PDF static analysis report

Static analysis result for SHA-256 8e11aa3b97f98426…

SUSPICIOUS

PDF

42.3 KB Created: 2021-05-13 13:43:21 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-16
MD5: 134fb807bf848f9c06a57d20a806ac7b SHA-1: 6f91350a467e2af350cb259c5986b93218fc2cc2 SHA-256: 8e11aa3b97f98426c0b7fbe46525510e505cbda620d819e3eba0c47b76f449cc
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains embedded URLs and text that promote 'Coin Master Hack Apk' and 'free Robux', suggesting a lure for users to download potentially malicious software. The ML classifier strongly flagged this PDF as malicious, and the presence of external URIs further supports this assessment. Although no scripts were explicitly extracted, the document's structure and content indicate an attempt to trick users into downloading a payload.

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-hack-apk-july-29-game-hack PDF link annotation
    • http://sibileva.ru/images/coin-master-daily-free-spins-link-today_GM406889139.pdfIn PDF document text
    • http://sibileva.ru/images/coin-blogspot_GM406889139.pdfIn PDF document text
    • http://sibileva.ru/images/coin-master-free-spins-link-today-twitter_GM406889139.pdfIn PDF document text
    • http://sibileva.ru/images/free-robux-website_GM431946152.pdfIn PDF document text
    • http://sibileva.ru/images/how-to-get-free-robux-for-real_GM431946152.pdfIn PDF document text
    • http://sibileva.ru/images/coin-master-free-spins-link-june-2021_GM406889139.pdfIn PDF document text
    • http://sibileva.ru/images/free-spin-card-exchange-coin-master_GM406889139.pdfIn PDF document text
    • http://sibileva.ru/images/roblox-com-free-robux_GM431946152.pdfIn PDF document text
    • http://sibileva.ru/images/free-spins-and-coins-coin-master_GM406889139.pdfIn PDF document text
    • http://sibileva.ru/images/free-roblox-characters_GM431946152.pdfIn PDF document text
    • http://sibileva.ru/images/how-to-get-free-robux-no-human-verification_GM431946152.pdfIn PDF document text
    • http://sibileva.ru/images/free-links-coin-master_GM406889139.pdfIn PDF document text
    • http://sibileva.ru/images/free-robux-today_GM431946152.pdfIn PDF document text
    • http://sibileva.ru/images/free-pet-food-on-coin-master_GM406889139.pdfIn PDF document text
    • http://sibileva.ru/images/microsoft-free-robux_GM431946152.pdfIn PDF document text
    • http://sibileva.ru/images/free-robux-no-verification-2021-ios_GM431946152.pdfIn PDF document text
    • http://sibileva.ru/images/coin-master-daily-free-spin-and-coin_GM406889139.pdfIn PDF document text
    • http://sibileva.ru/images/free-robux-gen_GM431946152.pdfIn PDF document text
    • http://sibileva.ru/images/how-you-get-robux_GM431946152.pdfIn PDF document text
    • http://sibileva.ru/images/where-can-i-get-free-spins-for-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_off000048a3.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x48A3 26132 bytes
SHA-256: 14e64850b983c4e230e1ae95f48dc30159f7cda30ec77b4168b037f79b23d49b
font_01_sfnt_off00008156.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x8156 18740 bytes
SHA-256: ce865f577d2b91d9fb18a851fe7bf0d574d35b43c9543ad0a826623c00423d0e