PDF static analysis report

Static analysis result for SHA-256 495210bbeb6fec8e…

SUSPICIOUS

PDF

40.4 KB Created: 2021-04-28 06:07:18 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27
MD5: 8382b24394fae5c62a7e2e0ff7847f92 SHA-1: 25b70868fa61b389beccc9356aaae23e61fabe11 SHA-256: 495210bbeb6fec8ef072d97df7319ffb2e6a286649fbe3fe8c5e3db0d446d18b
50 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1204.002 Malicious File

The PDF document contains heuristics indicating an external URI and a download button lure, combined with urgency language. The primary external URI points to a suspicious domain likely hosting a malicious payload. The ML classifier also strongly flagged this PDF as malicious, suggesting it is designed to trick users into downloading further malware.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9941

Heuristics 4

  • Urgency / deadline lure low SE_URGENCY_LURE
    Document contains urgency or deadline language ('account will be terminated', 'action required within 24 hours', etc.) — useful context, but low-signal without other findings
  • 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/script-executor-roblox-download-free-game-hack PDF link annotation
    • http://www.nlcitychurch.org.hk/upload/userfiles/files/roblox-night-of-the-werewolf-cheats.pdfIn PDF document text
    • http://www.nlcitychurch.org.hk/upload/userfiles/files/cheat-blox-peace-roblox.pdfIn PDF document text
    • http://www.nlcitychurch.org.hk/upload/userfiles/files/roblox-jailbreak-free-vip-server-link-in-the-desc.pdfIn PDF document text
    • http://www.nlcitychurch.org.hk/upload/userfiles/files/cheat-engine-64-roblox-download.pdfIn PDF document text
    • http://www.nlcitychurch.org.hk/upload/userfiles/files/roblox-bee-swarm-hack.pdfIn PDF document text
    • http://www.nlcitychurch.org.hk/upload/userfiles/files/how-to-level-up-hack-on-roblox-phantom-forces.pdfIn PDF document text
    • http://www.nlcitychurch.org.hk/upload/userfiles/files/free-roblox-shading.pdfIn PDF document text
    • http://www.nlcitychurch.org.hk/upload/userfiles/files/roblox-money-cheats-for-tycoons.pdfIn PDF document text
    • http://www.nlcitychurch.org.hk/upload/userfiles/files/robux-hack-no-survey-and-no-user-id.pdfIn PDF document text
    • http://www.nlcitychurch.org.hk/upload/userfiles/files/free-online-games-like-roblox-bloxburg.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 2

Files carved from inside the sample during analysis.

FilenameKindSourceSize
stream_003_off0000406a.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x406A 25344 bytes
SHA-256: 0a5854bc59e5315dbeeec5bdf27ce86be6f4991a76ae90fc503d847250a64276
font_01_sfnt_off00007963.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x7963 19220 bytes
SHA-256: 2b15db021a0b29d12a57cf9ea141cb6327cf62698aa2ea1c9d9e352e33c4d2a2

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