PDF static analysis report

Static analysis result for SHA-256 b486b520cc2a632f…

SUSPICIOUS

PDF

35.0 KB Created: 2021-06-28 15:48:21 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27
MD5: eb3ad7b819bab0f4cf51cc3721419d23 SHA-1: ecc4803c64604544d072085d48290787a4f69af7 SHA-256: b486b520cc2a632f417beb3b6ab3318cc4f96710214b57271f8b7b6ec336c498
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1204.002 Malicious Link

The PDF document contains numerous embedded URLs and text referencing game hacks for Roblox and Coin Master, strongly suggesting a lure to a malicious website. The ML classifier also flagged this PDF with high confidence. The primary IOC is the external URI pointing to a potential malware download or credential harvesting page.

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.co/app/431946152/how-to-hack-roblox-account-cookie-game-hack PDF link annotation
    • https://tnupacktour.com.tw/image/data/files/robloxcom-robux-tampermoney-hack_GM431946152.pdfIn PDF document text
    • https://tnupacktour.com.tw/image/data/files/roblox-character-girl-free_GM431946152.pdfIn PDF document text
    • https://tnupacktour.com.tw/image/data/files/master-free-spin-and-coin-links-html-m-1_GM406889139.pdfIn PDF document text
    • https://tnupacktour.com.tw/image/data/files/free-robux-codes_GM431946152.pdfIn PDF document text
    • https://tnupacktour.com.tw/image/data/files/coin-master-free-daily-spins-and-coins_GM406889139.pdfIn PDF document text
    • https://tnupacktour.com.tw/image/data/files/coin-master-hack-dot-xyz_GM406889139.pdfIn PDF document text
    • https://tnupacktour.com.tw/image/data/files/robux-gift-card-free_GM431946152.pdfIn PDF document text
    • https://tnupacktour.com.tw/image/data/files/coin-master-ad_GM406889139.pdfIn PDF document text
    • https://tnupacktour.com.tw/image/data/files/roblox-anti-speed-hack-fe_GM431946152.pdfIn PDF document text
    • https://tnupacktour.com.tw/image/data/files/como-tener-dinero-infinito-en-jailbreak-roblox-hack_GM431946152.pdfIn PDF document text
    • https://tnupacktour.com.tw/image/data/files/60-free-spins-coin-master_GM406889139.pdfIn PDF document text
    • https://tnupacktour.com.tw/image/data/files/3-roblox-games-that-give-you-free-robux_GM431946152.pdfIn PDF document text
    • https://tnupacktour.com.tw/image/data/files/hack-coin-master-for-android_GM406889139.pdfIn PDF document text
    • https://tnupacktour.com.tw/image/data/files/free-unlimited-coin-master-400-spin-link_GM406889139.pdfIn PDF document text
    • https://tnupacktour.com.tw/image/data/files/com-hackear-roblox_GM431946152.pdfIn PDF document text
    • https://tnupacktour.com.tw/image/data/files/free-robux-co_GM431946152.pdfIn PDF document text
    • https://tnupacktour.com.tw/image/data/files/how-to-hack-peoples-roblox-accounts_GM431946152.pdfIn PDF document text
    • https://tnupacktour.com.tw/image/data/files/coin-master-hack-2021-ios_GM406889139.pdfIn PDF document text
    • https://tnupacktour.com.tw/image/data/files/how-to-get-free-robux-without-verification_GM431946152.pdfIn PDF document text
    • https://tnupacktour.com.tw/image/data/files/roblox-hack-apk_GM431946152.pdfIn PDF document text
    • http://en.wikipedia.org/wiki/MIT_LicenseIn PDF document text

Extracted artifacts 2

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00002fc8.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x2FC8 22944 bytes
SHA-256: e43d4547aaf027107e80ec217b77bb0db4ecaeb2bd1d798dafda170b264ac922
font_01_sfnt_off00006368.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x6368 19184 bytes
SHA-256: 36c6129c8e2a7cc1361f3c230d3b28ee5c7c19e552ea4cb33c53c74d0522f263