Malicious PDF — malware analysis report

Static analysis result for SHA-256 b00195fb3523a130…

MALICIOUS

PDF

33.9 KB Created: 2021-07-05 15:52:49 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2026-06-04
MD5: 72d33713879399b0aabc4b9d6603c773 SHA-1: 6a44650cf455b1dbcc1cbe1c074a83a1a17a5205 SHA-256: b00195fb3523a1302dfb266dceac19b1ba22b124bb35c6101e6caef5bf94c936
160 Risk Score

Malware Insights

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

This PDF document contains multiple links to known malicious redirectors, masquerading as game hacks and free generators. The primary lure, 'minecraft-free-ios-no-verification-game-hack', redirects to malicious infrastructure. The document's structure and embedded links suggest it is designed to trick users into visiting potentially harmful websites, likely for credential harvesting or further malware delivery.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9983

Heuristics 4

  • 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.
  • 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 http://netcdn.tw/app/479516143/minecraft-free-ios-no-verification-game-hack In PDF document text
    • http://library.unissula.ac.id/fk//repository/free-robux-accounts_GM431946152.pdfIn PDF document text
    • http://library.unissula.ac.id/fk//repository/free-roblox-money_GM431946152.pdfIn PDF document text
    • http://library.unissula.ac.id/fe/repository/coin-master-spins-and-coins_GM406889139.pdfIn PDF document text
    • http://library.unissula.ac.id/fe/repository/how-to-create-a-minecraft-server-for-free_GM479516143.pdfIn PDF document text
    • http://library.unissula.ac.id/fk/repository/coin-master-free-spins-2-5-2021_GM406889139.pdfIn PDF document text
    • http://library.unissula.ac.id/fk/repository/im-being-called-a-hacker-on-roblox_GM431946152.pdfIn PDF document text
    • http://library.unissula.ac.id/fk//repository/coin-master-game-free-play-online_GM406889139.pdfIn PDF document text
    • http://library.unissula.ac.id/fe/repository/free-coins-coin-master-2021_GM406889139.pdfIn PDF document text
    • http://library.unissula.ac.id/fk/repository/vehicle-simulator-hack-money-roblox_GM431946152.pdfIn PDF document text
    • http://library.unissula.ac.id/fk/repository/free-builders-club-accounts-on-roblox_GM431946152.pdfIn PDF document text
    • http://library.unissula.ac.id/fe/repository/how-to-get-bear-face-mask-for-free-roblox_GM431946152.pdfIn PDF document text
    • http://library.unissula.ac.id/fe/repository/roblox-free-followers_GM431946152.pdfIn PDF document text
    • http://library.unissula.ac.id/fe/repository/what-is-coin-master-app_GM406889139.pdfIn PDF document text
    • http://library.unissula.ac.id/fe/repository/free-unlimited-robux-2021_GM431946152.pdfIn PDF document text
    • http://library.unissula.ac.id/fk//repository/minecraft-free-unblocked_GM479516143.pdfIn PDF document text
    • http://library.unissula.ac.id/fk//repository/coin-master-daily-free-spins-link_GM406889139.pdfIn PDF document text
    • http://library.unissula.ac.id/fk//repository/can-i-get-minecraft-for-free_GM479516143.pdfIn PDF document text
    • http://library.unissula.ac.id/fe/repository/free-robux-live-stream-every-5-seconds_GM431946152.pdfIn PDF document text
    • http://library.unissula.ac.id/fk//repository/free-robux-scams_GM431946152.pdfIn PDF document text
    • http://library.unissula.ac.id/fk/repository/minecraft-java-edition-redeem-code-free-2021_GM479516143.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_off0000313b.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x313B 22180 bytes
SHA-256: 917a249845f2b2ec3ab7fc45d565e0ebb18a38c181e9774b942fc9f2cbdaee3c
font_01_sfnt_off00006244.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x6244 18132 bytes
SHA-256: 9921e29242a30a87c239e4842ad7b287d420a62858cff22e2e8107af17a37070

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