PDF malware analysis — malicious · 0230b35a9e7f68fc

MALICIOUS

PDF

73.6 KB Created: 2021-03-31 20:13:43 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)

MD5: 79e9029720d4653fe4619e7d1c45d291 SHA-1: c0dd60915ff8e00136a7fc455d89270ff326485a SHA-256: 0230b35a9e7f68fc6df4b4bb8c103f30440bff2d07cd03d0f8953dc95fe38f76

174 Risk Score

Malware Insights

MITRE ATT&CK

T1566.001 Spearphishing Attachment

The PDF is identified as a phishing lure due to its small size and image-heavy content, which is typical for screenshot lures. It contains multiple external links, including one to 'baarspo.ru', suggesting a redirection to a malicious site. The ClamAV detection and ML classifier further support its malicious nature, indicating it likely serves as a delivery mechanism for further malicious activity.

Machine Learning

Nyx PDF Classifier malicious score 0.8421

Heuristics 5

Small PDF contains mass external PDF link farm critical PDF_SEO_LINK_FARM

Small PDF contains many clickable external PDF links, mostly clustered on one host. This matches generated SEO/link-farm PDF carriers used to route users into malicious or unwanted-software delivery chains, rather than a normal document citation pattern.
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 73 KB — typical shape of a phishing lure where a full-page screenshot hides a clickable button that launches or submits to an attacker URL.
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://baarspo.ru/award?keyword=cengel+termodinamica+e+trasmissione+del+calore+pdf+download
- https://remurefovedelag.weebly.com/uploads/1/3/1/8/131860204/bb6f7cd0140089d.pdf
- http://rijupoxog.22web.org/mijuputinofosofu.pdf
- https://pufetebad.weebly.com/uploads/1/3/4/7/134711346/2845837.pdf
- https://fuvepuzineg.weebly.com/uploads/1/3/4/4/134463404/selutupil.pdf
- http://dulexip.22web.org/fedex_expanded_service_international_air_waybill.pdf
- https://jokinurelebuvet.weebly.com/uploads/1/3/1/8/131856462/6284198.pdf
- https://wejigewaja.weebly.com/uploads/1/3/5/4/135400860/kedifule-pewiwajinedona.pdf
- http://gakifok.rf.gd/common_russian_phrases.pdf
- https://uploads.strikinglycdn.com/files/185c4be2-3d0f-47ec-9867-22f7b25a3c00/xenujuw.pdf
- http://girafarurogu.rf.gd/dovekoxesola.pdf
- https://uploads.strikinglycdn.com/files/601b396b-9507-445c-a9ee-7841d857d5b6/how_to_wrap_gifts_step_by_step.pdf
- https://s3.amazonaws.com/tubupejevomo/59338744122.pdf
- https://uploads.strikinglycdn.com/files/aa98e0da-cf0d-49a9-85ed-b2702604b15b/16939558451.pdf
- https://s3.amazonaws.com/vapelurowar/jowatexuse.pdf
- http://tezipibuboxigo.epizy.com/80539671452.pdf
- https://s3.amazonaws.com/jowutoneranemuk/fetopir.pdf
- https://s3.amazonaws.com/lixuzo/17390291607.pdf
- http://veselawo.rf.gd/is_procreate_free_on_ipad_mini_4.pdf
- https://s3.amazonaws.com/rotowan/cisco_ios_intrusion_prevention_system_deployment_guide.pdf
- https://s3.amazonaws.com/punurum/81332919057.pdf
- https://s3.amazonaws.com/tenunud/34045554598.pdf
- https://uploads.strikinglycdn.com/files/e483e6c1-5344-49df-af31-d922656577c3/42899118934.pdf
- http://gobavaduxa.epizy.com/84128590309.pdf
- https://s3.amazonaws.com/vibasujefir/fojolifebomuge.pdf
- http://mimenevav.epizy.com/2408052036.pdf

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