdf
- https://cdn.sqhk.co/kuzosexiwugu/QgewfSh/26491854087.pdf
- https://cdn.sqhk.co/lizuxutagisu/5w4GgFs/stickers_de_amor_y_amistad_gratis.pdf
- https://cdn-cms.f-static.net/uploads/4401691/normal_60117f7129654.pdf
- http://ginixotojaru.medianewsonline.com/28054429815.pdf
- http://tijepexaran.epizy.com/vogadelupogobodazapuwedu.pdf
- https://s3.amazonaws.com/bokelur/free_exercise_instrumental_music.pdf
- http://lesodabat.epizy.com/idle_champions_familiars_guide.pdf
- https://s3.amazonaws.com/zowejunef/ac_market_apk_file_for_pc.pdf
- https://s3.amazonaws.com/bubodeliza/1085888401.pdf
- http://soranodabiwegi.myartsonline.com/pretty_little_liars_the_perfectionists_chi__il_professore.pdf

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