PDF malware analysis — malicious · be9552a3d91297ff

MALICIOUS

PDF

49.6 KB Created: 2020-12-14 01:36:48 +02:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2021-10-31

MD5: 421613d13430ee8fc91f6d67d06928a9 SHA-1: 446a848cd8880f3b4abdfa67732c05141a124459 SHA-256: be9552a3d91297ff3cee56e7f1b8c077beda423b9d2ff8be94411489daeffe3e

184 Risk Score

Malware Insights

MITRE ATT&CK

T1566.001 Spearphishing Attachment

This PDF file contains a large number of external links, many of which are hosted on disposable domains, indicating a link farm designed to direct users to potentially malicious content. The ClamAV detection and ML classifier flagging further support its malicious nature. The presence of embedded URLs and the overall structure suggest it is used as a lure to drive traffic to external sites, likely for phishing or malware distribution.

Machine Learning

Nyx PDF Classifier malicious score 0.6779

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
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.
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://traffset.ru/aws?utm_term=durga+amritvani+audio+free PDF link annotation
- https://ledijonag.weebly.com/uploads/1/3/4/6/134689342/7fd07fc698.pdfIn PDF document text
- https://xavabakonoliwif.weebly.com/uploads/1/3/4/4/134477423/4511454.pdfIn PDF document text
- https://komuwewolidixat.weebly.com/uploads/1/3/4/8/134871085/fuvitawiribakazufuk.pdfIn PDF document text
- https://xukabasal.weebly.com/uploads/1/3/0/7/130776322/tiwok_rawawunomep_gigabugi.pdfIn PDF document text
- https://bobenetawif.weebly.com/uploads/1/3/4/6/134666578/somukovuxolib_ligobipogemovaj_kulunibaf_lotawojumudiju.pdfIn PDF document text
- https://joletumutete.weebly.com/uploads/1/3/4/8/134871701/ravevutokik_xawasunud_zisavetoximose.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/0bc81aa9-9b53-4228-aec2-19dec1230ef6/7880872898.pdfIn PDF document text
- https://static1.squarespace.com/static/5fc01ccfc14dfd36feed28e9/t/5fc7ee1564cad75cc6cf3ec5/1606938133644/18056175646.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/d0b45491-7b55-4a7f-b5ee-735755d7db79/woverejesapudi.pdfIn PDF document text
- https://s3.amazonaws.com/fezenur/pedezexasumuponobopexuda.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/1449fd0b-e167-4a37-bc41-48238e9110e7/showgirl_1995_movie_watch_online.pdfIn PDF document text
- https://s3.amazonaws.com/zidenigad/tobuzagusotakekudipipoxav.pdfIn PDF document text
- https://static1.squarespace.com/static/5fc0028ac14dfd36feec75cc/t/5fc10d60a97599144e1c86ab/1606487393099/taruzowawatogez.pdfIn PDF document text

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