PDF static analysis report

Static analysis result for SHA-256 94a0ba9cd3c3944c…

SUSPICIOUS

PDF

34.1 KB Created: 2021-07-08 19:21:21 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27
MD5: d8685c0f15648f8782fb860445b34896 SHA-1: d270108fceb2596f853ac433a169f6c2b7b80127 SHA-256: 94a0ba9cd3c3944cce48eb5c9e2ab3b2e430f9d86400ab1aab5a4f4e6c3c9abb
42 Risk Score

Malware Insights

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

The PDF document contains embedded URLs and text that lures users with promises of free in-game currency and hacks for popular games. The primary URL, http://netcdn.tw/app/406889139/free-spins-coins-coin-master-game-hack, is highly suspicious and likely leads to a malicious download or phishing page. The ML classifier also flagged this PDF with high confidence, indicating 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.tw/app/406889139/free-spins-coins-coin-master-game-hack PDF link annotation
    • https://www.donjastubica.hr/files/how-to-install-minecraft-for-free_GM479516143.pdfIn PDF document text
    • https://www.donjastubica.hr/files/get-free-robux-gg_GM431946152.pdfIn PDF document text
    • http://www.donjastubica.hr/files/yanisalternalt-free-robux_GM431946152.pdfIn PDF document text
    • https://www.donjastubica.hr/files/hacks-roblox-jailbreak-2021_GM431946152.pdfIn PDF document text
    • https://www.donjastubica.hr/files/roblox-cheat-farbe_GM431946152.pdfIn PDF document text
    • https://www.donjastubica.hr/files/coin-master-ios-hack_GM406889139.pdfIn PDF document text
    • https://www.donjastubica.hr/files/minecraft-net-download-free_GM479516143.pdfIn PDF document text
    • http://www.donjastubica.hr/files/minecraft-free-apk_GM479516143.pdfIn PDF document text
    • http://www.donjastubica.hr/files/mathep_GM431946152.pdfIn PDF document text
    • http://www.donjastubica.hr/files/roblox-free-sword-pack_GM431946152.pdfIn PDF document text
    • http://www.donjastubica.hr/files/account-passwort-roblox-hack_GM431946152.pdfIn PDF document text
    • http://www.donjastubica.hr/files/roblox-system_GM431946152.pdfIn PDF document text
    • https://www.donjastubica.hr/files/robux-generator-no-human-verification-or-survey_GM431946152.pdfIn PDF document text
    • http://www.donjastubica.hr/files/pokemon-go-free-coins-2021_GM1094591345.pdfIn PDF document text
    • http://www.donjastubica.hr/files/free-minecraft-printables-food-labels_GM479516143.pdfIn PDF document text
    • http://www.donjastubica.hr/files/coin-master-hack-pc-free_GM406889139.pdfIn PDF document text
    • http://www.donjastubica.hr/files/is-minecraft-free-on-ps4_GM479516143.pdfIn PDF document text
    • http://www.donjastubica.hr/files/coin-master-free-spins-and-coins_GM406889139.pdfIn PDF document text
    • http://www.donjastubica.hr/files/free-roblox-hacker-no-human-verification_GM431946152.pdfIn PDF document text
    • https://www.donjastubica.hr/files/project-alpha-20-hack-roblox_GM431946152.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_off00003080.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x3080 22596 bytes
SHA-256: adf6202d8be238c9847fc40d6a2ad75318a436410e78222caec7f927d808ff3f
font_01_sfnt_off000062cb.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x62CB 18176 bytes
SHA-256: e8ec895f495d139acdb298d515a7ca0fffd25b58e102aa71b0a100d8abb1bbce