PDF static analysis report

Static analysis result for SHA-256 aee49a7c528557df…

SUSPICIOUS

PDF

34.3 KB Created: 2021-07-04 11:22:42 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-17
MD5: 5f69f76e700a4262dc445c5f90cb02c2 SHA-1: ee4c633bf7aed0c9021bfb314dcb601dee012c80 SHA-256: aee49a7c528557df5b6aca79c0ed381d2dd56fdda7d8c5a12015b917b971999b
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains multiple embedded URLs and a visual download button lure, strongly suggesting a phishing or scam attempt. The ML classifier also flagged this PDF as malicious. The primary URL, http://netcdn.tw/app/406889139/i-cant-get-free-spins-coin-master-game-hack, is likely the destination for the malicious payload or scam. No scripts were extracted, but the presence of external URIs and a high ML score indicate a high likelihood of malicious intent.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9980

Heuristics 3

  • Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTON
    Document contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
  • 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 http://netcdn.tw/app/406889139/i-cant-get-free-spins-coin-master-game-hack PDF link annotation
    • https://smark.com.tw/image/data/files/coin-master-email-rewards-link_GM406889139.pdfIn PDF document text
    • https://smark.com.tw/image/data/files/coin-master-hack-spin-generator_GM406889139.pdfIn PDF document text
    • https://smark.com.tw/image/data/files/free-coin-spin-daily-link-for-coin-master-game_GM406889139.pdfIn PDF document text
    • https://smark.com.tw/image/data/files/coin-master-game-hunters-club_GM406889139.pdfIn PDF document text
    • https://smark.com.tw/image/data/files/emporor-roblox-hack_GM431946152.pdfIn PDF document text
    • https://smark.com.tw/image/data/files/haktuts-coin-master-free-spin-link_GM406889139.pdfIn PDF document text
    • https://smark.com.tw/image/data/files/coin-master-free-spins-2021_GM406889139.pdfIn PDF document text
    • https://smark.com.tw/image/data/files/how-to-get-minecraft-for-free-on-your-phone_GM479516143.pdfIn PDF document text
    • https://smark.com.tw/image/data/files/best-way-to-get-free-robux_GM431946152.pdfIn PDF document text
    • https://smark.com.tw/image/data/files/win-free-robux-on-roblox_GM431946152.pdfIn PDF document text
    • https://smark.com.tw/image/data/files/minecraft-bedrock-server-hosting-free_GM479516143.pdfIn PDF document text
    • https://smark.com.tw/image/data/files/coin-master-hack-generator-tool_GM406889139.pdfIn PDF document text
    • https://smark.com.tw/image/data/files/how-to-get-free-robux-on-android_GM431946152.pdfIn PDF document text
    • https://smark.com.tw/image/data/files/broken-bones-5-roblox-hack_GM431946152.pdfIn PDF document text
    • https://smark.com.tw/image/data/files/tiktok-likes-free-trial_GM835599320.pdfIn PDF document text
    • https://smark.com.tw/image/data/files/hacks-minecraft_GM479516143.pdfIn PDF document text
    • https://smark.com.tw/image/data/files/static-moonactive-net_GM406889139.pdfIn PDF document text
    • https://smark.com.tw/image/data/files/pokemon-go-free-event_GM1094591345.pdfIn PDF document text
    • https://smark.com.tw/image/data/files/promodes-free-roblox_GM431946152.pdfIn PDF document text
    • https://smark.com.tw/image/data/files/roblox-hacks-2021_GM431946152.pdfIn PDF document text
    • http://en.wikipedia.org/wiki/MIT_LicenseIn 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
stream_002_off00002e41.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x2E41 23508 bytes
SHA-256: 9e973a5f3db9bb2703ddd93bf6ac2d90e8ec707a9bd5bf12c173ee0653a460e8
font_01_sfnt_off000063b6.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x63B6 18176 bytes
SHA-256: 3fe879609a2ec62b4de24654327d46adb42693e38bc30f23e18bf10390f0a1c9

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