PDF static analysis report

Static analysis result for SHA-256 933b6361443ead56…

SUSPICIOUS

PDF

34.4 KB Created: 2021-07-04 20:24:28 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27
MD5: a4031bfe4d1e7a2ee73184648c0a0ef2 SHA-1: c85ea49c7e3954ecf6aa3ee6d2b0e90c1c2e3c25 SHA-256: 933b6361443ead56dd9a4b0e079ea5658053956d0f144822a4741a6925ffaa9c
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains a lure for free Robux, a common tactic in phishing and scam campaigns. The ML classifier strongly flagged this PDF as malicious. An external URI points to a suspicious domain, likely hosting a malicious payload. No scripts were extracted, but the overall context suggests a phishing attempt to trick users into downloading malware.

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.tw/app/431946152/roblox-free-robux-hack-game-hack PDF link annotation
    • https://www.modestuae.com/uploaded_files/userfiles/files/minecraft-that-you-can-play-for-free_GM479516143.pdfIn PDF document text
    • https://www.modestuae.com/uploaded_files/userfiles/files/how-to-prevent-hacking-on-roblox_GM431946152.pdfIn PDF document text
    • https://www.modestuae.com/uploaded_files/userfiles/files/free-redeem-code-for-coin-master_GM406889139.pdfIn PDF document text
    • https://www.modestuae.com/uploaded_files/userfiles/files/best-level-7-hacks-roblox_GM431946152.pdfIn PDF document text
    • https://www.modestuae.com/uploaded_files/userfiles/files/roblox-holzfller-tycoon-2-hack_GM431946152.pdfIn PDF document text
    • https://www.modestuae.com/uploaded_files/userfiles/files/free-robux-real_GM431946152.pdfIn PDF document text
    • https://www.modestuae.com/uploaded_files/userfiles/files/hacks-cbro-roblox_GM431946152.pdfIn PDF document text
    • https://www.modestuae.com/uploaded_files/userfiles/files/rbx-free_GM431946152.pdfIn PDF document text
    • https://www.modestuae.com/uploaded_files/userfiles/files/hack-coin-master-game-download_GM406889139.pdfIn PDF document text
    • https://www.modestuae.com/uploaded_files/userfiles/files/how-to-get-free-hair-on-roblox_GM431946152.pdfIn PDF document text
    • https://www.modestuae.com/uploaded_files/userfiles/files/hack-roblox-void_GM431946152.pdfIn PDF document text
    • https://www.modestuae.com/uploaded_files/userfiles/files/minecraft-apk-free-download-016-0_GM479516143.pdfIn PDF document text
    • https://www.modestuae.com/uploaded_files/userfiles/files/how-to-get-more-robux_GM431946152.pdfIn PDF document text
    • https://www.modestuae.com/uploaded_files/userfiles/files/roblox-hacked-version-download_GM431946152.pdfIn PDF document text
    • https://www.modestuae.com/uploaded_files/userfiles/files/roblox-com-robux_GM431946152.pdfIn PDF document text
    • https://www.modestuae.com/uploaded_files/userfiles/files/free-robux-codes-no-verification_GM431946152.pdfIn PDF document text
    • https://www.modestuae.com/uploaded_files/userfiles/files/how-to-get-free-coins-on-coin-master_GM406889139.pdfIn PDF document text
    • https://www.modestuae.com/uploaded_files/userfiles/files/how-to-get-free-bc-on-roblox-ios_GM431946152.pdfIn PDF document text
    • https://www.modestuae.com/uploaded_files/userfiles/files/working-robux-hack-without-a-human-verification_GM431946152.pdfIn PDF document text
    • https://www.modestuae.com/uploaded_files/userfiles/files/how-to-download-a-swearfree-roblox-speech-plugin_GM431946152.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_off000030b8.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x30B8 22084 bytes
SHA-256: 354deaaa65b12905838fe079b0ecedcb84f8b0632b02d8d858e74fb705226979
font_01_sfnt_off000061b6.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x61B6 18960 bytes
SHA-256: 4bbd4e0b11a4de08a120ed278073258e380cedc6aab10c61138cdabd5952661a

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