Malicious PDF — malware analysis report

Static analysis result for SHA-256 48e5f9652cfa7242…

MALICIOUS

PDF

52.1 KB Created: 2021-05-17 17:15:31 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2026-06-04
MD5: fe0be0fb46240176552ff5fdda3a5747 SHA-1: 2e63d337b156edc75168f9eee6affa0c11feee5d SHA-256: 48e5f9652cfa724274ae48854f936829a3418306350229084010c018d48f68e1
160 Risk Score

Malware Insights

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

This PDF document contains multiple links that lead to a known malicious redirector infrastructure, specifically promoting 'game hacks' and 'free generators'. The document body, though partially corrupted, indicates a lure for 'How To Hack Roblox Accounts 2021'. The presence of these links and the nature of the lure strongly suggest an attempt to trick users into visiting malicious sites, likely to download further malware or engage in credential harvesting.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9348

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 https://netcdn.xyz/app/431946152/how-to-hack-roblox-accounts-2021-game-hack In PDF document text
    • https://elearning.mtsn9jombang.sch.id/__statics/gudangsoal/files/microsoft-free-robux_GM431946152.pdfIn PDF document text
    • https://elearning.mtsn9jombang.sch.id/__statics/gudangsoal/files/robux-for-surveys_GM431946152.pdfIn PDF document text
    • http://elearning.mtsn9jombang.sch.id/__statics/gudangsoal/files/robux-now_GM431946152.pdfIn PDF document text
    • https://elearning.mtsn9jombang.sch.id/__statics/gudangsoal/files/robux-earning-websites_GM431946152.pdfIn PDF document text
    • http://elearning.mtsn9jombang.sch.id/__statics/gudangsoal/files/hack-game-coin-master_GM406889139.pdfIn PDF document text
    • https://elearning.mtsn9jombang.sch.id/__statics/gudangsoal/files/free-robux-com_GM431946152.pdfIn PDF document text
    • https://elearning.mtsn9jombang.sch.id/__statics/gudangsoal/files/how-to-get-free-robux-with-no-verification_GM431946152.pdfIn PDF document text
    • https://elearning.mtsn9jombang.sch.id/__statics/gudangsoal/files/roblox-hack-apk_GM431946152.pdfIn PDF document text
    • http://elearning.mtsn9jombang.sch.id/__statics/gudangsoal/files/weird-roblox_GM431946152.pdfIn PDF document text
    • http://elearning.mtsn9jombang.sch.id/__statics/gudangsoal/files/coin-master-game-free-spin-download_GM406889139.pdfIn PDF document text
    • http://elearning.mtsn9jombang.sch.id/__statics/gudangsoal/files/can-you-give-me-robux_GM431946152.pdfIn PDF document text
    • http://elearning.mtsn9jombang.sch.id/__statics/gudangsoal/files/roblox-inappropriate-games_GM431946152.pdfIn PDF document text
    • https://elearning.mtsn9jombang.sch.id/__statics/gudangsoal/files/free-spins-and-coins-com_GM406889139.pdfIn PDF document text
    • http://elearning.mtsn9jombang.sch.id/__statics/gudangsoal/files/coin-master-hack-2021-android_GM406889139.pdfIn PDF document text
    • https://elearning.mtsn9jombang.sch.id/__statics/gudangsoal/files/free-robux-websites-2021_GM431946152.pdfIn PDF document text
    • https://elearning.mtsn9jombang.sch.id/__statics/gudangsoal/files/free-games-like-minecraft_GM479516143.pdfIn PDF document text
    • https://elearning.mtsn9jombang.sch.id/__statics/gudangsoal/files/minecraft-free-apk-download-016-0_GM479516143.pdfIn PDF document text
    • http://elearning.mtsn9jombang.sch.id/__statics/gudangsoal/files/robux-rewards_GM431946152.pdfIn PDF document text
    • http://elearning.mtsn9jombang.sch.id/__statics/gudangsoal/files/roblox-hack-ios_GM431946152.pdfIn PDF document text
    • http://elearning.mtsn9jombang.sch.id/__statics/gudangsoal/files/free-robux-survey_GM431946152.pdfIn PDF document text
    • http://en.wikipedia.org/wiki/MIT_LicenseIn PDF document text

Related samples 8

Ranked by shared artifacts, heuristics, extracted URLs, CVEs, and signatures.

Full JSON: related samples API

Extracted artifacts 3

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00004e79.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x4E79 27240 bytes
SHA-256: c3099966392a709d1dfcc2e2706f39d5e9024df7afe12f65a58dc922e264654b
font_01_sfnt_off00008c01.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x8C01 8292 bytes
SHA-256: 5c2aa7196bc7386fdada2e7697d5f5a519789a9e40f3678d912af1931533996a
font_02_sfnt_off0000a73f.bin pdf-font-stream PDF embedded font (sfnt) at offset 0xA73F 18992 bytes
SHA-256: 91904dcb98687fcf58c7b52e545a9fbf658b3e4d1998331468638ebaf1d03505

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