Malicious PDF — malware analysis report

Static analysis result for SHA-256 485a29df58300953…

MALICIOUS

PDF

65.1 KB Created: 2020-11-18 14:35:06 +02:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2021-10-01
MD5: fb7a766dfc14680f2bb570efcddd2194 SHA-1: acfbac94b46307c4e0f6fe7ea66cec6f562354e1 SHA-256: 485a29df5830095334184d0070c00134d9aceb15cfbcef9f25830382afa9d05b
152 Risk Score
Tags
free-cdn-ebook-manual-lure

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1059.007 JavaScript

This PDF document was flagged as malicious by ClamAV and an ML classifier. The file routes users through malicious redirector infrastructure. Specific URLs and indicators for this sample are listed in the indicators section.

Machine Learning

  • Nyx PDF Classifier malicious score 0.8193

Heuristics 3

  • ClamAV: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
  • PDF links to known malicious redirector infrastructure critical PDF_MALICIOUS_REDIRECTOR_LINK
    PDF contains a clickable URI to redirector infrastructure used by a known malicious PDF SEO/adware delivery campaign. These documents typically rely on user interaction and redirect chains rather than a PDF parser vulnerability.
  • 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://ggtraff.ru/strik?utm_term=300+blk+subsonic+reloading+data In PDF document text
    • https://cdn-cms.f-static.net/uploads/4379385/normal_5f8e28e550a7c.pdfIn PDF document text
    • https://cdn-cms.f-static.net/uploads/4385216/normal_5fa87841961bc.pdfIn PDF document text
    • https://cdn-cms.f-static.net/uploads/4374537/normal_5f8ed570de0c2.pdfIn PDF document text
    • https://cdn-cms.f-static.net/uploads/4420441/normal_5fa30c5d7e123.pdfIn PDF document text
    • https://cdn-cms.f-static.net/uploads/4368228/normal_5f8901edea535.pdfIn PDF document text
    • https://cdn-cms.f-static.net/uploads/4382966/normal_5f9de69fc6559.pdfIn PDF document text
    • http://www.ascendercorp.com/In PDF document text
    • http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
    • https://s3.amazonaws.com/farefasejikap/after_burner_climax_apk_obb.pdfIn PDF document text
    • https://s3.amazonaws.com/rijaliwiguvex/vodipopuremewotemimiwet.pdfIn PDF document text
    • https://s3.amazonaws.com/tamobalasu/beehive_class_9_rain_on_the_roof.pdfIn PDF document text
    • https://s3.amazonaws.com/luramamelolem/maytag_neptune_washer_error_codes_nd.pdfIn PDF document text
    • https://s3.amazonaws.com/ronatiduzoxij/dubesuvafafoxapijedeza.pdfIn PDF document text
    • https://uploads.strikinglycdn.com/files/c353f7bc-af5e-41c0-b1c1-c368e5515b66/46543147682.pdfIn PDF document text
    • https://s3.amazonaws.com/fovezewi/alejandro_dolina_libros.pdfIn PDF document text
    • http://scripts.sil.org/OFLIn PDF document text

Related samples 8

Ranked by shared artifacts, heuristics, extracted URLs, CVEs, and signatures.

Full JSON: related samples API

Extracted artifacts 2

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off0000d107.bin pdf-font-stream PDF embedded font (sfnt) at offset 0xD107 5524 bytes
SHA-256: 122dadeae9601a8a8aeed87c1a89053686e98cd6d96a3b74ab01ec56eaea1b44
font_01_sfnt_off0000e3d4.bin pdf-font-stream PDF embedded font (sfnt) at offset 0xE3D4 10820 bytes
SHA-256: a20cc97561d478f9fc0bf713a1c72bd9e10427ee9afb795ffea5cc77c945fa61

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