PDF static analysis report

Static analysis result for SHA-256 b37dece5d5529b46…

SUSPICIOUS

PDF

33.9 KB Created: 2021-07-05 11:49:09 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-17
MD5: 6086a67c45b325f4b661257c2f1ff1bf SHA-1: 0b873074e106c108a315acd93d5b819dae69db46 SHA-256: b37dece5d5529b4670a67f2d69ae496be5cc7b1bdea6367858ed33b6adb23977
42 Risk Score

Malware Insights

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

The PDF document contains numerous embedded URLs advertising game hacks and free in-game currency, strongly suggesting a lure for users to download malicious files. The ML classifier also flagged this PDF with high confidence. The primary IOC is the URL http://netcdn.tw/app/406889139/hack-game-plus-com-coin-master-game-hack, which is directly referenced in the document body and heuristics.

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/hack-game-plus-com-coin-master-game-hack PDF link annotation
    • http://gts.edu.gh/library/repository/btools-script-roblox-hack_GM431946152.pdfIn PDF document text
    • http://gts.edu.gh/library/repository/roblox-database-hack_GM431946152.pdfIn PDF document text
    • http://gts.edu.gh/library/repository/minecraft-free-unblocked_GM479516143.pdfIn PDF document text
    • http://gts.edu.gh/library/repository/app-store-coin-master-free-spins_GM406889139.pdfIn PDF document text
    • http://gts.edu.gh/library/repository/gete-free-robux_GM431946152.pdfIn PDF document text
    • http://gts.edu.gh/library/repository/roblox-how-to-make-a-cool-avatar-free_GM431946152.pdfIn PDF document text
    • http://gts.edu.gh/library/repository/tiradas-coin-master_GM406889139.pdfIn PDF document text
    • http://gts.edu.gh/library/repository/how-to-get-free-robux-on-android-without-human-verification_GM431946152.pdfIn PDF document text
    • http://gts.edu.gh/library/repository/coin-master-free-spins-link-2021_GM406889139.pdfIn PDF document text
    • http://gts.edu.gh/library/repository/free-tonk-roblox_GM431946152.pdfIn PDF document text
    • http://gts.edu.gh/library/repository/roblox-download-pc-free_GM431946152.pdfIn PDF document text
    • http://gts.edu.gh/library/repository/get-free-robux-without-human-verification_GM431946152.pdfIn PDF document text
    • http://gts.edu.gh/library/repository/free-roblox-account-with-obc-lifetime-2021_GM431946152.pdfIn PDF document text
    • http://gts.edu.gh/library/repository/roblox-hotel-empire-tycoon-cheats_GM431946152.pdfIn PDF document text
    • http://gts.edu.gh/library/repository/free-robux-no-offers_GM431946152.pdfIn PDF document text
    • http://gts.edu.gh/library/repository/how-to-edit-script-for-roblox-hack_GM431946152.pdfIn PDF document text
    • http://gts.edu.gh/library/repository/roblox-ho-i-get-free-robux_GM431946152.pdfIn PDF document text
    • http://gts.edu.gh/library/repository/how-to-make-a-private-server-in-roblox-for-free_GM431946152.pdfIn PDF document text
    • http://gts.edu.gh/library/repository/can-you-hack-roblox-for-rebirths_GM431946152.pdfIn PDF document text
    • http://gts.edu.gh/library/repository/coin-master-mod-version-free-download_GM406889139.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
font_00_sfnt_off00002df2.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x2DF2 22756 bytes
SHA-256: 67671a7ab9561bbe558b372ab96f841801975fd609619e7beb683a44f2482d74
font_01_sfnt_off000060e2.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x60E2 18632 bytes
SHA-256: 3c33294d3414a45f45e6e07bb3b996cc1dbed2c0be7322c0e11ea513fb679d71

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