PDF static analysis report

Static analysis result for SHA-256 ac45bffdb8b450b4…

SUSPICIOUS

PDF

45.3 KB Created: 2021-04-30 10:21:49 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-17
MD5: c4e5e1cde1125db5a2a36830b8185b38 SHA-1: 41f1160c8f7cc448fc2f838e8a757ceb1e88c6eb SHA-256: ac45bffdb8b450b49aae6c9bfb07209193bf4fb25393228068ac88e3566ab129
50 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains multiple embedded URLs and a prominent link in the document body, all related to Roblox game hacks and free currency. The ML classifier strongly flagged this PDF as malicious. The presence of these links suggests the document is designed to trick users into visiting potentially malicious websites for exploits or phishing, aligning with a spearphishing attachment attack pattern.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9825

Heuristics 4

  • Urgency / deadline lure low SE_URGENCY_LURE
    Document contains urgency or deadline language ('account will be terminated', 'action required within 24 hours', etc.) — useful context, but low-signal without other findings
  • 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/how-to-do-script-hacks-on-roblox-game-hack PDF link annotation
    • https://fridaytravelnepal.com/userfiles/files/free-roblox-hack-without-human-verification.pdfIn PDF document text
    • https://fridaytravelnepal.com/userfiles/files/invisible-hack-roblox-jailbreak.pdfIn PDF document text
    • https://fridaytravelnepal.com/userfiles/files/free-robux-just-watch-ads.pdfIn PDF document text
    • https://fridaytravelnepal.com/userfiles/files/free-model-purchase-request-roblox.pdfIn PDF document text
    • https://fridaytravelnepal.com/userfiles/files/lyce-de-roblox-2-hack.pdfIn PDF document text
    • https://fridaytravelnepal.com/userfiles/files/free-robux-without-verification-or-survey.pdfIn PDF document text
    • https://fridaytravelnepal.com/userfiles/files/roblox-hack-set-robux-2021.pdfIn PDF document text
    • https://fridaytravelnepal.com/userfiles/files/afk-hacker-roblox.pdfIn PDF document text
    • https://fridaytravelnepal.com/userfiles/files/bleus-free-robux.pdfIn PDF document text
    • https://fridaytravelnepal.com/userfiles/files/hacks-in-jailbreak-roblox.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 3

Files carved from inside the sample during analysis.

FilenameKindSourceSize
stream_003_off0000424b.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x424B 27132 bytes
SHA-256: e784d0f6470e0e13facea0c4dc81cda69b293b449cdeaf488bc666cd72f9fabf
font_01_sfnt_off00008086.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x8086 3884 bytes
SHA-256: 40b61f8938bd710dc29dc58ba3fde91c245a6a69596ec569b4d27c769ca417cf
font_02_sfnt_off00008d2e.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x8D2E 18912 bytes
SHA-256: 87a8c1ffadff2b4651a8ecd239663665d08cc65e6d3feb4587ad656f6dad5d71

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