PDF static analysis report

Static analysis result for SHA-256 da53bb8844cc907d…

SUSPICIOUS

PDF

44.2 KB Created: 2021-05-15 02:29:11 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27
MD5: 1e872c60404e981179ab0ca23ffb3940 SHA-1: 52a10f602607f45b59771cfa7e650596030327a0 SHA-256: da53bb8844cc907d8cc6f4eaf97a5ea993a3bfbb3489f72783be250a72690a1a
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains embedded URLs and a call-to-action phrase, indicating a phishing or social engineering attempt. The ML classifier strongly flagged this PDF as malicious, and the presence of external URIs suggests it is designed to redirect the user to a malicious site, likely for downloading a payload. No scripts were extracted, but the overall structure points to a malicious document designed to trick users into downloading unwanted software.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9648

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.xyz/app/406889139/coin-master-game-hack-link-game-hack PDF link annotation
    • https://my-private-intendant.com/images/coin-master-facebook-page_GM406889139.pdfIn PDF document text
    • https://my-private-intendant.com/images/rbl-gg-free-robux_GM431946152.pdfIn PDF document text
    • https://my-private-intendant.com/images/coin-master-70-spin-link_GM406889139.pdfIn PDF document text
    • https://my-private-intendant.com/images/hacks-and-cheats-for-coin-master_GM406889139.pdfIn PDF document text
    • https://my-private-intendant.com/images/coin-master-jackpot-madness-hack_GM406889139.pdfIn PDF document text
    • https://my-private-intendant.com/images/minecraft-free-download-pc_GM479516143.pdfIn PDF document text
    • https://my-private-intendant.com/images/free-dominus-roblox_GM431946152.pdfIn PDF document text
    • https://my-private-intendant.com/images/free-coins-coin-master-haktuts_GM406889139.pdfIn PDF document text
    • https://my-private-intendant.com/images/free-spins-coin-master-november-2021_GM406889139.pdfIn PDF document text
    • https://my-private-intendant.com/images/coin-master-free-spins-hack-ios_GM406889139.pdfIn PDF document text
    • https://my-private-intendant.com/images/free-coins-and-free-spins-coin-master-2021_GM406889139.pdfIn PDF document text
    • https://my-private-intendant.com/images/how-to-get-free-robux-without-any-verification_GM431946152.pdfIn PDF document text
    • https://my-private-intendant.com/images/how-to-get-free-robux-no-human-verification_GM431946152.pdfIn PDF document text
    • https://my-private-intendant.com/images/free-robux-codes-not-used_GM431946152.pdfIn PDF document text
    • https://my-private-intendant.com/images/free-coin-master-cards_GM406889139.pdfIn PDF document text
    • https://my-private-intendant.com/images/robux-2021_GM431946152.pdfIn PDF document text
    • https://my-private-intendant.com/images/how-to-get-unlimited-robux-2021_GM431946152.pdfIn PDF document text
    • https://my-private-intendant.com/images/rbxoffers-com-free-robux_GM431946152.pdfIn PDF document text
    • https://my-private-intendant.com/images/hacks-to-get-free-robux_GM431946152.pdfIn PDF document text
    • https://my-private-intendant.com/images/app-for-free-spins-on-coin-master_GM406889139.pdfIn PDF document text
    • http://en.wikipedia.org/wiki/MIT_LicenseIn PDF document text

Extracted artifacts 3

Files carved from inside the sample during analysis.

FilenameKindSourceSize
stream_003_off00004890.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x4890 24716 bytes
SHA-256: a99ab44cd5cc5f1386e2dff12acc63716d85cce7038d65ee1e8f69e9d913d343
font_01_sfnt_off0000806b.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x806B 17976 bytes
SHA-256: 4c1d26c1fb4feed8092d99a8761960172faa49b0c213e7324f16c91828cd6f14
font_02_sfnt_off0000a179.bin pdf-font-stream PDF embedded font (sfnt) at offset 0xA179 3264 bytes
SHA-256: e32c06502c11b52acb5e814091c5fdbffd1e2a904ac7a9cfb8b5b180bd139088