PDF static analysis report

Static analysis result for SHA-256 812142f1c6af7b97…

SUSPICIOUS

PDF

34.8 KB Created: 2021-06-18 13:30:05 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27
MD5: c998592ac2da38ca4072792f964c9a37 SHA-1: 8bd409e81cfc0b2929c68d16ad0a478ea23f9563 SHA-256: 812142f1c6af7b978073a5d184f75136130c570ac71910cb4634813ecf4c2367
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains numerous embedded URLs and a prominent external URI pointing to a download site, suggesting it's a lure for users seeking game cheats or free items. The ML classifier strongly flagged this PDF as malicious, and the presence of a visual download button heuristic further supports a malicious intent to trick users into downloading an unknown application. No scripts were extracted from this sample, but the overall structure and content indicate a phishing or social engineering attack.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9980

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.co/app/431946152/roblox-free-items-for-avatar-game-hack PDF link annotation
    • https://art-concept.gr/images/games-on-roblox-where-you-win-a-free-rixe_GM431946152.pdfIn PDF document text
    • https://art-concept.gr/images/how-to-change-name-on-roblox-for-free_GM431946152.pdfIn PDF document text
    • https://art-concept.gr/images/how-to-hack-for-free-robux_GM431946152.pdfIn PDF document text
    • http://www.art-concept.gr/images/minecraft-java-edition-key-free_GM479516143.pdfIn PDF document text
    • http://www.art-concept.gr/images/hacks-for-minecraft-windows-10_GM479516143.pdfIn PDF document text
    • https://art-concept.gr/images/what-do-you-do-if-you-get-hacked-on-roblox_GM431946152.pdfIn PDF document text
    • https://art-concept.gr/images/free-swords-on-roblox_GM431946152.pdfIn PDF document text
    • https://art-concept.gr/images/neruc-icu-roblox-hack_GM431946152.pdfIn PDF document text
    • http://www.art-concept.gr/images/archery-master-3d-coins-hack_GM406889139.pdfIn PDF document text
    • https://art-concept.gr/images/roblox-fly-hack-we-are-devs_GM431946152.pdfIn PDF document text
    • http://www.art-concept.gr/images/how-to-get-free-robux-as-a-kid_GM431946152.pdfIn PDF document text
    • https://art-concept.gr/images/free-roblox-accounts-with-robux-october-2021_GM431946152.pdfIn PDF document text
    • https://art-concept.gr/images/filter-roblox-hacks_GM431946152.pdfIn PDF document text
    • http://www.art-concept.gr/images/coin-master-hack-ios-jailbreak_GM406889139.pdfIn PDF document text
    • https://art-concept.gr/images/free-robux-method-that-still-works_GM431946152.pdfIn PDF document text
    • http://www.art-concept.gr/images/free-robux-glitch_GM431946152.pdfIn PDF document text
    • https://art-concept.gr/images/dont-tell-anyone-about-this-free-robux-glitch-july-2021_GM431946152.pdfIn PDF document text
    • http://www.art-concept.gr/images/how-to-hack-into-someones-roblox-account_GM431946152.pdfIn PDF document text
    • https://art-concept.gr/images/roblox-waterpark-noodle-for-free_GM431946152.pdfIn PDF document text
    • https://art-concept.gr/images/roblox-hack-free-robux-pc_GM431946152.pdfIn PDF document text
    • http://en.wikipedia.org/wiki/MIT_LicenseIn PDF document text

Extracted artifacts 2

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00002ff0.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x2FF0 23100 bytes
SHA-256: 38bc317cc549bde11359f4ab6d093811643119ffa1e043761adef78b79bd30ac
font_01_sfnt_off00006346.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x6346 18944 bytes
SHA-256: 9b47d8d1f06450fcc69359bc87f6eed1e19f42ac7ea88b69786229af3dec39bf