PDF static analysis report

Static analysis result for SHA-256 445df5941304ca5d…

SUSPICIOUS

PDF

43.8 KB Created: 2021-05-12 16:33:45 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27
MD5: 87a6d1ed5a1839b64afd9165f4d85298 SHA-1: 66f76da0fd3f887437a478f013a5302555426897 SHA-256: 445df5941304ca5de2ce027cc992f92dac67e1c7df3b42df09b0f94515a955e9
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains multiple URLs that lead to pages offering 'free Robux' or game hacks, indicating a lure for potentially malicious downloads. The ML classifier strongly flagged this PDF as malicious, and the presence of external URIs suggests an attempt to redirect the user to a compromised or malicious site. No scripts were extracted, but the overall pattern suggests a phishing or social engineering attack aimed at tricking users into downloading unwanted software.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9969

Heuristics 3

  • 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/431946152/how-to-get-more-robux-game-hack PDF link annotation
    • http://library.polita.ac.id/repository/robux-free-gift-card_GM431946152.pdfIn PDF document text
    • http://library.polita.ac.id/repository/coin-master-free-spins-hack-2021_GM406889139.pdfIn PDF document text
    • http://library.polita.ac.id/repository/free-coin-master-links_GM406889139.pdfIn PDF document text
    • http://library.polita.ac.id/repository/free-robux-master_GM431946152.pdfIn PDF document text
    • http://library.polita.ac.id/repository/rbxfree-com-free-robux_GM431946152.pdfIn PDF document text
    • http://library.polita.ac.id/repository/best-minecraft-hacked-client-2021_GM479516143.pdfIn PDF document text
    • http://library.polita.ac.id/repository/how-do-u-get-free-robux-2021_GM431946152.pdfIn PDF document text
    • http://library.polita.ac.id/repository/how-to-get-minecraft-for-free-on-phone_GM479516143.pdfIn PDF document text
    • http://library.polita.ac.id/repository/windows-10-minecraft-hacks_GM479516143.pdfIn PDF document text
    • http://library.polita.ac.id/repository/free-robux-download_GM431946152.pdfIn PDF document text
    • http://library.polita.ac.id/repository/robux-free-gift-card-org-hack_GM431946152.pdfIn PDF document text
    • http://library.polita.ac.id/repository/how-to-hack-into-someones-roblox-account_GM431946152.pdfIn PDF document text
    • http://library.polita.ac.id/repository/bad-minecraft-free_GM479516143.pdfIn PDF document text
    • http://library.polita.ac.id/repository/coin-master-free-cards-hack_GM406889139.pdfIn PDF document text
    • http://library.polita.ac.id/repository/minecraft-apk-free-download-016-0_GM479516143.pdfIn PDF document text
    • http://library.polita.ac.id/repository/is-there-a-way-to-get-minecraft-for-free_GM479516143.pdfIn PDF document text
    • http://library.polita.ac.id/repository/coin-master-free-spins-and-coins-link-blogspot_GM406889139.pdfIn PDF document text
    • http://library.polita.ac.id/repository/robux-free-com_GM431946152.pdfIn PDF document text
    • http://library.polita.ac.id/repository/coin-master-money-hack_GM406889139.pdfIn PDF document text
    • http://library.polita.ac.id/repository/is-minecraft-bedrock-free_GM479516143.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 2

Files carved from inside the sample during analysis.

FilenameKindSourceSize
stream_003_off0000492b.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x492B 27144 bytes
SHA-256: d0fa5cd103638c8f8cac56f752000af4fbd711d1f30a473f25908356f82d0822
font_01_sfnt_off000088d7.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x88D7 18312 bytes
SHA-256: b63754bab8a539e11eebb32f86c31dbe9ceb60be690df901f3a3ba32c84f6f1e

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