PDF static analysis report

Static analysis result for SHA-256 0f183d66cc47d477…

SUSPICIOUS

PDF

34.2 KB Created: 2021-06-29 03:39:09 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27
MD5: ad82b391207d2e883c6c26742bffba80 SHA-1: 54de72fc3f3659f01996647f957a7994b00792a6 SHA-256: 0f183d66cc47d477ca0c0daed45ccb2ac0593c9b7869cbb2a9272bde09bf403a
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains numerous links and references to 'free Robux' and 'Coin Master free spins', suggesting a lure for users seeking in-game advantages. The presence of an external URI pointing to 'netcdn.co' indicates a potential download location for a second-stage payload. The ML classifier strongly flagged this PDF as malicious, supporting the suspicious nature of the content.

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/hack-robux-2021-game-hack PDF link annotation
    • https://library.uigm.ac.id/repository/free-robux-generator-2021_GM431946152.pdfIn PDF document text
    • https://library.uigm.ac.id/repository/free-2021-robux-kazokyt-game_GM431946152.pdfIn PDF document text
    • https://library.uigm.ac.id/repository/free-minecraft-skins_GM479516143.pdfIn PDF document text
    • https://library.uigm.ac.id/repository/roblox-its-free_GM431946152.pdfIn PDF document text
    • https://library.uigm.ac.id/repository/all-of-the-free-stuff-in-roblox_GM431946152.pdfIn PDF document text
    • https://library.uigm.ac.id/repository/coin-master-free-spins-links-app_GM406889139.pdfIn PDF document text
    • https://library.uigm.ac.id/repository/how-to-get-free-robux-on-iphone_GM431946152.pdfIn PDF document text
    • https://library.uigm.ac.id/repository/roblox-invincibility-cheat_GM431946152.pdfIn PDF document text
    • https://library.uigm.ac.id/repository/coin-master-free-blogspot_GM406889139.pdfIn PDF document text
    • https://library.uigm.ac.id/repository/denis-free-robux-obby-omg_GM431946152.pdfIn PDF document text
    • https://library.uigm.ac.id/repository/windows-10-minecraft-hacks_GM479516143.pdfIn PDF document text
    • https://library.uigm.ac.id/repository/roblox-rape-hack_GM431946152.pdfIn PDF document text
    • https://library.uigm.ac.id/repository/free-robux-gift-card-codes-live_GM431946152.pdfIn PDF document text
    • https://library.uigm.ac.id/repository/wwwcoin-master-free-spincom_GM406889139.pdfIn PDF document text
    • https://library.uigm.ac.id/repository/how-to-do-attack-seed-hack-roblox_GM431946152.pdfIn PDF document text
    • https://library.uigm.ac.id/repository/coin-master-15-free-spin-link-of-last-5-days_GM406889139.pdfIn PDF document text
    • https://library.uigm.ac.id/repository/how-to-win-free-robux_GM431946152.pdfIn PDF document text
    • https://library.uigm.ac.id/repository/roblox-iphone-cheats_GM431946152.pdfIn PDF document text
    • https://library.uigm.ac.id/repository/minecraft-apk-free-download_GM479516143.pdfIn PDF document text
    • https://library.uigm.ac.id/repository/is-there-any-way-to-get-free-robux_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
font_00_sfnt_off00002e50.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x2E50 22536 bytes
SHA-256: 1dd02411a7d13bb613ee881b522e89e62a3da11a121dd3456c02733fd57c6736
font_01_sfnt_off0000602f.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x602F 19124 bytes
SHA-256: af77b6b8153e1832c5efaff6712364c04c1dd45c9e9ccf844d82674581f7f50b

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