Malicious PDF — malware analysis report

Static analysis result for SHA-256 20023a4515595926…

MALICIOUS

PDF

62.9 KB Created: 2020-12-24 04:12:07 +02:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2021-09-17
MD5: 41c09a6c72f6de7c5478b50f7bf25d3b SHA-1: 8b64570dd1832202cf9962f790b998a12925b5fd SHA-256: 20023a451559592681447b328b1b07d19e7e649423641d1098c1c9ed1fb8eca7
94 Risk Score
Tags
free-cdn-ebook-manual-lure

Malware Insights

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

The file is identified as malicious by multiple detection engines, including ClamAV and an ML classifier. It contains an embedded URI pointing to a suspicious domain, which is likely part of a phishing or malware distribution scheme. The document body, though heavily obfuscated, contains text related to song downloads, suggesting a lure to entice users to click the malicious link.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9478

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
  • 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://trafftec.ru/strik?utm_term=ringtone+2019+download+tamil+songs PDF link annotation
    • https://cdn.sqhk.co/berovanova/gf3ggUp/pixel_battle_royale_games.pdfIn PDF document text
    • https://cdn.sqhk.co/kuruwoke/jBzKaje/flip_knife_3d_mod_apk.pdfIn PDF document text
    • https://static.s123-cdn-static.com/uploads/4426822/normal_5fe01656081de.pdfIn PDF document text
    • https://wexabegolorumad.weebly.com/uploads/1/3/4/3/134351445/d947dd1ef425f.pdfIn PDF document text
    • http://www.ascendercorp.com/In PDF document text
    • http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
    • https://uploads.strikinglycdn.com/files/8770bb1e-14da-4ecc-9765-9ab7e02598e3/kohler_elongated_toilet_seat_mexican_sand.pdfIn PDF document text
    • https://uploads.strikinglycdn.com/files/32bd8940-4f56-4c64-970f-37571ab0fd5b/white_ski_mask.pdfIn PDF document text
    • https://uploads.strikinglycdn.com/files/9a547c5e-2409-46a1-8b8e-df64dc1c4872/does_exercise_help_get_rid_of_cellulite.pdfIn PDF document text
    • https://uploads.strikinglycdn.com/files/f0fbbf75-3258-4955-ba34-84b19bc7f7e2/97258240928.pdfIn PDF document text
    • https://uploads.strikinglycdn.com/files/3e10ba92-3f6e-4ed0-b118-7ec329bf9876/54668153855.pdfIn PDF document text
    • https://uploads.strikinglycdn.com/files/21284402-1207-42b4-b868-f507a37b4847/52321110502.pdfIn PDF document text
    • https://uploads.strikinglycdn.com/files/649dc2f0-817e-4a1b-b6a1-095bac0e511c/89027275131.pdfIn PDF document text
    • http://scripts.sil.org/OFLIn PDF document text

Related samples 6

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_off0000cf4e.bin pdf-font-stream PDF embedded font (sfnt) at offset 0xCF4E 5628 bytes
SHA-256: 06d90990053e847a97b19cc33ed0f00ff7133290459546ea9b8f3d4ee135bf75

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