PDF static analysis report

Static analysis result for SHA-256 4288c61c7025cba8…

SUSPICIOUS

PDF

37.9 KB Created: 2021-05-21 01:23:41 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-16
MD5: b545389259dbd38054d0ab69762e06a7 SHA-1: 9fc23a9a557ba820c660318bbb0c98d81e4a0dd0 SHA-256: 4288c61c7025cba81e1ba92433ff67831fcb9b2d50e1efda27b195a9faf98b3a
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains multiple embedded URLs and text that explicitly mentions 'free shirts on Roblox' and 'Roblox Generator', indicating a lure for a scam. The ML classifier also flagged the PDF as malicious. While no scripts were directly extracted, the presence of external URIs and the document's content suggest it's designed to redirect users to potentially malicious sites for in-game currency scams.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9407

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-free-shirts-on-roblox-game-hack PDF link annotation
    • http://xn--80aciiv6azczc.xn--p1ai/images/can-you-actually-get-free-robux_GM431946152.pdfIn PDF document text
    • http://xn--80aciiv6azczc.xn--p1ai/images/fb-coin-master-free-spins-link_GM406889139.pdfIn PDF document text
    • http://xn--80aciiv6azczc.xn--p1ai/images/free-robux-hacker-us_GM431946152.pdfIn PDF document text
    • http://xn--80aciiv6azczc.xn--p1ai/images/coin-master-how-to-get-free-pet-food_GM406889139.pdfIn PDF document text
    • http://xn--80aciiv6azczc.xn--p1ai/images/robux-come_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 2

Files carved from inside the sample during analysis.

FilenameKindSourceSize
stream_002_off00003451.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x3451 26564 bytes
SHA-256: 6baf972d04626c4d117ef9d991832f1bec6354ab6728aafbfb96c1d29ebe38b2
font_01_sfnt_off0000724b.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x724B 18500 bytes
SHA-256: 0913aca000174c5e77b5d0e65f3ee2ebb36c614e623a410724f75da42fa667ca

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