Malicious PDF — malware analysis report

Static analysis result for SHA-256 01eb824d78fdd568…

MALICIOUS

PDF

245.0 KB Created: 2021-04-05 01:34:19 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-10-16
MD5: de19167129744f3bde09e85c12e08f14 SHA-1: 19a9f39b1cb02bfcb496ab1b5e4006591799784d SHA-256: 01eb824d78fdd56840649f5351993ae43e1c237ac940b14d5f22b780136e763f
112 Risk Score

Malware Insights

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

The file is a PDF that contains numerous URLs pointing to potential malware downloads, disguised as Roblox-related tools. The heuristic 'SE_CLIPBOARD_COMMAND_LURE' indicates the document likely instructs the user to copy and paste commands into a shell, suggesting an attempt to execute malicious code. The ClamAV detection further confirms its malicious nature, classifying it as a phishing PDF.

Machine Learning

  • Nyx PDF Classifier suspicious score 0.2693

Heuristics 5

  • ClamAV: Pdf.Phishing.Roblox062100-9873116-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Phishing.Roblox062100-9873116-0
  • Clipboard command execution lure high SE_CLIPBOARD_COMMAND_LURE
    Document tells the user to copy or paste clipboard content into Run, PowerShell, cmd, or another shell-like execution context
  • 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://gaminggenerator.org/app/431946152/hack-knife-roblox PDF link annotation
    • http://www.anies.eu/images/download-roblox-cheat-engine-55-for-free.pdfIn PDF document text
    • http://only1you.ru/images/bloxburg-on-roblox-free-play.pdfIn PDF document text
    • http://bi-bordtennis.dk/images/roblox-free-daily-robux.pdfIn PDF document text
    • http://stackideas.com/images/roblox-free-accounts-2021.pdfIn PDF document text
    • https://www.iadh.bi/images/rexex-free-robux.pdfIn PDF document text
    • http://legitame.org/images/free-robux-hack-2021-youtube.pdfIn PDF document text
    • https://www.nema.go.ke/images/how-to-get-free-robux-without-any-verification.pdfIn PDF document text
    • http://scuttworksdesigns.us/images/how-to-get-free-stuff-on-roblox-with-codes.pdfIn PDF document text
    • https://semanasantacehegin.com/images/uncopylock-free-robux.pdfIn PDF document text
    • http://jointworkstudio.com/images/free-robux-fun.pdfIn PDF document text
    • http://gitagasht.com/images/roblox-avatar-free-hair.pdfIn PDF document text
    • http://feuerwehr-rheinau.de/images/free-roblox-virtual-items-codes.pdfIn PDF document text
    • http://harmonygardens.ca/images/robux-hack-on-ipad.pdfIn PDF document text
    • http://beer-holzhaus.ch/images/roblox-hack-and-cheats-for-exploit-free-download.pdfIn PDF document text
    • https://www.ncscolour.no/images/roblox-free-robux-codes-card.pdfIn PDF document text
    • http://florentineholding.com/images/how-to-hack-roblox-games-on-mobile.pdfIn PDF document text
    • https://ghpa.ru/images/how-to-get-free-robux-on-roblox-easy-steps.pdfIn PDF document text
    • http://avocatultau.eu/images/hack-pet-simulator-roblox.pdfIn PDF document text
    • http://msfs-eastafrica.com/images/press-one-button-to-get-free-robux.pdfIn PDF document text
    • https://gaj.rs/images/rbx-codes-free-robux.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
font_00_sfnt_off00037717.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x37717 24420 bytes
SHA-256: 626c2ad04ca5298fcd22eb644396ce7136c9ec18e946caa22baaebb31b614319
font_01_sfnt_off0003aeb4.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x3AEB4 17840 bytes
SHA-256: a2a3bc7552c987ea64edb9f545b4535f5e2cf1fefd095316b39583ed19a9f80d

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