PDF static analysis report

Static analysis result for SHA-256 47ea91ac4e1635b5…

SUSPICIOUS

PDF

43.9 KB Created: 2021-05-14 22:33:35 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27
MD5: efd79fd34790f03746d5cc667c3c2786 SHA-1: eed12621054412f6b3827c56989cb1e63d110185 SHA-256: 47ea91ac4e1635b55de7f4fc6ff9da87269ff35df3f3206e91fed8895038acd0
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains numerous embedded URLs and a prominent external URI pointing to sites offering 'free Robux' and game hacks, suggesting a lure for downloading potentially unwanted software. The ML classifier also flagged this PDF as malicious. Although no scripts were explicitly extracted, the presence of embedded links and the nature of the lures indicate a phishing or social engineering attack vector, likely initiated via email attachment.

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/431946152/free-robux-no-verification-2021-android-game-hack PDF link annotation
    • https://pemadamapi.net/images/coin-master-offline-hack_GM406889139.pdfIn PDF document text
    • https://pemadamapi.net/images/roblox-avatar-girl_GM431946152.pdfIn PDF document text
    • https://pemadamapi.net/images/bloxland-earn-free-robux_GM431946152.pdfIn PDF document text
    • https://pemadamapi.net/images/free-robux-generator-2021-no-human-verification-or-survey_GM431946152.pdfIn PDF document text
    • https://pemadamapi.net/images/coin-master-daily-free-spins-link-app_GM406889139.pdfIn PDF document text
    • https://pemadamapi.net/images/free-roblox-generator_GM431946152.pdfIn PDF document text
    • https://pemadamapi.net/images/roblox-download_GM431946152.pdfIn PDF document text
    • https://pemadamapi.net/images/wurst-download_GM479516143.pdfIn PDF document text
    • https://pemadamapi.net/images/coin-master-2021-free-spins-link_GM406889139.pdfIn PDF document text
    • https://pemadamapi.net/images/minecraft-for-free-games_GM479516143.pdfIn PDF document text
    • https://pemadamapi.net/images/coin-master-free-spins-facebook_GM406889139.pdfIn PDF document text
    • https://pemadamapi.net/images/free-spin-coin-master-link-2021_GM406889139.pdfIn PDF document text
    • https://pemadamapi.net/images/roblox-apk-hack_GM431946152.pdfIn PDF document text
    • https://pemadamapi.net/images/claimrbx-free-robux_GM431946152.pdfIn PDF document text
    • https://pemadamapi.net/images/minecraft-hacks-wurst_GM479516143.pdfIn PDF document text
    • https://pemadamapi.net/images/free-minecraft-account-and-password_GM479516143.pdfIn PDF document text
    • https://pemadamapi.net/images/get-free-robux-no-human-verification_GM431946152.pdfIn PDF document text
    • https://pemadamapi.net/images/coin-master-free-spins-and-coins_GM406889139.pdfIn PDF document text
    • https://pemadamapi.net/images/coin-master-hack-online-without-human-verification_GM406889139.pdfIn PDF document text
    • https://pemadamapi.net/images/how-to-get-minecraft-for-free-on-nintendo-switch_GM479516143.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
stream_003_off00004bbc.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x4BBC 25280 bytes
SHA-256: 3733e5068b281c61f003629fcddc1a6d544e801e637ab3cbe7d976c916eb1899
font_01_sfnt_off00008681.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x8681 19176 bytes
SHA-256: 2db8195158682863467aa5049c27493158ce29af4e73d213a7d216c5b0c72741