Malicious PDF — malware analysis report

Static analysis result for SHA-256 0437eb2e4ebc3ece…

MALICIOUS

PDF

430.6 KB Authoring application: Skia/PDF m150 Google Docs Renderer First seen: 2026-05-19
MD5: 69c90e4a1b7825cf0f45a5ea8a9411d8 SHA-1: 79da7451ebc67e3238bb84a15337af4111b5549d SHA-256: 0437eb2e4ebc3ece4a258d738a20cf895c15d18899f4a69fdda7c9088a75029b
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 6

Files carved from inside the sample during analysis.

FilenameKindSourceSize
stream_033_off0004d61b.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x4D61B 18240 bytes
SHA-256: 33e060654ed1208fc726f2323a8a9e7d9de6f6c8c2aedd340c7ed605b422fc95
stream_042_off0005110a.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x5110A 153576 bytes
SHA-256: eb2b5ccfedfa22e2beb781f59dbf539b91eca20998faa231612fe955d048ec56
font_00_sfnt_off0004103e.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x4103E 25352 bytes
SHA-256: 35aeb2a9108963dd29fe9fad415ac28c2aea36bca40f0def5fa19e8e279d6d97
font_01_sfnt_off00050840.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x50840 13456 bytes
SHA-256: 4237c764fe58c7ff59a38f0ba44f8db96f3a0483616945b7bef44aa3a8a5d7b4
font_03_sfnt_off0005a8d2.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x5A8D2 219720 bytes
SHA-256: a81433ddd1b3f1b37b465f33ae155d5b9559eb52c40357ec634d5e9662212541
font_04_sfnt_off0006a356.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x6A356 29104 bytes
SHA-256: f5b5feadffca8b59a85af21283be1b3c443b2a3aa5123d66f223ba27bf0c0953

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