Malicious PDF — malware analysis report

Static analysis result for SHA-256 32a906095a78fbb3…

MALICIOUS

PDF

49.6 KB Created: 2021-04-04 00:00:14 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2021-09-24
MD5: 68c2e0ae43a9c9a6a96b2dfae600784a SHA-1: 3fd42b5334b6f5bcbd4e0f07f06eacbebc04e2a4 SHA-256: 32a906095a78fbb340232978e30fffd17576ffebbb9147a75d7c0994f078b61c
124 Risk Score
Tags
free-cdn-ebook-manual-lure

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1203 Exploitation for Client Execution

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 0.6386

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 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=which+software+is+best+for+android+development PDF link annotation
    • http://jopkapopka.online/fixuwatanoy7nij.pdfIn PDF document text
    • https://cdn-cms.f-static.net/uploads/4457298/normal_60472e5608816.pdfIn PDF document text
    • http://inter-kalinka.ru/free_lost_bubble_game_for_pcctm3e.pdfIn PDF document text
    • http://canlisohbetim.net/semi_formal_dress_code_for_christmas_party1ywii.pdfIn PDF document text
    • http://fajasated.mywebcommunity.org/abc_publication_chemistry_book.pdfIn PDF document text
    • https://cdn.sqhk.co/waxigapo/hpcy9ia/green_skin_dungeon_master_soul_stone.pdfIn PDF document text
    • http://gavediteriremuv.medianewsonline.com/xiwimujawe.pdfIn PDF document text
    • https://cdn.sqhk.co/jedetanepiz/3gdhiig/fashion_design_world_game_cheats.pdfIn PDF document text
    • http://capridigi.com/11407049725wdyff.pdfIn PDF document text
    • https://cdn-cms.f-static.net/uploads/4379486/normal_60625a3154f6d.pdfIn PDF document text
    • http://f1l3download.site/dinenuvipotiloklnyh.pdfIn PDF document text
    • http://bukuminuwakub.mypressonline.com/mabiretinobub.pdfIn PDF document text
    • https://static.s123-cdn-static.com/uploads/4473619/normal_5ffea15d913ee.pdfIn PDF document text
    • https://cdn-cms.f-static.net/uploads/4470029/normal_605c8db254fa4.pdfIn PDF document text
    • http://bestplacefor.rest/frank_ocean_lens_v2_downloadvpymx.pdfIn PDF document text
    • http://mnatural.space/ncte_ka_full_form_kya_haifsvq9.pdfIn PDF document text
    • https://cdn-cms.f-static.net/uploads/4391001/normal_60432e383771c.pdfIn PDF document text
    • http://civiliscmq.online/89328003080lahlc.pdfIn PDF document text
    • http://likelid.xyz/animal_4d_mod_apku1j5g.pdfIn PDF document text
    • http://naxezutozotos.rf.gd/the_host_film_stephenie_meyer.pdfIn PDF document text
    • http://vibamegavisine.rf.gd/28709568070.pdfIn PDF document text
    • http://bimibukiju.rf.gd/3107223519.pdfIn PDF document text
    • http://lugenizuridaj.atwebpages.com/diagnosis_banding_psoriasis_vulgaris.pdfIn PDF document text
    • http://mepogevotu.epizy.com/homophones_homographs_worksheets.pdfIn PDF document text
    • http://muvekalufisu.atwebpages.com/lucifer_and_ahriman_rudolf_steiner.pdfIn PDF document text

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