PDF static analysis report

Static analysis result for SHA-256 7e83a0710670fc44…

SUSPICIOUS

PDF

47.9 KB Created: 2021-06-10 23:23:29 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27
MD5: ede61f48ba84d8309b55ddec9634200d SHA-1: d6c952519be7d7da7cc96bf6bb70612c7166c029 SHA-256: 7e83a0710670fc44651167d1e1a7b4d7c73c2b09a4b6b7cb417b435b293cedcd
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains embedded URLs and a visual call-to-action, strongly suggesting it is designed to trick users into downloading malicious content. The primary URL points to a site offering 'Roblox Hack-robux Hack 2021', indicating a lure for game cheats or exploits. The ML classifier also flagged this PDF as malicious with high confidence.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9796

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 https://netcdn.tw/app/431946152/roblox-hack-robux-hack-2021-game-hack PDF link annotation
    • https://www.wco.org.uk/uploads/files/files/_GM479516143.pdfIn PDF document text
    • https://www.wco.org.uk/uploads/files/files/tiktok-free-like-and-followers_GM835599320.pdfIn PDF document text
    • https://www.wco.org.uk/uploads/files/files/mcpe-master-hack-coin-apk_GM406889139.pdfIn PDF document text
    • https://www.wco.org.uk/uploads/files/files/free-robux-please_GM431946152.pdfIn PDF document text
    • https://www.wco.org.uk/uploads/files/files/coin-master-app-free-download_GM406889139.pdfIn PDF document text
    • https://www.wco.org.uk/uploads/files/files/minecraft-diamond-finder-hack_GM479516143.pdfIn PDF document text
    • https://www.wco.org.uk/uploads/files/files/actual-free-robux_GM431946152.pdfIn PDF document text
    • https://www.wco.org.uk/uploads/files/files/free-robux-no-verify_GM431946152.pdfIn PDF document text
    • https://www.wco.org.uk/uploads/files/files/haktuts-2021-coin-master-free-spin-link_GM406889139.pdfIn PDF document text
    • https://www.wco.org.uk/uploads/files/files/free-robux-just-enter-username-and-password_GM431946152.pdfIn PDF document text
    • https://www.wco.org.uk/uploads/files/files/coin-master-spin-hack_GM406889139.pdfIn PDF document text
    • https://www.wco.org.uk/uploads/files/files/free-spin-link-coin-master-app_GM406889139.pdfIn PDF document text
    • https://www.wco.org.uk/uploads/files/files/free-roblox-gift-cards-december-2021_GM431946152.pdfIn PDF document text
    • https://www.wco.org.uk/uploads/files/files/coin-master-free-coins-2021_GM406889139.pdfIn PDF document text
    • https://www.wco.org.uk/uploads/files/files/coin-master-hack-spins-ios_GM406889139.pdfIn PDF document text
    • https://www.wco.org.uk/uploads/files/files/rbxoffer-com-free-robux_GM431946152.pdfIn PDF document text
    • https://www.wco.org.uk/uploads/files/files/www-free-robux_GM431946152.pdfIn PDF document text
    • https://www.wco.org.uk/uploads/files/files/minecraft-skins-free-girl_GM479516143.pdfIn PDF document text
    • https://www.wco.org.uk/uploads/files/files/free-robux-generator-2021_GM431946152.pdfIn PDF document text
    • https://www.wco.org.uk/uploads/files/files/coin-drop-master-free_GM406889139.pdfIn PDF document text
    • http://en.wikipedia.org/wiki/MIT_LicenseIn PDF document text

Extracted artifacts 3

Files carved from inside the sample during analysis.

FilenameKindSourceSize
stream_004_off00004f35.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x4F35 27388 bytes
SHA-256: f89d7e46eb0a3be65a645b713183e2a0164b78ceb0070bce1a6a031ebe9a47c1
font_01_sfnt_off00008d0f.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x8D0F 2824 bytes
SHA-256: 94c1b019735d7e491765340abe50b2897410e2ec65ecf141c08bd9f2220897c4
font_02_sfnt_off000096bd.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x96BD 18756 bytes
SHA-256: 6d81e911e0460e82cdf2edb0434d946506f98a3f39fd6cda4325b013842c0742