Malicious PDF — malware analysis report

Static analysis result for SHA-256 00060cdd5cafc33d…

MALICIOUS

PDF

41.0 KB Created: 2021-05-22 04:13:11 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27
MD5: d542dee05604b6a39fd5709528d82353 SHA-1: 4c86ff2486b3b19525cd8ef2d04000806eff3bbc SHA-256: 00060cdd5cafc33d6ae1b22458adc67f8e6383bb558de8b86b27aa2a83cfad52
180 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains multiple links to websites offering 'free generators' or 'game hacks', which are common lures for phishing or malware distribution. One primary URL, https://netcdn.xyz/app/835599320/free-tiktok-followers-generator-game-hack, is identified as a malicious redirector. The document body also contains a call-to-action phrase, 'CLICK HERE TO ACCESS TIKTOK GENERATOR', further encouraging user interaction with the malicious links.

Machine Learning

  • Nyx PDF Classifier malicious score 0.7508

Heuristics 5

  • PDF links to a 'free generator / game hack' redirector critical PDF_GAME_HACK_REDIRECT_LURE
    PDF's clickable action targets a redirector of the form /app/<id>/<slug>-game-hack — the landing-page shape of a large SEO 'free spins / generator / game hack' lure family that funnels victims through rotating disposable hosts to a malware/scam payload. The multi-link variants also trip ML/link-farm rules; this catches the single-link variants that otherwise score clean. CRITICAL on its own: the /app/<id>/<slug>-game-hack path shape is unambiguous scam infra, and the host rotates so a host-list match can't be relied on.
  • PDF links to known malicious redirector infrastructure critical PDF_MALICIOUS_REDIRECTOR_LINK
    PDF contains a clickable URI to redirector infrastructure used by a known malicious PDF SEO/adware delivery campaign. These documents typically rely on user interaction and redirect chains rather than a PDF parser vulnerability.
  • 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
  • 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/free-tiktok-followers-generator-game-hack In PDF document text
    • http://www.ipsiagmarconi.it/images/free-spins-coin-master-daily_GM406889139.pdfIn PDF document text
    • http://www.ipsiagmarconi.it/images/how-do-you-hack-minecraft_GM479516143.pdfIn PDF document text
    • http://www.ipsiagmarconi.it/images/hacks-to-get-free-robux_GM431946152.pdfIn PDF document text
    • http://www.ipsiagmarconi.it/images/minecraft-launcher-free_GM479516143.pdfIn PDF document text
    • http://www.ipsiagmarconi.it/images/coin-master-hack-with-facebook-login_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_002_off00003036.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x3036 29484 bytes
SHA-256: a4dd30c17b19dcea6f8b884a14375b7ce94a45e881fd6ce367ba693d9d5bf4ed
font_01_sfnt_off000071dc.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x71DC 4268 bytes
SHA-256: 9e87e7f2ee0ba3b0619f497ca59f4cf611f0ee63f63c054e2de0a38d8b99b09e
font_02_sfnt_off00008011.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x8011 17924 bytes
SHA-256: 15e81544c7296339f60406a70d440ba472803439c3c01f92585f07e7e66dad8a