PDF static analysis report

Static analysis result for SHA-256 7edd865420c8fc83…

SUSPICIOUS

PDF

43.7 KB Created: 2021-05-19 13:39:36 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-16
MD5: 549579dd3da696f307c8aedc9802dd1c SHA-1: da466ba94491ac2279373e93996133308ea8e8ee SHA-256: 7edd865420c8fc831f81ab04035b10fb4938d40c5bdf48825026a4e078f19c4b
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1204.002 Malicious Link

The PDF document contains multiple embedded URLs and a prominent external URI pointing to a domain associated with game hacks and cheats. The ML classifier also flagged this PDF as malicious with high confidence. The presence of a visual download button lure further supports the intent to trick users into downloading a payload.

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-hack-ios-reddit-game-hack PDF link annotation
    • http://zercalo.org/images/_GM479516143.pdfIn PDF document text
    • http://zercalo.org/images/easy-robux_GM431946152.pdfIn PDF document text
    • http://zercalo.org/images/if-you-delete-minecraft-can-you-redownload-it-for-free_GM479516143.pdfIn PDF document text
    • http://zercalo.org/images/40-free-spins-coin-master_GM406889139.pdfIn PDF document text
    • http://zercalo.org/images/coin-master-heaven-free-spins-link-2021-today_GM406889139.pdfIn PDF document text
    • http://zercalo.org/images/free-robux-legit_GM431946152.pdfIn PDF document text
    • http://zercalo.org/images/get-free-robux-com_GM431946152.pdfIn PDF document text
    • http://zercalo.org/images/coin-master-tricks_GM406889139.pdfIn PDF document text
    • http://zercalo.org/images/how-to-get-free-robux-on-roblox_GM431946152.pdfIn PDF document text
    • http://zercalo.org/images/coin-master-free-2021-spin-link_GM406889139.pdfIn PDF document text
    • http://zercalo.org/images/free-unlimited-coin-master-400-spin-link_GM406889139.pdfIn PDF document text
    • http://zercalo.org/images/blogspot-coin-master-free-spins_GM406889139.pdfIn PDF document text
    • http://zercalo.org/images/how-to-hack-roblox-passwords_GM431946152.pdfIn PDF document text
    • http://zercalo.org/images/apk-coin-master-hack_GM406889139.pdfIn PDF document text
    • http://zercalo.org/images/coin-master-free-spins-daily_GM406889139.pdfIn PDF document text
    • http://zercalo.org/images/gamehunters-coin-master_GM406889139.pdfIn PDF document text
    • http://zercalo.org/images/websites-that-give-you-free-robux_GM431946152.pdfIn PDF document text
    • http://zercalo.org/images/roblox-promo-code-to-get-free-robux_GM431946152.pdfIn PDF document text
    • http://zercalo.org/images/minecraft-bedrock-edition-pc-download-free_GM479516143.pdfIn PDF document text
    • http://zercalo.org/images/coin-master-free-spins-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
font_00_sfnt_off00004819.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x4819 25328 bytes
SHA-256: f254c459912bf78c1e327f4998eda43cc58eab98d81fba6de5baf3aac2a09bc5
font_01_sfnt_off00007f3a.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x7F3A 2880 bytes
SHA-256: 10d025f04f706eb71cdda4f99784df1b9ccb52e48080e43095e0398eaef6f132
font_02_sfnt_off00008925.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x8925 17888 bytes
SHA-256: f6db0d5ce37e689a46ceb71450432421ac9d8148bbd676fee9db03c905ab63a7

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