PDF malware analysis — malicious · 08e06bd55736c46d

MALICIOUS

PDF

44.9 KB Created: 2021-05-16 11:13:58 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7)

MD5: fb5d92c6830f0a43d4be8d06b346aa09 SHA-1: bccb07ae76e56c1ccdc900b88916eb32125ec809 SHA-256: 08e06bd55736c46da0ad986c716349faff54f649f2a20fae48be87196e1ede6d

102 Risk Score

Malware Insights

MITRE ATT&CK

T1566.001 Spearphishing Attachment T1204.002 Malicious Link

The PDF contains numerous links to external websites, many of which are presented as "free" game hacks or generators for popular games like Minecraft and Roblox. The heuristic 'PDF_SEO_LINK_FARM' indicates a large number of such links, suggesting a coordinated effort to direct users to potentially malicious download sites. The ML classifier also flagged this PDF as malicious with high confidence.

Machine Learning

Nyx PDF Classifier malicious score 0.9632

Heuristics 4

Small PDF contains mass external PDF link farm critical PDF_SEO_LINK_FARM

Small PDF contains many clickable external PDF links, mostly clustered on one host. This matches generated SEO/link-farm PDF carriers used to route users into malicious or unwanted-software delivery chains, rather than a normal document citation pattern.
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-free-ios-2021-game-hack
- https://terapivitalitasjogja.com/ckfinder/userfiles/files/how-can-you-get-free-robux_GM431946152.pdf
- https://terapivitalitasjogja.com/ckfinder/userfiles/files/https-iosgodscom-topic-20218flipmastercoinshack_GM406889139.pdf
- https://terapivitalitasjogja.com/ckfinder/userfiles/files/how-to-change-your-username-on-roblox-for-free_GM431946152.pdf
- https://terapivitalitasjogja.com/ckfinder/userfiles/files/free-robux-generator_GM431946152.pdf
- https://terapivitalitasjogja.com/ckfinder/userfiles/files/free-roblox-cards-pin-number_GM431946152.pdf
- https://terapivitalitasjogja.com/ckfinder/userfiles/files/how-to-get-free-robux-no-human-verification-2021_GM431946152.pdf
- https://terapivitalitasjogja.com/ckfinder/userfiles/files/minecraft-pe-apk-free-download_GM479516143.pdf
- https://terapivitalitasjogja.com/ckfinder/userfiles/files/how-to-start-a-minecraft-server-for-free_GM479516143.pdf
- https://terapivitalitasjogja.com/ckfinder/userfiles/files/coin-master-links-free-spins_GM406889139.pdf
- https://terapivitalitasjogja.com/ckfinder/userfiles/files/game-give-free-robux_GM431946152.pdf
- https://terapivitalitasjogja.com/ckfinder/userfiles/files/get-free-cards-for-coin-master_GM406889139.pdf
- https://terapivitalitasjogja.com/ckfinder/userfiles/files/complete-offers-for-robux_GM431946152.pdf
- https://terapivitalitasjogja.com/ckfinder/userfiles/files/websites-that-give-you-free-robux_GM431946152.pdf
- https://terapivitalitasjogja.com/ckfinder/userfiles/files/how-to-get-minecraft-for-free-on-android-device_GM479516143.pdf
- https://terapivitalitasjogja.com/ckfinder/userfiles/files/wahoogaming-co-free-robux_GM431946152.pdf
- https://terapivitalitasjogja.com/ckfinder/userfiles/files/get-free-coins-for-coin-master_GM406889139.pdf
- https://terapivitalitasjogja.com/ckfinder/userfiles/files/coin-master-daily-free-spins-link-today_GM406889139.pdf
- https://terapivitalitasjogja.com/ckfinder/userfiles/files/minecraft-auto-miner-hack_GM479516143.pdf
- https://terapivitalitasjogja.com/ckfinder/userfiles/files/free-robux-youtube_GM431946152.pdf
- https://terapivitalitasjogja.com/ckfinder/userfiles/files/legit-coin-master-hack_GM406889139.pdf
- https://freegiftcodes.eu
- http://en.wikipedia.org/wiki/MIT_License

Extracted artifacts 3

Files carved from inside the sample during analysis.

Filename	Kind	Source	Size
`font_00_sfnt_off00004b68.bin` `a8d05e2082a79b4e508622209d698a14ff619f00cce10446bb8feb09b7356b87`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x4B68	24984 bytes
`font_01_sfnt_off000083a4.bin` `787e0768241fb57660bcc9c7f726cf687277c463cdf8c586c4782ee9d03c3606`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x83A4	2840 bytes
`font_02_sfnt_off00008d62.bin` `b55c1404a277e69c847ae3cf6ace6563469f03eb0031cfae1db94f462975a683`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x8D62	18112 bytes

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