PDF static analysis report

Static analysis result for SHA-256 c9d8d8f3fb9c92e5…

SUSPICIOUS

PDF

34.8 KB Created: 2021-06-23 13:23:00 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-16
MD5: 6cc8ba0a6bbeb95f94fc117820c76469 SHA-1: 03a1ca349755d9710102cec3e91463bd8dcc7c0c SHA-256: c9d8d8f3fb9c92e5c9f29089076d7aead04a00811b62e16189b694f2b43b1052
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains numerous embedded URLs and references to game hacks and free currency, strongly suggesting a phishing or malware distribution lure. The ML classifier also flagged this PDF as malicious with high confidence. The primary malicious URL identified is http://netcdn.co/app/431946152/robux-hack-2021-d-game-hack, which likely hosts a secondary payload. No scripts were extracted, but the presence of external URIs and the ML detection indicate a malicious intent to trick users into downloading potentially harmful files.

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/robux-hack-2021-d-game-hack PDF link annotation
    • http://opac.salatiga.go.id/slims7/repository/free-spin-and-coin-blogspot-com_GM406889139.pdfIn PDF document text
    • http://opac.salatiga.go.id/slims7/repository/pokemon-go-free-kanto_GM1094591345.pdfIn PDF document text
    • http://opac.salatiga.go.id/slims7/repository/free-robux-apk_GM431946152.pdfIn PDF document text
    • http://opac.salatiga.go.id/slims7/repository/free-robux-app-2021_GM431946152.pdfIn PDF document text
    • http://opac.salatiga.go.id/slims7//repository/coinmaster-spin-ml_GM406889139.pdfIn PDF document text
    • http://opac.salatiga.go.id/slims7/repository/free-coins-and-spins-for-coin-master-game_GM406889139.pdfIn PDF document text
    • http://opac.salatiga.go.id/slims7/repository/how-to-get-free-robux-no-inspect-or-hack_GM431946152.pdfIn PDF document text
    • http://opac.salatiga.go.id/slims7//repository/roblox-moderators_GM431946152.pdfIn PDF document text
    • http://opac.salatiga.go.id/slims7/repository/beyond-roblox-trigon-hack_GM431946152.pdfIn PDF document text
    • http://opac.salatiga.go.id/slims7/repository/bingo-free-robux_GM431946152.pdfIn PDF document text
    • http://opac.salatiga.go.id/slims7/repository/village-3-coin-master_GM406889139.pdfIn PDF document text
    • http://opac.salatiga.go.id/slims7//repository/pubg-uc-or-g_GM1330123889.pdfIn PDF document text
    • http://opac.salatiga.go.id/slims7/repository/freegames911com-coinmastertipsandcheats2021freecoinsandspins_GM406889139.pdfIn PDF document text
    • http://opac.salatiga.go.id/slims7//repository/how-to-become-a-hacker-in-roblox_GM431946152.pdfIn PDF document text
    • http://opac.salatiga.go.id/slims7/repository/free-card-codes-roblox-2021_GM431946152.pdfIn PDF document text
    • http://opac.salatiga.go.id/slims7/repository/code-pour-des-roblox-free_GM431946152.pdfIn PDF document text
    • http://opac.salatiga.go.id/slims7//repository/how-to-get-free-robux-instantly_GM431946152.pdfIn PDF document text
    • http://opac.salatiga.go.id/slims7/repository/roblox-earn-robux_GM431946152.pdfIn PDF document text
    • http://opac.salatiga.go.id/slims7/repository/hack-trouver-les-mdp-roblox_GM431946152.pdfIn PDF document text
    • http://opac.salatiga.go.id/slims7/repository/tiktok-free-followers_GM835599320.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_off000030b3.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x30B3 22256 bytes
SHA-256: feded9859fc7a24ae920ad8ee96ded48b03f5badbd6fb83b190e0d8e60a87b4d
font_01_sfnt_off00006248.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x6248 19292 bytes
SHA-256: 1374a62a615b696f5189229c122ba7c840bbc7f31cd23b077243b9ec41055581

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