PDF static analysis report

Static analysis result for SHA-256 b6255c6c90c17a0c…

SUSPICIOUS

PDF

35.5 KB Created: 2021-06-18 04:23:04 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27
MD5: 031d01c555bec3ac5b7b809770d52b88 SHA-1: aed7dd4450cfd427c8c8118c4b40dc2ec3ed81e8 SHA-256: b6255c6c90c17a0ca53d06bd2f7dba07c9b91359adb91e2c46930bdb6112e821
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains numerous links to external websites, many of which are related to game hacks and free currency for popular games like Roblox and Coin Master. The ML classifier strongly flagged this PDF as malicious, and the presence of embedded URLs suggests an attempt to redirect users to malicious sites. While no scripts were explicitly extracted, the document's structure and content indicate a phishing or malware distribution attempt, likely initiated via spearphishing attachment.

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/free-gift-cards-2021-roblox-working-game-hack PDF link annotation
    • http://altc.de/images/coin-master-free-spins_GM406889139.pdfIn PDF document text
    • http://altc.de/images/how-to-hack-roblox-jailbreak-mobile_GM431946152.pdfIn PDF document text
    • http://altc.de/images/free-ways-to-get-robux_GM431946152.pdfIn PDF document text
    • http://altc.de/images/how-to-get-free-spins-on-coin-master_GM406889139.pdfIn PDF document text
    • http://altc.de/images/why-cheat-engine-doesnt-work-in-roblox_GM431946152.pdfIn PDF document text
    • http://altc.de/images/was-minecraft-ever-free_GM479516143.pdfIn PDF document text
    • http://altc.de/images/free-robux-100-no-survey_GM431946152.pdfIn PDF document text
    • http://altc.de/images/coin-master-levels_GM406889139.pdfIn PDF document text
    • http://altc.de/images/hey-google-how-do-you-get-free-robux_GM431946152.pdfIn PDF document text
    • http://altc.de/images/roblox-hack-to-go-through-walls_GM431946152.pdfIn PDF document text
    • http://altc.de/images/free-roblox-card_GM431946152.pdfIn PDF document text
    • http://altc.de/images/free-coins-coin-master_GM406889139.pdfIn PDF document text
    • http://altc.de/images/coin-master-redeem-code-free_GM406889139.pdfIn PDF document text
    • http://altc.de/images/coin-master-link-daily-get-free-spins-amp_GM406889139.pdfIn PDF document text
    • http://altc.de/images/free-roblox-generator-just-enter-password_GM431946152.pdfIn PDF document text
    • http://altc.de/images/roblox-generator-with-verification-thats-down-loading-free_GM431946152.pdfIn PDF document text
    • http://altc.de/images/free-spins-coin-master-twitter_GM406889139.pdfIn PDF document text
    • http://altc.de/images/rbxoffer-com-free-robux_GM431946152.pdfIn PDF document text
    • http://altc.de/images/how-to-hack-power-training-simulator-roblox_GM431946152.pdfIn PDF document text
    • http://altc.de/images/how-to-get-free-robux-no-verification_GM431946152.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_off00003256.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x3256 22304 bytes
SHA-256: 621d7933d4fb026a876756d6b543d20873b0ad83e8f5c7702085598ac94b0ada
font_01_sfnt_off000063cd.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x63CD 19632 bytes
SHA-256: 0ec63a87a910112cc5f24e5187e94d846770b806d30486167dd85e2496ecf100