PDF static analysis report

Static analysis result for SHA-256 2faeb71c7ba6e973…

SUSPICIOUS

PDF

44.0 KB Created: 2021-04-28 00:51:15 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27
MD5: 0f03fa85601bb593c5a4a772ef1a5f9c SHA-1: 13fd4fabdca036a963901d91565a673b9988836b SHA-256: 2faeb71c7ba6e973a982430624d9a792b2e9eccf07c3feb7c283ea7e3c03486a
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF contains an embedded URI pointing to a suspicious domain, and the document body includes a call-to-action related to a Roblox giveaway. The ML classifier also flagged the PDF as malicious. The presence of these elements suggests the document is a lure to download a second-stage payload, likely related to game exploits or cheats.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9868

Heuristics 3

  • 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/free-clothes-giveaway-online-roblox-game-hack PDF link annotation
    • http://www.saburai.ac.id/elibrary//repository/free-robux-promo-cides.pdfIn PDF document text
    • http://www.saburai.ac.id/elibrary//repository/free-robux-really-easy.pdfIn PDF document text
    • http://www.saburai.ac.id/elibrary//repository/how-to-get-free-stuff-on-roblox-catalog.pdfIn PDF document text
    • http://www.saburai.ac.id/elibrary//repository/friv-roblox-free.pdfIn PDF document text
    • http://www.saburai.ac.id/elibrary//repository/free-roblox-like-botsw.pdfIn PDF document text
    • http://www.saburai.ac.id/elibrary//repository/design-it-hack-scirpt-roblox.pdfIn PDF document text
    • http://www.saburai.ac.id/elibrary//repository/roblox-virtual-piano-hack.pdfIn PDF document text
    • http://www.saburai.ac.id/elibrary//repository/daily-free-robux.pdfIn PDF document text
    • http://www.saburai.ac.id/elibrary//repository/free-exploits-for-roblox-v3rm.pdfIn PDF document text
    • http://www.saburai.ac.id/elibrary//repository/app-hacked-roblox.pdfIn PDF document text
    • 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 3

Files carved from inside the sample during analysis.

FilenameKindSourceSize
stream_003_off00004158.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x4158 26172 bytes
SHA-256: 682fd6e0d2e85fefad8c689d0b4639235d501715292292bee4728b3adb3bb6cd
font_01_sfnt_off00007c4c.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x7C4C 3312 bytes
SHA-256: 40bd8eebcb3a0d68a8646f1930e84f30a44bfa48525263c6c528f0bc1e9c1677
font_02_sfnt_off0000879b.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x879B 19024 bytes
SHA-256: 1a24c1826e0330866bf1ea50787471cc914171d3ffbcaf2899a97136ab791193

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