Malicious PDF — malware analysis report

Static analysis result for SHA-256 0f639ca87093dc1d…

MALICIOUS

PDF

61.0 KB Created: 2020-12-23 14:18:03 +02:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2021-10-02
MD5: c681f6453f2e4a253e392f0f271f3b74 SHA-1: d323465815b6b11c14f7f7513242c2a79b08b850 SHA-256: 0f639ca87093dc1d47cd111ac581d2940dc27a339af510f817c7474c00f8d13b
122 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. 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 suspicious score 0.4885

Heuristics 3

  • ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
  • 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://cctraff.ru/strik?utm_term=frndly+tv+hallmark In PDF document text
    • https://setinedib.weebly.com/uploads/1/3/4/6/134684411/5261923.pdfIn PDF document text
    • https://maxanulimaxufu.weebly.com/uploads/1/3/4/5/134585670/tesivilopoperekidov.pdfIn PDF document text
    • https://nozesebekujizaj.weebly.com/uploads/1/3/4/6/134698307/7e753d516e677.pdfIn PDF document text
    • https://cdn-cms.f-static.net/uploads/4492257/normal_5fb76d9fea52b.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/tetazino/wafatakajuvuvopipunija.pdfIn PDF document text
    • https://uploads.strikinglycdn.com/files/d647bced-ca85-46ea-90f0-0704d5191554/44348819934.pdfIn PDF document text
    • https://s3.amazonaws.com/lodazojamuva/90781558602.pdfIn PDF document text
    • https://s3.amazonaws.com/wovigebi/ghs_staff_directory.pdfIn PDF document text
    • https://uploads.strikinglycdn.com/files/1292df7d-00fc-4c37-b105-28827eb423a1/63979641927.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 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off0000cde7.bin pdf-font-stream PDF embedded font (sfnt) at offset 0xCDE7 5068 bytes
SHA-256: 86bc57c65fa9499e6471add5d7ced7b4d8f520a02ab5f1845cef878c5c85c348

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