PDF static analysis report

Static analysis result for SHA-256 bfb693554739c4e1…

SUSPICIOUS

PDF

42.9 KB Created: 2021-05-14 16:02:45 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27
MD5: 8198176e505cb30cd3faf73edba0eda8 SHA-1: 6cb1fee9a7734c548f9fa840f50e1d7dbf406b40 SHA-256: bfb693554739c4e1961580505967d430891fc926e9ab4b9e044f1f458c1c880d
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF contains an embedded URI and multiple other URLs that are likely part of a lure for in-game currency, such as Coin Master or Roblox. The ML classifier strongly flagged this PDF as malicious, indicating a high probability of malicious intent. The presence of these links suggests the document is designed to redirect users to potentially malicious websites for phishing or malware distribution.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9971

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/406889139/coin-master-free-coins-and-spins-daily-summary-game-hack PDF link annotation
    • https://e-learning.man1wonosobo.online/__statics/gudangsoal/files/how-you-get-robux_GM431946152.pdfIn PDF document text
    • https://e-learning.man1wonosobo.online/__statics/gudangsoal/files/coin-master-working-hack_GM406889139.pdfIn PDF document text
    • https://e-learning.man1wonosobo.online/__statics/gudangsoal/files/how-to-hack-roblox-accounts-for-robux_GM431946152.pdfIn PDF document text
    • https://e-learning.man1wonosobo.online/__statics/gudangsoal/files/minecraft-app-store-free_GM479516143.pdfIn PDF document text
    • https://e-learning.man1wonosobo.online/__statics/gudangsoal/files/2021-free-spins-coin-master-link_GM406889139.pdfIn PDF document text
    • https://e-learning.man1wonosobo.online/__statics/gudangsoal/files/oprewards-com-roblox_GM431946152.pdfIn PDF document text
    • https://e-learning.man1wonosobo.online/__statics/gudangsoal/files/easy-how-to-get-free-robux_GM431946152.pdfIn PDF document text
    • https://e-learning.man1wonosobo.online/__statics/gudangsoal/files/free-minecraft-hosting-24-7_GM479516143.pdfIn PDF document text
    • https://e-learning.man1wonosobo.online/__statics/gudangsoal/files/daily-spin_GM406889139.pdfIn PDF document text
    • https://e-learning.man1wonosobo.online/__statics/gudangsoal/files/coin-master-free-spins-usa-2021_GM406889139.pdfIn PDF document text
    • https://e-learning.man1wonosobo.online/__statics/gudangsoal/files/coin-master-unlimited-spin-link_GM406889139.pdfIn PDF document text
    • https://e-learning.man1wonosobo.online/__statics/gudangsoal/files/coin-master-free-coins-link-facebook_GM406889139.pdfIn PDF document text
    • https://e-learning.man1wonosobo.online/__statics/gudangsoal/files/how-to-setup-a-minecraft-server-for-free_GM479516143.pdfIn PDF document text
    • https://e-learning.man1wonosobo.online/__statics/gudangsoal/files/coin-master-hack-without-human-verification-2021_GM406889139.pdfIn PDF document text
    • https://e-learning.man1wonosobo.online/__statics/gudangsoal/files/how-to-get-a-cape-in-minecraft-for-free_GM479516143.pdfIn PDF document text
    • https://e-learning.man1wonosobo.online/__statics/gudangsoal/files/pop-slots-free-vegas-casino-slot-machine-game-coin-master_GM406889139.pdfIn PDF document text
    • https://e-learning.man1wonosobo.online/__statics/gudangsoal/files/how-to-get-free-robux-codes-2021_GM431946152.pdfIn PDF document text
    • https://e-learning.man1wonosobo.online/__statics/gudangsoal/files/coin-master-free-spins-links-2021_GM406889139.pdfIn PDF document text
    • https://e-learning.man1wonosobo.online/__statics/gudangsoal/files/descargar-coin-master-hackeado_GM406889139.pdfIn PDF document text
    • https://e-learning.man1wonosobo.online/__statics/gudangsoal/files/free-chest-coin-master_GM406889139.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
stream_003_off00004b14.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x4B14 24620 bytes
SHA-256: d61bc55a0f6a7a4f600ea66049c3b6804e4dd673187b4518a8b509fc1bc3d4c1
font_01_sfnt_off000083d0.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x83D0 18880 bytes
SHA-256: 80e94ef00212ac5fe4220c165773dd6e8ea516dcb328b8ee80116dae5b806def