PDF static analysis report

Static analysis result for SHA-256 b4c52e64679bc6d1…

CLEAN

PDF

263.2 KB Authoring application: Skia/PDF m150 Google Docs Renderer First seen: 2026-05-25
MD5: 517df68685afb2384480c60ce55e529f SHA-1: 5b3b3df13d1967d029e2469b68ad96f07ebfebf1 SHA-256: b4c52e64679bc6d1c7ff123b4b313588860fe007e9e75ec05b47be9f79c36b20
20 Risk Score

Machine Learning

  • Nyx PDF Classifier clean score 0.0001

Heuristics 1

  • Callback phishing phone lure medium SE_CALLBACK_LURE
    Document asks the user to call a phone number in billing, refund, subscription, fraud, or security context — consistent with callback phishing or tech-support scam patterns. Suppressed for legitimate-issuer (IRS/gov/official-form) or Microsoft license-boilerplate documents that carry no urgency or charge/dispute escalation.

Related samples 8

Ranked by shared artifacts, heuristics, extracted URLs, CVEs, and signatures.

Full JSON: related samples API

Extracted artifacts 7

Files carved from inside the sample during analysis.

FilenameKindSourceSize
stream_015_off0001ebb5.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x1EBB5 18240 bytes
SHA-256: 40e421321e795e26ef42df8f532d3ea5ea8f2c595c2f46e8bbf04c2cd9121b4a
stream_020_off0002113b.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x2113B 150432 bytes
SHA-256: d0e870b8977de6bd6268e7b900f8a405da97d2b71173ca3b00d908d52c5454e0
font_01_sfnt_off0003535c.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x3535C 13508 bytes
SHA-256: bd9e83287b0d68b69d51ade3b1a6d88c9d79616100fdc6bf8b94f35bdafefa18
font_02_sfnt_off000375c2.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x375C2 221672 bytes
SHA-256: a7cd16084d175f6b911e09f4aec11053f701f3a8bdf5414f2c39a9ceafde9675
font_03_sfnt_off00038a8a.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x38A8A 55948 bytes
SHA-256: 3c6051093235d69c49bba294c3800b69fb67854306ce9e7943d0d6d3649bd30d
font_04_sfnt_off0003cb42.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x3CB42 47820 bytes
SHA-256: c37ff9f7ac38071c5562ac4531b40d9dd44e418c77721c770c79c0dc31a9a670
font_05_sfnt_off000404ac.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x404AC 6096 bytes
SHA-256: 03c02e05377f87b7ffcfeecda6ee9d693b22f57d196f7e92f5eec09b0c4d8096

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