PDF static analysis report

Static analysis result for SHA-256 b78aac2e78742899…

SUSPICIOUS

PDF

34.3 KB Created: 2021-06-27 13:47:19 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-17
MD5: 92550cda68ac45bbfcd49d70b6d26ea0 SHA-1: 900dcda5e00b929b42d7b74a9e365eeb96a1d397 SHA-256: b78aac2e78742899e64965794531f6d38addf870a071df821e74104e7d2b0846
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1204.002 User Execution: Malicious File

The PDF document contains numerous embedded URLs and a call-to-action phrase, strongly suggesting a lure for users to download potentially malicious files. The ML classifier also flagged this PDF with high confidence. The primary IOC is the URL http://netcdn.co/app/431946152/snape's-free-download-roblox-game-hack, which is likely the payload delivery point.

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/snape PDF link annotation
    • https://irecruitersafrica.com/ckfinder/userfiles/files/roblox-undertale-3d-boss-battles-hack_GM431946152.pdfIn PDF document text
    • https://irecruitersafrica.com/ckfinder/userfiles/files/free-outroageus-roblox-codes_GM431946152.pdfIn PDF document text
    • https://irecruitersafrica.com/ckfinder/userfiles/files/how-to-hack-in-roblox-kozock_GM431946152.pdfIn PDF document text
    • https://irecruitersafrica.com/ckfinder/userfiles/files/minecraft-iphone-free_GM479516143.pdfIn PDF document text
    • https://irecruitersafrica.com/ckfinder/userfiles/files/how-to-get-free-robux-com_GM431946152.pdfIn PDF document text
    • https://irecruitersafrica.com/ckfinder/userfiles/files/free-robux-without-any-verification_GM431946152.pdfIn PDF document text
    • https://irecruitersafrica.com/ckfinder/userfiles/files/coin-master-hack-tool-2021_GM406889139.pdfIn PDF document text
    • https://irecruitersafrica.com/ckfinder/userfiles/files/add-robux_GM431946152.pdfIn PDF document text
    • https://irecruitersafrica.com/ckfinder/userfiles/files/free-spin-card-exchange-coin-master_GM406889139.pdfIn PDF document text
    • https://irecruitersafrica.com/ckfinder/userfiles/files/how-to-get-free-robux-2021-no-generator_GM431946152.pdfIn PDF document text
    • https://irecruitersafrica.com/ckfinder/userfiles/files/free-draw-roblox-kicked-error-247_GM431946152.pdfIn PDF document text
    • https://irecruitersafrica.com/ckfinder/userfiles/files/robux-generator-no-survey_GM431946152.pdfIn PDF document text
    • https://irecruitersafrica.com/ckfinder/userfiles/files/how-to-get-minecraft-windows-10-edition-for-free_GM479516143.pdfIn PDF document text
    • https://irecruitersafrica.com/ckfinder/userfiles/files/coin-master-free-spins-link-today-new-2021_GM406889139.pdfIn PDF document text
    • https://irecruitersafrica.com/ckfinder/userfiles/files/coin-master-free-blogspot_GM406889139.pdfIn PDF document text
    • https://irecruitersafrica.com/ckfinder/userfiles/files/make-roblox-free-robux_GM431946152.pdfIn PDF document text
    • https://irecruitersafrica.com/ckfinder/userfiles/files/free-robux-generator-no-human-verification-2021_GM431946152.pdfIn PDF document text
    • https://irecruitersafrica.com/ckfinder/userfiles/files/ac-market-coin-master-hack_GM406889139.pdfIn PDF document text
    • https://irecruitersafrica.com/ckfinder/userfiles/files/minecraft-free-trial_GM479516143.pdfIn PDF document text
    • https://irecruitersafrica.com/ckfinder/userfiles/files/roblox-free-robux-generator-com_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_off00002ea0.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x2EA0 22252 bytes
SHA-256: 474ffaa77345df84756cead1e9db2d9c2712607e4313b3dfe2a50ea35aeaffeb
font_01_sfnt_off00005fad.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x5FAD 19396 bytes
SHA-256: 978c9a87c81b33e92948d1be7c33956fb2cc8e7430a714102665a47c23903144

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