PDF static analysis report

Static analysis result for SHA-256 162d97277b53aa16…

SUSPICIOUS

PDF

34.1 KB Created: 2021-06-26 03:58:25 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-16
MD5: 9dfcd603974f538d03e1bb8494da3618 SHA-1: 51336bde0db153bce4f55325079b87d27a820636 SHA-256: 162d97277b53aa16e9572584cf5106618a0ef6a110cbccdc6fb6af58f2694d3f
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1204.002 Malicious Link

The PDF document contains numerous embedded URLs and a prominent external URI pointing to what appears to be a download site for game-related cheats or hacks. The ML classifier strongly flagged this PDF as malicious, and the presence of multiple links to similar content reinforces the likelihood of a malicious download lure. The document body text and extracted URLs suggest a social engineering tactic to trick users into downloading potentially unwanted or malicious software.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9980

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 http://netcdn.co/app/431946152/obby-games-on-roblox-free-online-games-game-hack PDF link annotation
    • https://wald-match.com.tw/upload/files/free-roblox-pickaxes_GM431946152.pdfIn PDF document text
    • https://wald-match.com.tw/upload/files/coin-master-hack-xyz-2021_GM406889139.pdfIn PDF document text
    • https://wald-match.com.tw/upload/files/como-descargar-coin-master-hackeado_GM406889139.pdfIn PDF document text
    • https://wald-match.com.tw/upload/files/free-100-robux_GM431946152.pdfIn PDF document text
    • https://wald-match.com.tw/upload/files/admin-hack-download-roblox_GM431946152.pdfIn PDF document text
    • https://wald-match.com.tw/upload/files/free-roblox-girl-hair-not-a-model_GM431946152.pdfIn PDF document text
    • https://wald-match.com.tw/upload/files/coin-master-hack-unlimited-spins-and-coins-cheats_GM406889139.pdfIn PDF document text
    • https://wald-match.com.tw/upload/files/get-me-free-robux_GM431946152.pdfIn PDF document text
    • https://wald-match.com.tw/upload/files/coin-master-free-spins-link-2021-twitter_GM406889139.pdfIn PDF document text
    • https://wald-match.com.tw/upload/files/robloxheroxyz-free-robux_GM431946152.pdfIn PDF document text
    • https://wald-match.com.tw/upload/files/coin-master-free-spin-and-coin-links_GM406889139.pdfIn PDF document text
    • https://wald-match.com.tw/upload/files/free-girl-hair-roblox_GM431946152.pdfIn PDF document text
    • https://wald-match.com.tw/upload/files/coin-master-free-spins-only_GM406889139.pdfIn PDF document text
    • https://wald-match.com.tw/upload/files/roblox-free-robux-hack-instant-proof-2021_GM431946152.pdfIn PDF document text
    • https://wald-match.com.tw/upload/files/coin-master-free-coins-and-spins-link-2021_GM406889139.pdfIn PDF document text
    • https://wald-match.com.tw/upload/files/how-to-get-free-clothing-on-roblox_GM431946152.pdfIn PDF document text
    • https://wald-match.com.tw/upload/files/cmaster-club-coin-master-hack_GM406889139.pdfIn PDF document text
    • https://wald-match.com.tw/upload/files/how-to-minecraft-for-free_GM479516143.pdfIn PDF document text
    • https://wald-match.com.tw/upload/files/2021-free-spins-coin-master_GM406889139.pdfIn PDF document text
    • https://wald-match.com.tw/upload/files/adopt-me-roblox-hacks_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
font_00_sfnt_off00002f33.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x2F33 22088 bytes
SHA-256: 33451e0fe4646f7f636ae596966a03ed9c4a13b719281bdfdab74e7070fc43ff
font_01_sfnt_off00005ff6.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x5FF6 19208 bytes
SHA-256: 2e4915aa3f3089292f6f1eb99812f3fdeaa04c225387bba542c02044a002409f