PDF static analysis report

Static analysis result for SHA-256 122506aa00fca172…

SUSPICIOUS

PDF

32.9 KB Created: 2021-07-21 05:02:12 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27
MD5: d49b8cce9d0fa001288dbf2db1656ffc SHA-1: 1d272fbfcb9feb4cfa12ef4ea705c8cca4dbda5b SHA-256: 122506aa00fca172be3b895ac340a4b8f1fb5bd9b3538ac7c9463db977e0dd98
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains embedded links and text that promote free Robux and game hacks, directing users to download applications from suspicious URLs. The ML classifier strongly flagged this PDF as malicious, indicating a high likelihood of it being a malicious lure. The embedded links, such as http://netcdn.tw/app/431946152/free-robux-2021-game-hack, are likely intended to deliver a second-stage payload or malware.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9900

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 http://netcdn.tw/app/431946152/free-robux-2021-game-hack PDF link annotation
    • https://www.iie.edu.au/wp-content/uploads/fsqm-files/minecraft-free-download-unblocked_GM479516143.pdfIn PDF document text
    • https://www.iie.edu.au/wp-content/uploads/fsqm-files/free-minecraft-account-generator_GM479516143.pdfIn PDF document text
    • https://www.iie.edu.au/wp-content/uploads/fsqm-files/how-do-you-hack-roblox_GM431946152.pdfIn PDF document text
    • https://www.iie.edu.au/wp-content/uploads/fsqm-files/minecraft-java-free_GM479516143.pdfIn PDF document text
    • https://www.iie.edu.au/wp-content/uploads/fsqm-files/how-can-you-get-free-robux_GM431946152.pdfIn PDF document text
    • https://www.iie.edu.au/wp-content/uploads/fsqm-files/free-roblox-hack_GM431946152.pdfIn PDF document text
    • https://www.iie.edu.au/wp-content/uploads/fsqm-files/huskybuckscom-free-robux_GM431946152.pdfIn PDF document text
    • https://www.iie.edu.au/wp-content/uploads/fsqm-files/free-minecraft-bedrock_GM479516143.pdfIn PDF document text
    • https://www.iie.edu.au/wp-content/uploads/fsqm-files/minecraft-windows-10-edition-unlock-full-game-free_GM479516143.pdfIn PDF document text
    • https://www.iie.edu.au/wp-content/uploads/fsqm-files/coin-master-free-spin-and-coin-links_GM406889139.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
font_00_sfnt_off00002b55.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x2B55 22448 bytes
SHA-256: 8eecee4412296780eb14abaf2b5733f4c56245dc0697c9c3d246cc72984a1142
font_01_sfnt_off00005d79.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x5D79 18600 bytes
SHA-256: a2c5ceeb34a0fdda65f6d16b67831e7179df071a1f7dc46648d6724acc442c88

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