PDF static analysis report

Static analysis result for SHA-256 fa53d2f45a9fd9dc…

SUSPICIOUS

PDF

32.3 KB Created: 2021-07-01 07:33:43 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27
MD5: bd091446cf43f572b2ccac7402bba1f3 SHA-1: 20e7c3a182674054893bc105be6af5add65abbf3 SHA-256: fa53d2f45a9fd9dc48d5801f84da90dd47bf99b481b1a75c17724bb36c35184f
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1203 Exploitation for Client Execution

The ML classifier strongly indicated maliciousness, and the document body contains numerous links to sites offering game hacks and cheats. The primary URL, http://netcdn.co/app/431946152/how-to-get-free-robux-on-android-game-hack, likely hosts a payload designed to exploit users seeking these in-game advantages. The document's purpose is to trick users into downloading this payload.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9824

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/how-to-get-free-robux-on-android-game-hack PDF link annotation
    • https://www.nordicstar.co.uk/uploads/files/files/roblox-prisoner-life-speed-hack_GM431946152.pdfIn PDF document text
    • https://www.nordicstar.co.uk/uploads/files/files/coin-master-2021-free-spins-link-blogspot_GM406889139.pdfIn PDF document text
    • https://www.nordicstar.co.uk/uploads/files/files/free-robux-no-anti-bot-verification_GM431946152.pdfIn PDF document text
    • https://www.nordicstar.co.uk/uploads/files/files/roblox-hack-tool-mac_GM431946152.pdfIn PDF document text
    • https://www.nordicstar.co.uk/uploads/files/files/blox-fish-free-robux_GM431946152.pdfIn PDF document text
    • https://www.nordicstar.co.uk/uploads/files/files/roblox-adopt-me-hack_GM431946152.pdfIn PDF document text
    • https://www.nordicstar.co.uk/uploads/files/files/coin-master-hack-iphone_GM406889139.pdfIn PDF document text
    • https://www.nordicstar.co.uk/uploads/files/files/coin-master-free-gold_GM406889139.pdfIn PDF document text
    • https://www.nordicstar.co.uk/uploads/files/files/offers-for-robux_GM431946152.pdfIn PDF document text
    • https://www.nordicstar.co.uk/uploads/files/files/how-to-get-free-robux-on-roblox-2021_GM431946152.pdfIn PDF document text
    • https://www.nordicstar.co.uk/uploads/files/files/how-do-you-hack-minecraft_GM479516143.pdfIn PDF document text
    • https://www.nordicstar.co.uk/uploads/files/files/android-coin-master-hack_GM406889139.pdfIn PDF document text
    • https://www.nordicstar.co.uk/uploads/files/files/free-coins-and-spins-for-coin-master_GM406889139.pdfIn PDF document text
    • https://www.nordicstar.co.uk/uploads/files/files/hack-robux_GM431946152.pdfIn PDF document text
    • https://www.nordicstar.co.uk/uploads/files/files/how-do-you-get-free-robux-2021_GM431946152.pdfIn PDF document text
    • https://www.nordicstar.co.uk/uploads/files/files/coin-master-heaven-daily-free-spins_GM406889139.pdfIn PDF document text
    • https://www.nordicstar.co.uk/uploads/files/files/how-do-you-get-free-robux-without-paying_GM431946152.pdfIn PDF document text
    • https://www.nordicstar.co.uk/uploads/files/files/rbx-free-robux_GM431946152.pdfIn PDF document text
    • https://www.nordicstar.co.uk/uploads/files/files/people-offering-free-robux_GM431946152.pdfIn PDF document text
    • https://www.nordicstar.co.uk/uploads/files/files/coin-master-cards-for-free_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_off00002a86.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x2A86 21260 bytes
SHA-256: 4e37b490e8abd2d25998d822d93d1e953ac9a9c1fdc3bfe3f10a7f6046ba7948
font_01_sfnt_off000058c2.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x58C2 19280 bytes
SHA-256: b9c958d983b97f7968ab46997b490559e339ab7431e824395394db593a3c865b

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