PDF static analysis report

Static analysis result for SHA-256 67ac728d5611e605…

SUSPICIOUS

PDF

36.2 KB Created: 2021-07-07 18:16:53 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-16
MD5: 2a0f0725a5b323d06b1c441be5014dd2 SHA-1: e2f843e23f60c2e882583753906fe5092b8e8d46 SHA-256: 67ac728d5611e60517a6deb816f19b0cda521b6dbdbb3b722c5c818135cf3bac
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains a lure for game cheats and hacks, specifically mentioning 'Coin Master' and 'Roblox'. It embeds multiple URLs pointing to potentially malicious content related to these games. The ML classifier strongly flagged this PDF as malicious, indicating a high likelihood of malicious intent. No scripts were extracted, but the embedded URLs suggest a phishing or malware distribution attempt.

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/how-to-get-free-spins-on-coin-master-without-waiting-game-hack PDF link annotation
    • https://xiangquan.com.tw/image/data/files/free-roblox-free-play_GM431946152.pdfIn PDF document text
    • https://xiangquan.com.tw/image/data/files/coin-master-hack-apk-33-download_GM406889139.pdfIn PDF document text
    • https://xiangquan.com.tw/image/data/files/roblox-robux-hack-no-survey-or-download-u-siad-tags_GM431946152.pdfIn PDF document text
    • https://xiangquan.com.tw/image/data/files/robux-converter_GM431946152.pdfIn PDF document text
    • https://xiangquan.com.tw/image/data/files/roblox-high-school-2-hacks_GM431946152.pdfIn PDF document text
    • https://xiangquan.com.tw/image/data/files/roblox-game-card-generator-download-free_GM431946152.pdfIn PDF document text
    • https://xiangquan.com.tw/image/data/files/coin-master-free-spins-link-today-facebook_GM406889139.pdfIn PDF document text
    • https://xiangquan.com.tw/image/data/files/free-roblox-website_GM431946152.pdfIn PDF document text
    • https://xiangquan.com.tw/image/data/files/como-hackear-ropa-en-roblox-2021_GM431946152.pdfIn PDF document text
    • https://xiangquan.com.tw/image/data/files/game-on-roblox-free-items-on-the-catalog-no-hack_GM431946152.pdfIn PDF document text
    • https://xiangquan.com.tw/image/data/files/free-spins-on-coin-master-hack_GM406889139.pdfIn PDF document text
    • https://xiangquan.com.tw/image/data/files/websites-to-get-free-robux_GM431946152.pdfIn PDF document text
    • https://xiangquan.com.tw/image/data/files/free-roblox-pin-codes_GM431946152.pdfIn PDF document text
    • https://xiangquan.com.tw/image/data/files/how-to-hack-anyone-roblox_GM431946152.pdfIn PDF document text
    • https://xiangquan.com.tw/image/data/files/mcpe-master-hack-unlimited-coins-apk_GM406889139.pdfIn PDF document text
    • https://xiangquan.com.tw/image/data/files/daily-coin-master-free_GM406889139.pdfIn PDF document text
    • https://xiangquan.com.tw/image/data/files/free-tiktok-followers-no-human-verification-or-survey-2021_GM835599320.pdfIn PDF document text
    • https://xiangquan.com.tw/image/data/files/coin-master-spin-cheat_GM406889139.pdfIn PDF document text
    • https://xiangquan.com.tw/image/data/files/free-tiktok-engagement-calculator_GM835599320.pdfIn PDF document text
    • https://xiangquan.com.tw/image/data/files/roblox-report-hacker_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_off00003403.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x3403 23600 bytes
SHA-256: 73368d96705bbf20c4fcc754bbba1400dd1953841603c9a5a6737920803c313c
font_01_sfnt_off0000693e.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x693E 18844 bytes
SHA-256: a302f9cb8c1074958355bec3e4e5afddea236ff693b23a31c105029b56aa9cbf

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