PDF static analysis report

Static analysis result for SHA-256 c67f75442f2a6635…

SUSPICIOUS

PDF

38.1 KB Created: 2021-05-15 03:05:30 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27
MD5: 352129e03a412e35f34d90dd985ed2f2 SHA-1: cae84d3c12edb1cfd1a285cabfdaca3b4904701e SHA-256: c67f75442f2a6635d50440e3d265f24186c8837b8a05d1c59d1aadce6aaa594f
52 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains a lure for free Roblox money, impersonating the brand and directing users to a suspicious URL. The heuristic 'SE_BRAND_CREDENTIAL_PHISH' indicates brand impersonation and a mismatched link host, strongly suggesting a phishing attempt. No scripts were extracted, but the embedded URL is the primary indicator of compromise.

Machine Learning

  • Nyx PDF Classifier clean score 0.0334

Heuristics 4

  • Brand-impersonation credential phishing lure high SE_BRAND_CREDENTIAL_PHISH
    Document impersonates a well-known consumer brand and uses account-security / verification language ('unusual activity', 'account on hold', 'verify your account') to steer the reader to a credential-harvesting link. Corroborated by: call-to-action link host does not match the impersonated brand: https://netcdn.xyz/app/431946152/how-do-you-get-free-roblox-money-game-hack.
  • 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-do-you-get-free-roblox-money-game-hack PDF link annotation
    • 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_off00003464.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x3464 26896 bytes
SHA-256: 71d7792399444241d55b6a9cf9f33a8d25086ac9856dd934fbc1a0582dbb3a61
font_01_sfnt_off0000713f.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x713F 19064 bytes
SHA-256: 94f9efcc29addd786a26302115b4c31227e6eded102cc07b8eb042232f1d4f5b

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