PDF static analysis report

Static analysis result for SHA-256 ac600e6abeb79951…

SUSPICIOUS

PDF

43.1 KB Created: 2021-05-24 01:08:02 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27
MD5: 8dd6f12aa00cfd905ece487409ba7afa SHA-1: 5676c264dd5ded9d6e644ba5a81ae2eab3283d34 SHA-256: ac600e6abeb7995104c50f94cc2a1dc5b3fc2607b3e953774b607bf45ba361f9
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains text and embedded URLs related to 'Roblox Free Robux Codes' and a 'Roblox Generator', indicating a social engineering lure. The presence of an external URI pointing to a suspicious domain, coupled with ML classifier flagging, suggests malicious intent. While no scripts were directly extracted, the document structure and embedded URLs imply an attempt to redirect the user to a malicious download or exploit site.

Machine Learning

  • Nyx PDF Classifier malicious score 0.7277

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/roblox-free-robux-codes-game-hack PDF link annotation
    • http://kaleasm.org/images/minecraft-hacks-18-9_GM479516143.pdfIn PDF document text
    • http://kaleasm.org/images/free-robux-codes-2021_GM431946152.pdfIn PDF document text
    • http://kaleasm.org/images/i-want-free-robux_GM431946152.pdfIn PDF document text
    • http://en.wikipedia.org/wiki/MIT_LicenseIn PDF document text

Extracted artifacts 3

Files carved from inside the sample during analysis.

FilenameKindSourceSize
stream_002_off0000307d.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x307D 27240 bytes
SHA-256: c772527f64d8ab76588104235b64d89bedbdd15f5296deb04557dd61c5168892
font_01_sfnt_off00006ecc.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x6ECC 7420 bytes
SHA-256: 0b188308ab0e7ffce9913d63d697a586f2937cafc51a771db38e3a566cd37e24
font_02_sfnt_off0000873b.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x873B 18260 bytes
SHA-256: 40a15a9049e9412bdd5c9a35f1903570ad5947e976b8939b833c9d7797e77bf9