PDF malware analysis — malicious · b1a2d4e09423b9bd

MALICIOUS

PDF

59.7 KB Created: 2021-04-26 16:50:46 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)

MD5: 8ad95da29113845cfa55818b45c56b6c SHA-1: ae983eed8901e32d4c3f4c31d99599bad0c7a5b0 SHA-256: b1a2d4e09423b9bdb7fc7d70b9b7a1377a591771d7402f54586cf850f853e3aa

144 Risk Score

Malware Insights

MITRE ATT&CK

T1566.001 Spearphishing Attachment

The PDF is identified as a phishing lure due to its small size, image-only content, and embedded clickable link. The heuristic 'PDF_IMAGE_LURE' indicates a typical phishing shape where a screenshot hides a button to launch or submit to an attacker URL. The embedded URL 'https://soxebez.ru/strik?utm_term=shmoop+chronicle+of+a+death+foretold+chapter+4' is likely the destination for this lure, suggesting a spearphishing attachment attack vector.

Machine Learning

Nyx PDF Classifier malicious score 0.5491

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 59 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://soxebez.ru/strik?utm_term=shmoop+chronicle+of+a+death+foretold+chapter+4
- https://static.s123-cdn-static.com/uploads/4481424/normal_5ff6abb8b381c.pdf
- http://kujinatazema.sportsontheweb.net/tadopebev.pdf
- https://cdn-cms.f-static.net/uploads/4393893/normal_5fe9b900111d8.pdf
- http://mailedflkf.site/bajiwovisupomareaqjux.pdf
- http://f1l3download.site/215109071265fwsf.pdf
- https://cdn-cms.f-static.net/uploads/4414500/normal_6062b3c452700.pdf
- http://criticcxck.space/43924375530p4hqd.pdf
- https://cdn-cms.f-static.net/uploads/4451949/normal_602aba48c6040.pdf
- https://static.s123-cdn-static.com/uploads/4380536/normal_5ffaaf15b0938.pdf
- http://mopexaxurip.getenjoyment.net/93723598167.pdf
- http://formblckr1.xyz/barbie_christmas_carol_dolls5a15.pdf
- https://static.s123-cdn-static.com/uploads/4487662/normal_5fddc6a03fe8c.pdf
- http://wewofif.scienceontheweb.net/22930936450.pdf
- http://metarapuw.mypressonline.com/caracteristicas_biologicas_del_adulto_mayor.pdf
- http://copyright-notice-ig.com/exercice_sur_les_accents_et_le_trma_cm2nsvgl.pdf
- http://mabukivo.epizy.com/job_cv_maker_apk.pdf
- http://tijepexaran.epizy.com/99461470062.pdf
- https://s3.amazonaws.com/nademopor/why_is_my_dryer_squeaking.pdf
- https://s3.amazonaws.com/zolerazowubow/what_is_newspaper_media.pdf
- https://s3.amazonaws.com/rakabexozu/uniform_straight_bill_of_lading_fedex.pdf
- http://bowedaliwerox.rf.gd/32688436671.pdf
- https://s3.amazonaws.com/jeworurowam/butler_county_water_quality_report.pdf
- https://s3.amazonaws.com/gopuze/84503353259.pdf

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