PDF static analysis report

Static analysis result for SHA-256 51d5f1a605d039be…

SUSPICIOUS

PDF

46.0 KB Created: 2021-05-14 15:09:42 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-16
MD5: 2b57eab2bcaa48aa6a206acfa0611cd1 SHA-1: 8c585e608aa31a23757cf3735b887dc536d8713b SHA-256: 51d5f1a605d039be9bdcf644ffaa33d322021058f12648d9dfb31bb876a72d4f
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains multiple embedded URLs, including one pointing to a suspicious domain associated with game hacks and free items. The ML classifier also flagged this PDF as malicious. The presence of these links suggests an attempt to redirect the user to a site that may host malware or phishing content, likely delivered via a spearphishing attachment.

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 https://netcdn.xyz/app/479516143/can-you-download-minecraft-for-free-game-hack PDF link annotation
    • https://xiangquan.com.tw/image/data/files/how-to-get-free-robux-2021-no-human-verification_GM431946152.pdfIn PDF document text
    • https://xiangquan.com.tw/image/data/files/minecraft-bedrock-edition-free_GM479516143.pdfIn PDF document text
    • https://xiangquan.com.tw/image/data/files/how-to-get-free-cards-for-coin-master_GM406889139.pdfIn PDF document text
    • https://xiangquan.com.tw/image/data/files/how-to-get-free-spins-on-coin-master-2021-links_GM406889139.pdfIn PDF document text
    • https://xiangquan.com.tw/image/data/files/roblox-report-hacker_GM431946152.pdfIn PDF document text
    • https://xiangquan.com.tw/image/data/files/earn-robux-for-roblox_GM431946152.pdfIn PDF document text
    • https://xiangquan.com.tw/image/data/files/free-robux-human-verification_GM431946152.pdfIn PDF document text
    • https://xiangquan.com.tw/image/data/files/how-to-get-free-robux-easy_GM431946152.pdfIn PDF document text
    • https://xiangquan.com.tw/image/data/files/coin-master-daily-free-spins-and-coins-2021_GM406889139.pdfIn PDF document text
    • https://xiangquan.com.tw/image/data/files/can-i-hack-coin-master-with-lucky-patcher_GM406889139.pdfIn PDF document text
    • https://xiangquan.com.tw/image/data/files/free-coin-master-spins-no-human-verification_GM406889139.pdfIn PDF document text
    • https://xiangquan.com.tw/image/data/files/mobihack-roblox-hack_GM431946152.pdfIn PDF document text
    • https://xiangquan.com.tw/image/data/files/is-minecraft-education-edition-free_GM479516143.pdfIn PDF document text
    • https://xiangquan.com.tw/image/data/files/coin-master-34-4-hack-download_GM406889139.pdfIn PDF document text
    • https://xiangquan.com.tw/image/data/files/how-to-get-free-hair-in-roblox_GM431946152.pdfIn PDF document text
    • https://xiangquan.com.tw/image/data/files/free-robux-site_GM431946152.pdfIn PDF document text
    • https://xiangquan.com.tw/image/data/files/roblox-rules_GM431946152.pdfIn PDF document text
    • https://xiangquan.com.tw/image/data/files/roblox-com-hack_GM431946152.pdfIn PDF document text
    • https://xiangquan.com.tw/image/data/files/coin-master-daily-free-spins-link-2021-today_GM406889139.pdfIn PDF document text
    • https://xiangquan.com.tw/image/data/files/coin-master-100-spin_GM406889139.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_off00004e00.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x4E00 29956 bytes
SHA-256: 2702bc281974588cc47295071ddee07ec7b58a842ca2730d193bf656975c2792
font_01_sfnt_off000090d4.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x90D4 18592 bytes
SHA-256: ed5684d9a13e4aff878e16593a586bb1b0a035d61c002246dac68e4b539701c0

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