PDF static analysis report

Static analysis result for SHA-256 2087ecfb1faf96c8…

SUSPICIOUS

PDF

44.1 KB Created: 2021-05-16 22:30:29 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27
MD5: 7194da2bb5f6a673412354b6331c3e97 SHA-1: 09275ee4a7a8457ef09662112ac17bf430460b0f SHA-256: 2087ecfb1faf96c85d2c7c9f5b4dc1035038cfbde95661f3665ff52d0de1730f
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains multiple embedded URLs and a visual download button lure, strongly suggesting an attempt to trick the user into downloading a secondary payload. The ML classifier also flagged this PDF as malicious with high confidence. The primary URL points to a "coin-master-hack-2021-no-survey-game-hack", indicating a social engineering lure for game-related cheats.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9969

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.xyz/app/406889139/coin-master-hack-2021-no-survey-game-hack PDF link annotation
    • https://www.gvandenakker.nl/images/free-robux-no-survey_GM431946152.pdfIn PDF document text
    • https://www.gvandenakker.nl/images/robux-gift-card-free_GM431946152.pdfIn PDF document text
    • https://www.gvandenakker.nl/images/how-to-hack-coin-master-without-root_GM406889139.pdfIn PDF document text
    • https://www.gvandenakker.nl/images/password-free-roblox-accounts_GM431946152.pdfIn PDF document text
    • https://www.gvandenakker.nl/images/hack-coin-master-download_GM406889139.pdfIn PDF document text
    • https://www.gvandenakker.nl/images/coin-master-sound-daily-free-spins-link-today_GM406889139.pdfIn PDF document text
    • https://www.gvandenakker.nl/images/coin-master-firebird-card-free_GM406889139.pdfIn PDF document text
    • https://www.gvandenakker.nl/images/free-robux-codes-no-verification-2021_GM431946152.pdfIn PDF document text
    • https://www.gvandenakker.nl/images/free-spin-today-coin-master_GM406889139.pdfIn PDF document text
    • https://www.gvandenakker.nl/images/coin-master-free-stars_GM406889139.pdfIn PDF document text
    • https://www.gvandenakker.nl/images/coin-master-free-link-spin_GM406889139.pdfIn PDF document text
    • https://www.gvandenakker.nl/images/free-coin-master-spins-2021_GM406889139.pdfIn PDF document text
    • https://www.gvandenakker.nl/images/how-to-get-free-robux-generator_GM431946152.pdfIn PDF document text
    • https://www.gvandenakker.nl/images/coin-master--hack_GM406889139.pdfIn PDF document text
    • https://www.gvandenakker.nl/images/how-to-add-mods-to-minecraft-pe_GM479516143.pdfIn PDF document text
    • https://www.gvandenakker.nl/images/how-to-make-a-modded-minecraft-server-for-free_GM479516143.pdfIn PDF document text
    • https://www.gvandenakker.nl/images/free-coin-master-spins_GM406889139.pdfIn PDF document text
    • https://www.gvandenakker.nl/images/free-coins-coin-master-blog_GM406889139.pdfIn PDF document text
    • https://www.gvandenakker.nl/images/minecraft-pe-016-0-apk-download-free_GM479516143.pdfIn PDF document text
    • https://www.gvandenakker.nl/images/free-coins-coin-master-iphone_GM406889139.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_off00004c0a.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x4C0A 26708 bytes
SHA-256: 4a1aec821a37472ba9011826e443143d139f4b8a2542d18aad1b76586499a6bc
font_01_sfnt_off000088fd.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x88FD 18552 bytes
SHA-256: c3f31fea82a5bc0b6f37db2e9e7827f94c525198a16fffe56d68997f31e8d0b7