Malicious PDF — malware analysis report

Static analysis result for SHA-256 ee616f06e2020bce…

MALICIOUS

PDF

58.4 KB Created: 2021-04-01 02:36:52 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2021-09-25
MD5: 1a4e3998c1748c7cd0462a62bcc79d13 SHA-1: 09e89a457e604607cec9fe658f3e88fd394e8c37 SHA-256: ee616f06e2020bce0191a87cf3d30ca4c45640ec30e50f1e4290ee2625343bda
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 0.5491

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://zajinet.ru/aws?utm_term=lash+extension+school+near+me PDF link annotation
    • http://jiwapadenejeza.getenjoyment.net/how_does_google_maps_traffic_data_work.pdfIn PDF document text
    • https://cdn.sqhk.co/lojosexotak/tjajfhe/owly_twitter_digest.pdfIn PDF document text
    • http://paselon.getenjoyment.net/hemoglobin_concentration_test.pdfIn PDF document text
    • https://cdn.sqhk.co/medujebukoma/highegh/jukuvidixiwewepisube.pdfIn PDF document text
    • https://cdn.sqhk.co/goxufime/jbijg08/bloons_tower_defense_6_unblocked_hacked.pdfIn PDF document text
    • http://lukufogud.getenjoyment.net/36512454117.pdfIn PDF document text
    • http://modozadubop.mywebcommunity.org/17723549636.pdfIn PDF document text
    • https://tozisodije.weebly.com/uploads/1/3/4/4/134486105/4202454.pdfIn PDF document text
    • https://linabodaku.weebly.com/uploads/1/3/1/1/131164293/1991106.pdfIn PDF document text
    • https://gafabudadu.weebly.com/uploads/1/3/1/3/131384489/4eaf026238.pdfIn PDF document text
    • https://burufazifefep.weebly.com/uploads/1/3/4/5/134584298/54bd1fbf83a02.pdfIn PDF document text
    • http://nokejufesuw.atwebpages.com/junkers_cerastar_bedienungsanleitung.pdfIn PDF document text
    • http://nizowozutagele.atwebpages.com/science_of_mind_core_principles.pdfIn PDF document text
    • https://s3.amazonaws.com/dugibabafod/when_did_schools_close_for_covid.pdfIn PDF document text
    • https://uploads.strikinglycdn.com/files/feb9f53a-d240-4be4-aabb-55b2bf91383c/vizio_e371vl_remote_control.pdfIn PDF document text
    • https://uploads.strikinglycdn.com/files/a962d64e-8794-4a7b-aa84-7ff4cb7475ca/writing_effective_sentences_quiz.pdfIn PDF document text
    • https://uploads.strikinglycdn.com/files/867507cd-051b-4b75-9b91-e624a2624761/best_item_at_jersey_mikes.pdfIn PDF document text
    • https://s3.amazonaws.com/xujitezu/parokemalutawuvurafi.pdfIn PDF document text
    • http://pozijawikubinun.myartsonline.com/how_to_block_calls_on_vtech_cs6829.pdfIn PDF document text
    • http://vedixemalirugi.atwebpages.com/alimentacion_sana_durante_el_embarazo.pdfIn PDF document text
    • https://uploads.strikinglycdn.com/files/a0c7ed09-fe4a-455f-815d-8a1b0f577a3f/intro_to_accounting_course_description.pdfIn PDF document text
    • https://uploads.strikinglycdn.com/files/a6f45bc3-d0e5-4799-b57a-d1ba0c36e4ae/21493206406.pdfIn PDF document text
    • https://s3.amazonaws.com/pavujiniz/dikesijudipasozede.pdfIn PDF document text
    • https://s3.amazonaws.com/kitakilesa/72807042111.pdfIn PDF document text
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