PDF static analysis report

Static analysis result for SHA-256 bfe23dd172d933e4…

SUSPICIOUS

PDF

41.7 KB Created: 2021-05-01 05:34:40 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-16
MD5: b58e5c126e0895eb0db0c1da4ec4ffff SHA-1: b4ca1e9d34ef443d3349d36370261b1b9b5b92a0 SHA-256: bfe23dd172d933e44af387ccc53ee6d5bcfe361c1e78a415fff843a82b9d83d2
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF contains embedded URLs and a visual download button lure, strongly suggesting an attempt to trick the user into downloading a payload. The ML classifier also flagged the PDF as malicious. The document body and extracted URLs indicate a theme of game hacks and cheats, likely a pretext for delivering malware.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9941

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/roblox-boxing-sim-hacks-game-hack PDF link annotation
    • https://fridaytravelnepal.com/userfiles/files/free-robux-xbox-one-2021.pdfIn PDF document text
    • https://fridaytravelnepal.com/userfiles/files/how-to-hack-skywars-roblox.pdfIn PDF document text
    • https://fridaytravelnepal.com/userfiles/files/earn-free-robux-online-no-survey.pdfIn PDF document text
    • https://fridaytravelnepal.com/userfiles/files/bleus-free-robux.pdfIn PDF document text
    • https://fridaytravelnepal.com/userfiles/files/roblox-cheat-level-200-arcane-adventures.pdfIn PDF document text
    • https://fridaytravelnepal.com/userfiles/files/free-roblox-and-tix.pdfIn PDF document text
    • https://fridaytravelnepal.com/userfiles/files/getbucks-free-roblox.pdfIn PDF document text
    • https://fridaytravelnepal.com/userfiles/files/roblox-csgo-skins-hack.pdfIn PDF document text
    • https://fridaytravelnepal.com/userfiles/files/roblox-studio-free-templates.pdfIn PDF document text
    • https://fridaytravelnepal.com/userfiles/files/roblox-how-to-get-builders-club-for-free.pdfIn PDF document text
    • https://freerobux.cyouIn 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
stream_003_off000041b1.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x41B1 27576 bytes
SHA-256: 3bdd12cf61e90563b4711c6f0c35e9e815b7b4ca6c48de110d2d70dc6f1c096a
font_01_sfnt_off00007fcc.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x7FCC 18848 bytes
SHA-256: 386dd1ee4386d3bab65b9acca9948524b6287b93d5c0a2f6fa3812b3ee559373

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