PDF static analysis report

Static analysis result for SHA-256 c840d7a5b794acc8…

SUSPICIOUS

PDF

49.0 KB Created: 2021-06-10 23:09:49 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27
MD5: 5830b8ae639366fd5c08c082b5a8a121 SHA-1: 7af11b520d11efb0c56a7c457c1e0b58bb28e5c9 SHA-256: c840d7a5b794acc8af4784eb249d3c7a05c3d9b6d25ce67a8c879fac4c74d550
42 Risk Score

Malware Insights

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

The PDF document contains multiple embedded URLs and a heuristic firing for an external URI, all pointing to sites offering game cheats and hacks. The ML classifier also flagged the PDF as malicious. This suggests the document is designed to trick users into downloading potentially harmful files disguised as game cheats.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9796

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/roblox-speed-hack-btools-12.04.2021-game-hack PDF link annotation
    • https://i-photo7.com/image/data/files/how-to-exploit-roblox-with-cheat-engine-64_GM431946152.pdfIn PDF document text
    • https://i-photo7.com/image/data/files/minecraft-pe-hacks-ios_GM479516143.pdfIn PDF document text
    • https://i-photo7.com/image/data/files/buy-robux-free_GM431946152.pdfIn PDF document text
    • https://i-photo7.com/image/data/files/coin-master-hack-here_GM406889139.pdfIn PDF document text
    • https://i-photo7.com/image/data/files/freerobuxhack-us-2021_GM431946152.pdfIn PDF document text
    • https://i-photo7.com/image/data/files/robux-websites-2021_GM431946152.pdfIn PDF document text
    • https://i-photo7.com/image/data/files/ways-to-earn-robux_GM431946152.pdfIn PDF document text
    • https://i-photo7.com/image/data/files/coin-master-daily-free-spins-link-haktuts_GM406889139.pdfIn PDF document text
    • https://i-photo7.com/image/data/files/free-spin-coin-master-online_GM406889139.pdfIn PDF document text
    • https://i-photo7.com/image/data/files/coin-master-free-spins-link-ios_GM406889139.pdfIn PDF document text
    • https://i-photo7.com/image/data/files/coin-master-hack-pc-free_GM406889139.pdfIn PDF document text
    • https://i-photo7.com/image/data/files/free-spin-app-for-coin-master_GM406889139.pdfIn PDF document text
    • https://i-photo7.com/image/data/files/roblox-hack-tool-2021-download_GM431946152.pdfIn PDF document text
    • https://i-photo7.com/image/data/files/how-to-get-free-robux-on-mobile_GM431946152.pdfIn PDF document text
    • https://i-photo7.com/image/data/files/toolbox-for-minecraft-pe-ios_GM479516143.pdfIn PDF document text
    • https://i-photo7.com/image/data/files/coin-master-hack-mod-apk-free-download_GM406889139.pdfIn PDF document text
    • https://i-photo7.com/image/data/files/how-to-get-minecraft-for-free-on-mac_GM479516143.pdfIn PDF document text
    • https://i-photo7.com/image/data/files/free-coin-master-spins-2021_GM406889139.pdfIn PDF document text
    • https://i-photo7.com/image/data/files/robux-hack-codes-2021_GM431946152.pdfIn PDF document text
    • https://i-photo7.com/image/data/files/coin-master-free-2021-spin-link_GM406889139.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 3

Files carved from inside the sample during analysis.

FilenameKindSourceSize
stream_004_off00004f71.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x4F71 26160 bytes
SHA-256: 9b310d35507d36e03b1ba680fa136809d604a0d2761498117beb7aca55d809a2
font_01_sfnt_off00008cb6.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x8CB6 5696 bytes
SHA-256: 450e3ee45915afe13702bf1d587eb8b9ad88a8d2113419ac9f2fd116a828e139
font_02_sfnt_off000099c7.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x99C7 19168 bytes
SHA-256: 8f4cdd531ef8daf2f5e3037b8a5bbe12903e601193fd72ffb9bfd3a37285d13f

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