PDF static analysis report

Static analysis result for SHA-256 ef86b4b2ffe44553…

CLEAN

PDF

316.0 KB Authoring application: Skia/PDF m150 Google Docs Renderer First seen: 2026-05-27
MD5: 171b1359bbef1550ef72b9799ffc6e28 SHA-1: 57e21ae48e1ac99271391255d56c35d6a3ab920e SHA-256: ef86b4b2ffe445530e88efe9b0ba5b0f1c2c6f7a0b2a912ae9e2f2a6c2fd14e4
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 4

Files carved from inside the sample during analysis.

FilenameKindSourceSize
stream_022_off0002bced.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x2BCED 150316 bytes
SHA-256: 314164698dcd254ebf8895d14e70c9264367cbc1417bdbd6e0eec8045a3395ae
font_01_sfnt_off00034a29.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x34A29 220780 bytes
SHA-256: f91b363df35c89abd10f1b74970f2be596ef427093c0804e3a9d6a9cb3588a76
font_02_sfnt_off00044e0d.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x44E0D 51768 bytes
SHA-256: 169623166259fdc4c284d3df4c9ef6143881b4dadb49556b9ccaf45963468a61
font_03_sfnt_off0004b3f3.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x4B3F3 6096 bytes
SHA-256: 03c02e05377f87b7ffcfeecda6ee9d693b22f57d196f7e92f5eec09b0c4d8096

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