PDF malware analysis — malicious · 2308268d7bda8dfc

MALICIOUS

PDF

34.8 KB Created: 2021-06-23 16:56:38 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27

MD5: 3d57a065f08783f80bef56b67a599ae9 SHA-1: d2ad4cde43c34476bf61abac7e6a43a8351b3249 SHA-256: 2308268d7bda8dfcd58985fe840b8c5031b8956a4b2bc9ccb0fce9c6c0778816

82 Risk Score

Malware Insights

MITRE ATT&CK

T1566.001 Spearphishing Attachment

This PDF document employs a common lure of 'free Robux' and game hacks to entice users. It contains embedded URLs that redirect to a malicious domain, likely serving as a gateway for further malicious activity. The document's content and structure strongly suggest it is designed to trick users into visiting a compromised site, potentially for credential harvesting or malware delivery.

Machine Learning

Nyx PDF Classifier malicious score 0.9980

Heuristics 4

PDF links to a 'free generator / game hack' redirector high PDF_GAME_HACK_REDIRECT_LURE

PDF's clickable action targets a redirector of the form /app/<id>/<slug>-game-hack — the landing-page shape of a large SEO 'free spins / generator / game hack' lure family that funnels victims through rotating disposable hosts to a malware/scam payload. The multi-link variants also trip ML/link-farm rules; this catches the single-link variants that otherwise score clean.
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/free-robux-no-offers-or-survey-2021-game-hack PDF link annotation
- https://www.astrospace.com.tw/upload/files/how-to-hack-teleport-a-player-in-roblox_GM431946152.pdfIn PDF document text
- https://www.astrospace.com.tw/upload/files/roblox-free-online-without-download_GM431946152.pdfIn PDF document text
- https://www.astrospace.com.tw/upload/files/how-to-hack-a-roblox-account-2021_GM431946152.pdfIn PDF document text
- https://www.astrospace.com.tw/upload/files/how-can-i-hack-someones-account-on-roblox_GM431946152.pdfIn PDF document text
- https://www.astrospace.com.tw/upload/files/pokemon-go-free-99_GM1094591345.pdfIn PDF document text
- https://www.astrospace.com.tw/upload/files/how-to-hack-a-roblox-account-easy-2021_GM431946152.pdfIn PDF document text
- https://www.astrospace.com.tw/upload/files/how-to-get-minecraft-pocket-edition-for-free_GM479516143.pdfIn PDF document text
- https://www.astrospace.com.tw/upload/files/daily-free-spins-coin-master-2021_GM406889139.pdfIn PDF document text
- https://www.astrospace.com.tw/upload/files/free-roblox-wings_GM431946152.pdfIn PDF document text
- https://www.astrospace.com.tw/upload/files/how-to-get-free-clothes-on-roblox_GM431946152.pdfIn PDF document text
- https://www.astrospace.com.tw/upload/files/free-robux-cheat-2021_GM431946152.pdfIn PDF document text
- https://www.astrospace.com.tw/upload/files/hacking-roblox-with-code-noclip-windows-7_GM431946152.pdfIn PDF document text
- https://www.astrospace.com.tw/upload/files/hack-game-coin-master_GM406889139.pdfIn PDF document text
- https://www.astrospace.com.tw/upload/files/roblox-hack-build-a-boat-for-treasure_GM431946152.pdfIn PDF document text
- https://www.astrospace.com.tw/upload/files/free-spins-from-coin-master_GM406889139.pdfIn PDF document text
- https://www.astrospace.com.tw/upload/files/free-800-robux_GM431946152.pdfIn PDF document text
- https://www.astrospace.com.tw/upload/files/how-to-hack-roblox-players-accounts_GM431946152.pdfIn PDF document text
- https://www.astrospace.com.tw/upload/files/roblox-how-to-download-hacks_GM431946152.pdfIn PDF document text
- https://www.astrospace.com.tw/upload/files/free-coin-and-spin-for-coin-master_GM406889139.pdfIn PDF document text
- https://www.astrospace.com.tw/upload/files/how-to-get-free-robux-without-surveys_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.

Filename	Kind	Source	Size
`font_00_sfnt_off00002f64.bin`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x2F64	22608 bytes
SHA-256: `d51163cf3c39714c061596b68b2d8d713030febf10899d760276424fe2ff5b49`
`font_01_sfnt_off000061b8.bin`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x61B8	19412 bytes
SHA-256: `cb1e6b29dc622264f8c0d3a0c34a51d862034f05493be36b0264d198b4b9856b`

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