Malicious PDF — malware analysis report

Static analysis result for SHA-256 e08ffe703e7a1dd6…

MALICIOUS

PDF

44.7 KB Created: 2021-05-12 16:05:31 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7)
MD5: ba95a16e9e03627ec7e1ffdfbfcdbb03 SHA-1: 112752c8f0e39512c45fd6cad43ccabb9f49681e SHA-256: e08ffe703e7a1dd6d0415abaabe3ab9161697effbe757de7173adefe7dbc90d2
122 Risk Score

Malware Insights

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

This PDF document employs lures related to free game items and downloads, strongly indicating an advance-fee scam or malware distribution. The presence of multiple embedded URLs pointing to similar deceptive content suggests a coordinated effort to trick users into downloading potentially malicious files. The ML classifier also flagged this document as malicious with high confidence.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9632

Heuristics 5

  • Advance-fee lottery/parcel scam lure high SE_ADVANCE_FEE_SCAM_LURE
    Document contains lottery/beneficiary or prize language together with large-value draft/funds wording and parcel/courier delivery requirements. This is a classic advance-fee fraud document shape.
  • Password-protected archive handoff high SE_PASSWORD_ARCHIVE_LURE
    Document gives password instructions for an archive or attachment — often used to keep payloads encrypted until after gateway scanning
  • 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/minecraft-clipart-free-game-hack
    • http://dcmetroapp.com/images/how-to-generate-free-coin-master-spin_GM406889139.pdf
    • http://dcmetroapp.com/images/coin-master-free-spins-link-2021-app_GM406889139.pdf
    • http://dcmetroapp.com/images/roblox-rewards-robux_GM431946152.pdf
    • http://dcmetroapp.com/images/free-robux-no-human-verification-or-survey-2021_GM431946152.pdf
    • http://dcmetroapp.com/images/coin-master-hack-2021-download_GM406889139.pdf
    • http://dcmetroapp.com/images/coin-master-collect-today-free-spin_GM406889139.pdf
    • http://dcmetroapp.com/images/get-free-robux-without-doing-anything_GM431946152.pdf
    • http://dcmetroapp.com/images/cheats-coin-master-free_GM406889139.pdf
    • http://dcmetroapp.com/images/coin-master-free-stuff_GM406889139.pdf
    • http://dcmetroapp.com/images/get-free-robux-no-verification_GM431946152.pdf
    • http://dcmetroapp.com/images/free-spins-coin-master-links-no-human-verification_GM406889139.pdf
    • http://dcmetroapp.com/images/free-robux-no-verify_GM431946152.pdf
    • http://dcmetroapp.com/images/coin-master-hack-spin-generator_GM406889139.pdf
    • http://dcmetroapp.com/images/free-accessories-roblox_GM431946152.pdf
    • http://dcmetroapp.com/images/minecraft-toolbox-premium-apk_GM479516143.pdf
    • http://dcmetroapp.com/images/how-to-buy-robux-for-free_GM431946152.pdf
    • http://dcmetroapp.com/images/free-coin-and-spin-for-coin-master_GM406889139.pdf
    • http://dcmetroapp.com/images/coin-master-hack-tool-v1-9-download-free_GM406889139.pdf
    • http://dcmetroapp.com/images/coin-master-free-spins-hack_GM406889139.pdf
    • http://dcmetroapp.com/images/roblox-game-free-download_GM431946152.pdf
    • http://en.wikipedia.org/wiki/MIT_License

Extracted artifacts 3

Files carved from inside the sample during analysis.

FilenameKindSourceSize
stream_003_off000049cb.bin
eb02a193ef32288d9dc1bf8162e0b1ff8b1b12a64196e0a17bf2edefe2259363		 decompressed-pdf-stream PDF FlateDecoded stream at offset 0x49CB 25124 bytes
font_01_sfnt_off000082eb.bin
3811f2fb1880daf4953efcc9c7427d9b438bced237490b00be4a6ec3ecea79e0		 pdf-font-stream PDF embedded font (sfnt) at offset 0x82EB 3092 bytes
font_02_sfnt_off00008d96.bin
91cd75b72efc4400f550dd169e429811ff3a09c689ab9966efef0c18f18efa2f		 pdf-font-stream PDF embedded font (sfnt) at offset 0x8D96 17816 bytes

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