Malicious PDF — malware analysis report

Static analysis result for SHA-256 ddfda97d3d57d788…

MALICIOUS

PDF

38.9 KB Created: 2021-05-22 17:44:59 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7)
MD5: bdc2059f810ec45540fe64a69a267c2f SHA-1: 34cbf94fab5af1c22c6ddd99d31965cf6f43b1c9 SHA-256: ddfda97d3d57d7886b704eae534fdf90c35bc1cf635be342f3981c5187f06271
62 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The document contains multiple embedded URLs and a prominent call-to-action to access a "TIKTOK GENERATOR", suggesting a lure for free followers or in-game items. The ML classifier also flagged this PDF as malicious. While no scripts were directly extracted, the presence of external URIs and the document's content strongly indicate a phishing or scam attempt designed to redirect users to potentially malicious websites.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9476

Heuristics 4

  • Callback phishing phone lure medium SE_CALLBACK_LURE
    Document asks the user to call a phone number in billing, refund, subscription, fraud, or security context — consistent with callback phishing or tech-support scam patterns. Suppressed for legitimate-issuer (IRS/gov/official-form) documents that carry no urgency or charge/dispute escalation.
  • 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/835599320/how-to-get-free-tiktok-followers-without-human-verification-game-hack
    • http://elearningmi.mibustanululumtulungagung.com/__statics/gudangsoal/files/how-to-get-minecraft-for-free-on-xbox_GM479516143.pdf
    • http://elearningmi.mibustanululumtulungagung.com/__statics/gudangsoal/files/coin-master-hack-2021-ios_GM406889139.pdf
    • http://elearningmi.mibustanululumtulungagung.com/__statics/gudangsoal/files/websites-that-give-free-robux_GM431946152.pdf
    • http://elearningmi.mibustanululumtulungagung.com/__statics/gudangsoal/files/free-robux-hack-2021_GM431946152.pdf
    • http://elearningmi.mibustanululumtulungagung.com/__statics/gudangsoal/files/how-to-earn-free-spins-coin-master_GM406889139.pdf
    • http://en.wikipedia.org/wiki/MIT_License

Extracted artifacts 2

Files carved from inside the sample during analysis.

FilenameKindSourceSize
stream_002_off00003404.bin
6942696b03a702cfb96bedc5ecac680921818df508c186711751683d523057eb		 decompressed-pdf-stream PDF FlateDecoded stream at offset 0x3404 28816 bytes
font_01_sfnt_off00007574.bin
79c2bf02bc82707ab9f25b25786afb4a3e11e0d45a314ed7c066e7684dd6d9fe		 pdf-font-stream PDF embedded font (sfnt) at offset 0x7574 18820 bytes

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