PDF malware analysis — malicious · c9ceff0d0655a5e8

MALICIOUS

PDF

47.5 KB Created: 2021-04-23 04:32:50 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2021-09-25

MD5: 436ddba195203579b87ec8be72d29345 SHA-1: bab8b49aa0008e227c47d40f8b1c03b81e657116 SHA-256: c9ceff0d0655a5e84c0270bd323b220133b842681250e7be93e5ec75165d812d

154 Risk Score

Malware Insights

MITRE ATT&CK

T1566.001 Spearphishing Attachment

This PDF document was flagged as malicious by ClamAV and an ML classifier. The file embeds a large number of external links characteristic of an SEO link farm. Specific URLs and indicators for this sample are listed in the indicators section.

Machine Learning

Nyx PDF Classifier malicious score 0.8001

Heuristics 4

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.
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://jottigo.ru/strik?utm_term=mtd+yard+machine+snow+blower+belts PDF link annotation
- https://cdn.sqhk.co/fafojipedul/Iugggc4/rixenaxadufitun.pdfIn PDF document text
- https://cdn.sqhk.co/vavetiset/MvG8dgd/15558465332.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4420612/normal_5fd07438c94d7.pdfIn PDF document text
- http://lnstagramlivesupportcenter.com/ret_pala_3.3.5_pve_guideet57v.pdfIn PDF document text
- https://cdn.sqhk.co/naliwanik/ijc5N8C/actor_tycoon_apk.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4493597/normal_600d0a5422cee.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4369305/normal_6022e5fe189c9.pdfIn PDF document text
- https://cdn.sqhk.co/xefijumu/bbjfmeP/kakatoboro.pdfIn PDF document text
- http://kpovli.ru/gartner_magic_quadrant_cloud_cost_managementof31s.pdfIn PDF document text
- https://cdn.sqhk.co/tokokoxisuf/ZjGifia/kukezelexote.pdfIn PDF document text
- http://saveyoutubebot.com/theme_of_the_novel_a_fine_balance_by_rohinton_mistryw421l.pdfIn PDF document text
- https://s3.amazonaws.com/fajujiju/moto_g_2nd_gen_sim_card_slot_price.pdfIn PDF document text
- https://s3.amazonaws.com/zolerazowubow/zadipevuzox.pdfIn PDF document text
- https://s3.amazonaws.com/tasufagijaremo/17781875671.pdfIn PDF document text
- https://662517ce-f374-4037-aebd-99b1dbe00103.filesusr.com/ugd/0c4177_d911730de5da4f1fb9c2cf10de3e1374.pdf?index=trueIn PDF document text
- https://ec2d952e-5494-46d8-b841-fee222248b17.filesusr.com/ugd/9713d5_d8ff6e26ee7c4c42b62f18a9148fa437.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/zozuxukoxo/26744409186.pdfIn PDF document text
- https://s3.amazonaws.com/pibajuwi/large_catechism.pdfIn PDF document text
- https://0a38098d-26c8-4844-ab0b-2dfc398d7f8d.filesusr.com/ugd/fffd55_8855744bc3034b488fc3229827e4f42e.pdf?index=trueIn PDF document text
- https://c335e157-9962-4e43-983a-f5fcf491c4e2.filesusr.com/ugd/a09b09_be11dcf5fdba46f6a906db778d840cf3.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/xalexojaxipud/teramemusuvob.pdfIn PDF document text
- https://s3.amazonaws.com/wutisigila/nujukixaxip.pdfIn PDF document text

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PDF

Malware Insights

Machine Learning

Heuristics 4

Related samples 8