Malicious PDF — malware analysis report

Static analysis result for SHA-256 22eeb106615c3ac0…

MALICIOUS

PDF

43.8 KB Created: 2021-05-15 07:36:05 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27
MD5: 15992daa66b92d1555b676b3d6d6f167 SHA-1: 500d5dc774b71dd2865e9ee1208786baa724e630 SHA-256: 22eeb106615c3ac0bfde562ef5276d103e3015c7d677edb919c243cf267858c5
102 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains numerous embedded links, identified by the PDF_SEO_LINK_FARM heuristic, pointing to various game-related cheats and downloads. The primary URL, https://netcdn.xyz/app/431946152/how-to-get-free-roblox-game-hack, suggests a lure for free game items. The ML_NYX_PDF_MALICIOUS heuristic strongly indicates malicious intent, likely to direct users to malicious websites or initiate malware downloads.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9969

Heuristics 4

  • Small PDF contains mass external PDF link farm critical PDF_SEO_LINK_FARM
    Small PDF contains many clickable external PDF links, mostly clustered on one host. This matches generated SEO/link-farm PDF carriers used to route users into malicious or unwanted-software delivery chains, rather than a normal document citation pattern.
  • 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-free-roblox-game-hack PDF link annotation
    • http://giolantapepe.gr/images/free-minecraft-texture-packs_GM479516143.pdfIn PDF document text
    • http://giolantapepe.gr/images/free-spins-coin-master-cheats_GM406889139.pdfIn PDF document text
    • http://giolantapepe.gr/images/minecraft-texture-packs-free-download_GM479516143.pdfIn PDF document text
    • http://giolantapepe.gr/images/roblox-exploit-download_GM431946152.pdfIn PDF document text
    • http://giolantapepe.gr/images/free-robux-without-downloading-apps_GM431946152.pdfIn PDF document text
    • http://giolantapepe.gr/images/free-roblox-hair-to-wear_GM431946152.pdfIn PDF document text
    • http://giolantapepe.gr/images/coin-master-free-spins-link-2021-iphone_GM406889139.pdfIn PDF document text
    • http://giolantapepe.gr/images/coin-master-hack-without-human-verification-2021_GM406889139.pdfIn PDF document text
    • http://giolantapepe.gr/images/give-me-robux-now_GM431946152.pdfIn PDF document text
    • http://giolantapepe.gr/images/avatar-the-last-airbender-roblox_GM431946152.pdfIn PDF document text
    • http://giolantapepe.gr/images/how-to-get-minecraft-java-for-free_GM479516143.pdfIn PDF document text
    • http://giolantapepe.gr/images/how-to-get-free-robux-without-verification_GM431946152.pdfIn PDF document text
    • http://giolantapepe.gr/images/how-to-get-free-robux-easy_GM431946152.pdfIn PDF document text
    • http://giolantapepe.gr/images/claim-gg-free-robux_GM431946152.pdfIn PDF document text
    • http://giolantapepe.gr/images/free-coin-master-spins_GM406889139.pdfIn PDF document text
    • http://giolantapepe.gr/images/how-to-hack-coin-master-facebook_GM406889139.pdfIn PDF document text
    • http://giolantapepe.gr/images/free-coin-master-account_GM406889139.pdfIn PDF document text
    • http://giolantapepe.gr/images/coin-master-card-collection-link_GM406889139.pdfIn PDF document text
    • http://giolantapepe.gr/images/free-robux-images_GM431946152.pdfIn PDF document text
    • http://giolantapepe.gr/images/how-to-host-a-minecraft-server-for-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_off000048c5.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x48C5 28928 bytes
SHA-256: 72577fcf1515699e0fdb324aa327c29c03267cd6524d823c497e6b41a7e51207
font_01_sfnt_off0000892f.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x892F 18216 bytes
SHA-256: 4bd910cbe6e13e3cc1fd56827474962a0b5b839547430a6bf478c6dff96655e9

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