Malicious PDF — malware analysis report

Static analysis result for SHA-256 08a2febe8e1b47c3…

MALICIOUS

PDF

35.8 KB Created: 2021-05-21 12:37:36 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2026-06-04
MD5: 9e3869a9b50454084ad389a898a3fc83 SHA-1: e711e96449cd2758163c12dff6ccace9cabc3953 SHA-256: 08a2febe8e1b47c39468fb5d3bbfacec2e06481e1a84ce80d2185f0f48345419
160 Risk Score

Malware Insights

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

The PDF contains multiple links to known malicious redirectors, including one that masquerades as a 'free generator / game hack'. The document body also contains a prominent call-to-action to 'CLICK HERE TO ACCESS MINECRAFT GENERATOR', further reinforcing the lure. While no scripts were explicitly extracted, the presence of malicious links and the nature of the lure suggest an attempt to redirect the user to a site that likely hosts further malicious content or exploits.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9648

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/479516143/free-custom-minecraft-skins-game-hack In PDF document text
    • https://e-learning.mtsn7kediri.sch.id/__statics/gudangsoal/files/coin-master-2021_GM406889139.pdfIn PDF document text
    • http://e-learning.mtsn7kediri.sch.id/__statics/gudangsoal/files/coin-master-free-spins-link-2021-blogger_GM406889139.pdfIn PDF document text
    • http://e-learning.mtsn7kediri.sch.id/__statics/gudangsoal/files/oginject-co_GM406889139.pdfIn PDF document text
    • http://e-learning.mtsn7kediri.sch.id/__statics/gudangsoal/files/lazy-blocks-com-free-robux_GM431946152.pdfIn PDF document text
    • https://e-learning.mtsn7kediri.sch.id/__statics/gudangsoal/files/bloxawards-com-earn-free-robux_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
stream_002_off000032d4.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x32D4 24712 bytes
SHA-256: 1600340babc14a913eb5dd09899bf8fce6408269e292ffeeed529b23369a1501
font_01_sfnt_off00006ad6.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x6AD6 18280 bytes
SHA-256: ec10c50983ae4d489d577a547491e9239078f829f0002f8f667bd43cad21040b

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