PDF static analysis report

Static analysis result for SHA-256 b91b0d97f0233177…

SUSPICIOUS

PDF

35.2 KB Created: 2021-06-29 15:53:02 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-29
MD5: 69e578dee54af5e00d1cecd082a38e34 SHA-1: dffc35f84fe3cbdca9aa40337d8fccd13f926901 SHA-256: b91b0d97f02331777c1e1a46c1fe8ce7e687803dc04ac0c1149b40ccce7738ed
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains multiple embedded URLs, including one pointing to 'netcdn.co' which is flagged as a malicious external URI. The document's content and associated URLs suggest a lure for downloading game-related cheats or hacks, which is a common tactic for distributing malware. Although no scripts were explicitly extracted, the ML classifier strongly flagged this PDF as malicious, indicating a high likelihood of malicious intent.

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/fond-d PDF link annotation
    • http://nationshield.ae/userfiles/files/roblox-hack_GM431946152.pdfIn PDF document text
    • http://nationshield.ae/userfiles/files/coin-master-spins-hack_GM406889139.pdfIn PDF document text
    • http://nationshield.ae/userfiles/files/coin-master-free-spin-codes_GM406889139.pdfIn PDF document text
    • http://nationshield.ae/userfiles/files/minecraft-for-ipad-free_GM479516143.pdfIn PDF document text
    • http://nationshield.ae/userfiles/files/free-robux-hacker-us_GM431946152.pdfIn PDF document text
    • http://nationshield.ae/userfiles/files/coin-master-hack-spins_GM406889139.pdfIn PDF document text
    • http://nationshield.ae/userfiles/files/how-to-change-username-on-roblox-for-free_GM431946152.pdfIn PDF document text
    • http://nationshield.ae/userfiles/files/coin-master-free-spins-link-2021-iphone_GM406889139.pdfIn PDF document text
    • http://nationshield.ae/userfiles/files/rise-of-nations-cheats-roblox_GM431946152.pdfIn PDF document text
    • http://nationshield.ae/userfiles/files/minecraft-java-edition-free-download_GM479516143.pdfIn PDF document text
    • http://nationshield.ae/userfiles/files/coin-master-hack-8-ball-pool_GM406889139.pdfIn PDF document text
    • http://nationshield.ae/userfiles/files/free-spin-coin-master-link-today_GM406889139.pdfIn PDF document text
    • http://nationshield.ae/userfiles/files/free-robux-2021-no-verification_GM431946152.pdfIn PDF document text
    • http://nationshield.ae/userfiles/files/easypoints-gg-roblox_GM431946152.pdfIn PDF document text
    • http://nationshield.ae/userfiles/files/how-to-hack-roblox-accounts-on-ipad-2021_GM431946152.pdfIn PDF document text
    • http://nationshield.ae/userfiles/files/free-spin-in-coin-master_GM406889139.pdfIn PDF document text
    • http://nationshield.ae/userfiles/files/100-free-tiktok-followers_GM835599320.pdfIn PDF document text
    • http://nationshield.ae/userfiles/files/toolbox-for-minecraft-pe-ios_GM479516143.pdfIn PDF document text
    • http://nationshield.ae/userfiles/files/minecraft-java-edition-free_GM479516143.pdfIn PDF document text
    • http://nationshield.ae/userfiles/files/coin-master-online-hack-link_GM406889139.pdfIn PDF document text
    • http://en.wikipedia.org/wiki/MIT_LicenseIn PDF document text

Extracted artifacts 2

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off000031e1.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x31E1 22280 bytes
SHA-256: c918590624181a08b527164e8cc6ee2bf22b6030fbc43130f0b1ec1590e315ef
font_01_sfnt_off00006373.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x6373 19484 bytes
SHA-256: 65a1253b1e3cbaa5db1dfbbc90ca2dbe9dba92028f2db2845cfb04a343c8cd73