Malicious PDF — malware analysis report

Static analysis result for SHA-256 1552ef3b477410e1…

MALICIOUS

PDF

243.7 KB Created: 2021-04-04 17:07:40 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-07-13
MD5: 8aeac432e769692ce3e4e4bfa2ea3f35 SHA-1: 4d01080818a52c43ded1204bb8155796760be5d7 SHA-256: 1552ef3b477410e15837bfb7f80640f24b7223dca24c2e00cbbeb89bebb4446d
72 Risk Score

Malware Insights

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

The file is a PDF document that contains a lure for a Roblox hack, indicated by the 'SE_DOWNLOAD_BUTTON' heuristic and the embedded URL. ClamAV detection confirms its malicious nature as 'Pdf.Phishing.Roblox062100-9873116-0'. The primary external URL, http://gaminggenerator.org/app/431946152/roblox-free-builders-club-hack-2021, is likely the destination for the malicious download.

Machine Learning

  • Nyx PDF Classifier suspicious score 0.2693

Heuristics 4

  • ClamAV: Pdf.Phishing.Roblox062100-9873116-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Phishing.Roblox062100-9873116-0
  • 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/roblox-free-builders-club-hack-2021 PDF link annotation
    • https://www.elevage-chiot.fr/images/cheat-roblox-soros-resataurant.pdfIn PDF document text
    • http://www.peterdejonge.nl/images/roblox-wikipedia-free-encyclopedia.pdfIn PDF document text
    • http://iedarelief.us/images/roblox-the-northern-frontier-hacks.pdfIn PDF document text
    • http://www.drent.se/images/roblox-hack-site-2021.pdfIn PDF document text
    • http://www.pro-futuro.eu/images/how-to-download-a-roblox-jail-break-hack.pdfIn PDF document text
    • http://www.mikramarine.gr/images/how-to-get-free-robux-roblox-youtube.pdfIn PDF document text
    • http://schrichte.de/images/runthisrobloxcheat.pdfIn PDF document text
    • https://blagvist.com.ua/images/youtube-roblox-free-tops.pdfIn PDF document text
    • http://www.apocalissedigesucristo.com/images/cheat-engine-bypass-roblox-2021.pdfIn PDF document text
    • https://www.ferienhausdirektkroatien.de/images/roblox-granny-hacks.pdfIn PDF document text
    • https://www.hotschool.com.au/images/free-robux-generator-no-human-verification-or-password.pdfIn PDF document text
    • http://pgk-polaniec.pl/images/roblox-player-exe-free-download.pdfIn PDF document text
    • http://scuttworksdesigns.us/images/how-to-get-free-robux-hack-pastebin-2021.pdfIn PDF document text
    • https://www.audipec.com.br/images/free-roblox-builders-club-codes-2021.pdfIn PDF document text
    • http://jenne-technik.de/images/roblox-shadowrun-skip-cheat-codes.pdfIn PDF document text
    • http://steklofara.com.ua/images/roblox-teleport-hack-2021.pdfIn PDF document text
    • http://www.bripi.pl/images/counter-blox-roblox-offensive-hack-script.pdfIn PDF document text
    • http://www.cosver.nl/images/dsploit-hack-roblox.pdfIn PDF document text
    • https://ghpa.ru/images/get-free-robux-wuthout-any-human-verification.pdfIn PDF document text
    • http://seniornetwanganui.org.nz/images/how-to-get-hacker-mask-in-roblox.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_off00037276.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x37276 23268 bytes
SHA-256: caa2dbfaea18a91ef69d5de1b4a924d5896140c6df52288e66beaf93bb1d94dd
font_01_sfnt_off0003a6e6.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x3A6E6 18748 bytes
SHA-256: 4cac847d8c3030acb3d5c6baa31d714b5e846bce5d0fcb72ff7d74d9a2781a8e