PDF static analysis report

Static analysis result for SHA-256 3ca21a6bec5d4055…

SUSPICIOUS

PDF

44.1 KB Created: 2021-06-10 11:37:18 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27
MD5: 28baeb96bd534e7d42a4094a349af150 SHA-1: ae63486011bd98a755149f1dec37f56b3ffb05d1 SHA-256: 3ca21a6bec5d40552a54585ce6a91e1a24e553b2879a4d5f143955b6919af4e1
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains embedded URLs and a document body that explicitly advertises a 'Free Robux Generator'. The presence of external URIs and a high ML classifier score indicate malicious intent. The document likely serves as a lure to trick users into downloading a second-stage payload, potentially related to game cheating or account compromise.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9865

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.tw/app/431946152/free-robux-generatorf-game-hack PDF link annotation
    • http://force-seniorklub.dk/images/robux-earner_GM431946152.pdfIn PDF document text
    • http://force-seniorklub.dk/images/80-free-spins-coin-master_GM406889139.pdfIn PDF document text
    • http://force-seniorklub.dk/images/free-spin-coin-master-link-2021_GM406889139.pdfIn PDF document text
    • http://force-seniorklub.dk/images/coin-master-free-link_GM406889139.pdfIn PDF document text
    • http://force-seniorklub.dk/images/free-roblox-avatar-ideas_GM431946152.pdfIn PDF document text
    • http://force-seniorklub.dk/images/free-robux-generator-2021_GM431946152.pdfIn PDF document text
    • http://force-seniorklub.dk/images/roblox-android-hack_GM431946152.pdfIn PDF document text
    • http://force-seniorklub.dk/images/roblox-exploit-scripts_GM431946152.pdfIn PDF document text
    • http://force-seniorklub.dk/images/roblox-report-cheater_GM431946152.pdfIn PDF document text
    • http://force-seniorklub.dk/images/coin-master-hack-without-human-verification-2021_GM406889139.pdfIn PDF document text
    • http://force-seniorklub.dk/images/coin-master-hack-100-working_GM406889139.pdfIn PDF document text
    • http://force-seniorklub.dk/images/coin-master-online-hack-generator_GM406889139.pdfIn PDF document text
    • http://force-seniorklub.dk/images/coinmasterhack-club_GM406889139.pdfIn PDF document text
    • http://force-seniorklub.dk/images/how-to-hack-roblox-2021_GM431946152.pdfIn PDF document text
    • http://force-seniorklub.dk/images/how-do-u-get-robux_GM431946152.pdfIn PDF document text
    • http://force-seniorklub.dk/images/free-online-roblox-play_GM431946152.pdfIn PDF document text
    • http://force-seniorklub.dk/images/how-to-get-free-robux-no-verification-2021_GM431946152.pdfIn PDF document text
    • http://force-seniorklub.dk/images/robux-hacks-2021_GM431946152.pdfIn PDF document text
    • http://force-seniorklub.dk/images/free-robux-no-password_GM431946152.pdfIn PDF document text
    • http://force-seniorklub.dk/images/is-minecraft-dungeons-free_GM479516143.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
stream_004_off0000515b.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x515B 24440 bytes
SHA-256: 71ebaa6b384f593913a69780fc76ea2225ffb7e3aeb64fcf21490a27ad04c21b
font_01_sfnt_off00008978.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x8978 18344 bytes
SHA-256: 03128fdee0d8de36c99918ac1508534610a979d46db3ceeffe690e7fe2cc50a7

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