PDF malware analysis — malicious · 88a0aeb6cfd2c2e6

MALICIOUS

PDF

41.9 KB Created: 2021-05-16 22:56:23 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-16

MD5: 8d51965af0faca19d7f073c6e2b4b26e SHA-1: 977312d767249afeab1a879b16b30b7147759dda SHA-256: 88a0aeb6cfd2c2e691a234eeddab3acf726cd78bf2b0c46c3313c7ae4039fc6c

102 Risk Score

Malware Insights

MITRE ATT&CK

T1566.001 Spearphishing Attachment T1204.002 Malicious Link

The PDF document contains numerous links to external websites, many of which are hosted on domains associated with SEO link farms. These links lead to pages offering game hacks and cheats, suggesting a lure to download potentially malicious software or engage in fraudulent activities. The ML classifier also flagged this PDF as malicious with high confidence.

Machine Learning

Nyx PDF Classifier malicious score 0.9971

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/406889139/master-free-spin-and-coin-link-game-hack PDF link annotation
- https://pasangindihomemagelang.com/ckfinder/userfiles/files/coin-master-hack-tool-pc_GM406889139.pdfIn PDF document text
- https://pasangindihomemagelang.com/ckfinder/userfiles/files/minecraft-pe-apk-download_GM479516143.pdfIn PDF document text
- https://pasangindihomemagelang.com/ckfinder/userfiles/files/coin-master-32-android-mod-hack-apk-download_GM406889139.pdfIn PDF document text
- https://pasangindihomemagelang.com/ckfinder/userfiles/files/coin-master-hack-app-android-download_GM406889139.pdfIn PDF document text
- https://pasangindihomemagelang.com/ckfinder/userfiles/files/coin-master-free-spin-and-coins-links-2021_GM406889139.pdfIn PDF document text
- https://pasangindihomemagelang.com/ckfinder/userfiles/files/roblox-games-that-give-you-free-robux_GM431946152.pdfIn PDF document text
- https://pasangindihomemagelang.com/ckfinder/userfiles/files/coin-master-ios-hack-download_GM406889139.pdfIn PDF document text
- https://pasangindihomemagelang.com/ckfinder/userfiles/files/free-robux-without-downloading-apps_GM431946152.pdfIn PDF document text
- https://pasangindihomemagelang.com/ckfinder/userfiles/files/free-online-minecraft-server_GM479516143.pdfIn PDF document text
- https://pasangindihomemagelang.com/ckfinder/userfiles/files/coin-master-hack-using-lucky-patcher_GM406889139.pdfIn PDF document text
- https://pasangindihomemagelang.com/ckfinder/userfiles/files/coin-master-free-spins-link-blogspot-today_GM406889139.pdfIn PDF document text
- https://pasangindihomemagelang.com/ckfinder/userfiles/files/coin-master-free-spins-link-haktuts_GM406889139.pdfIn PDF document text
- https://pasangindihomemagelang.com/ckfinder/userfiles/files/coin-master-hack-2021-no-human-verification_GM406889139.pdfIn PDF document text
- https://pasangindihomemagelang.com/ckfinder/userfiles/files/coin-master-hack-spins-and-coins-unlimited-free_GM406889139.pdfIn PDF document text
- https://pasangindihomemagelang.com/ckfinder/userfiles/files/coin-master-free-spin-app-iphone_GM406889139.pdfIn PDF document text
- https://pasangindihomemagelang.com/ckfinder/userfiles/files/how-do-you-get-roblox-for-free_GM431946152.pdfIn PDF document text
- https://pasangindihomemagelang.com/ckfinder/userfiles/files/coin-master-daily-spins_GM406889139.pdfIn PDF document text
- https://pasangindihomemagelang.com/ckfinder/userfiles/files/easy-how-to-get-free-robux_GM431946152.pdfIn PDF document text
- https://pasangindihomemagelang.com/ckfinder/userfiles/files/coin-master-cheats-free-spins_GM406889139.pdfIn PDF document text
- https://pasangindihomemagelang.com/ckfinder/userfiles/files/free-robux-com-real_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
`stream_003_off00004ab0.bin`	decompressed-pdf-stream	PDF FlateDecoded stream at offset 0x4AB0	23992 bytes
SHA-256: `bf52594267f40526969d40bc7e569f9756613a64b5c80103e90fe1e85d7d5112`
`font_01_sfnt_off0000816d.bin`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x816D	18228 bytes
SHA-256: `4b57acba41aa68bb280b2f656de6400654b723400b96e238fbc94aea55036d0e`

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