PDF static analysis report

Static analysis result for SHA-256 5d002316ec7b9013…

SUSPICIOUS

PDF

40.4 KB Created: 2021-05-02 00:02:46 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27
MD5: 97242513cbef2ccca2c82f6050483b5b SHA-1: d979d23f8590afe17a64779e7b54917e0ea6a1a7 SHA-256: 5d002316ec7b90132c4b3440ac46018d69de9199ce48c34433977567f88aa5f7
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains numerous embedded URLs and a call-to-action phrase, strongly suggesting a phishing or social engineering attempt. The ML classifier also flagged this PDF as malicious with high confidence. The document body and extracted URLs indicate a lure for free Robux or game hacks, a common tactic for distributing malware.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9941

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-robux-no-generator-no-survey-game-hack PDF link annotation
    • http://technibuild-group.com/uploaded_files/userfiles/files/how-to-hack-a-roblox-account-2021-easy.pdfIn PDF document text
    • http://technibuild-group.com/uploaded_files/userfiles/files/free-robux-not-a-scam-no-human-verification.pdfIn PDF document text
    • http://www.technibuild-group.com/uploaded_files/userfiles/files/roblox-elemental-battlegrounds-free-diamonds.pdfIn PDF document text
    • http://technibuild-group.com/uploaded_files/userfiles/files/are-free-robux-games-real.pdfIn PDF document text
    • http://www.technibuild-group.com/uploaded_files/userfiles/files/roblox-update-download-free.pdfIn PDF document text
    • http://www.technibuild-group.com/uploaded_files/userfiles/files/ipad-roblox-cheats.pdfIn PDF document text
    • http://technibuild-group.com/uploaded_files/userfiles/files/hack-robloxcom-2021.pdfIn PDF document text
    • http://www.technibuild-group.com/uploaded_files/userfiles/files/how-to-get-free-robux-easy-zephplayz.pdfIn PDF document text
    • http://www.technibuild-group.com/uploaded_files/userfiles/files/roblox-gfx-maker-free.pdfIn PDF document text
    • http://www.technibuild-group.com/uploaded_files/userfiles/files/how-to-get-free-cape-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 2

Files carved from inside the sample during analysis.

FilenameKindSourceSize
stream_003_off000041dc.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x41DC 25212 bytes
SHA-256: 88053fc0917dc848c674c6d2ec14fa79dff91b92edee36a0343f5ffc30121ed9
font_01_sfnt_off00007ae6.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x7AE6 18640 bytes
SHA-256: 20a67b36a6bc09befb603c03cac3c283926c9d2ab06789cc9fe28193624d6fa6

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