Malicious PDF — malware analysis report

Static analysis result for SHA-256 c591534703d36c96…

MALICIOUS

PDF

161.1 KB Authoring application: Skia/PDF m150 Google Docs Renderer First seen: 2026-05-21
MD5: 282cd4b0735df4a3bdd3eb74e1b02263 SHA-1: a3b0b02102aa20519c4ff366c0d9586c79a4734b SHA-256: c591534703d36c960d439f7e7ee01171cd4d99be8a8ad09649ce299b6d3b5d53
60 Risk Score

Machine Learning

  • Nyx PDF Classifier clean score 0.0001

Heuristics 1

  • Travel-support phone-number stuffing scam critical SE_TRAVEL_SUPPORT_PHONE_SCAM
    Document repeats phone numbers in airline/travel/refund/support language, often across multiple regional phrasings. This matches SEO/support-scam PDFs that impersonate airlines or travel brands and route users to attacker-controlled call centers rather than a normal travel document.
🗂 Part of campaign: shared payload fa790acd85 90 samples

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_011_off0001717d.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x1717D 146812 bytes
SHA-256: 4b2f82f248d05283e1b0ac9225521aa7a7a13efd4bcb732d9a0d9801031505ea
font_01_sfnt_off0001f461.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x1F461 45052 bytes
SHA-256: 8ad721f5f81d6decbac372769acd3c569bf60edeb0a167125f0a9713bda96c3f
font_02_sfnt_off00025cc6.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x25CC6 217020 bytes
SHA-256: fa790acd85c5f2dd82c32029e23bb53427a55a09ac3bd416e6d869759fa35834

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