PDF malware analysis — malicious · 0270f618898d11a9

MALICIOUS

PDF

44.7 KB Created: 2021-05-14 19:23:32 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7)

MD5: d894f3090c26290b0deebbf3c60bd8f1 SHA-1: e2eb88acf746a1f24dd1e7c9dbd93dd126b26a7d SHA-256: 0270f618898d11a9519cc3fec8d8a64b05c5c08e786edbb82fbb0f1fe028ca5f

102 Risk Score

Malware Insights

MITRE ATT&CK

T1566.001 Spearphishing Attachment T1204.002 Malicious Link

The PDF document contains numerous embedded URLs and a heuristic firing for a PDF link farm, indicating a likely attempt to direct users to external content. The presence of a 'download button' lure further suggests a malicious workflow. 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/431946152/free-roblox-wings-game-hack
- https://esl.ipb.ac.id/images/robux-fun-hack_GM431946152.pdf
- https://esl.ipb.ac.id/images/coin-master-free-spins-without-verification_GM406889139.pdf
- https://esl.ipb.ac.id/images/free-robux-gift-card-codes-2021_GM431946152.pdf
- https://esl.ipb.ac.id/images/free-minecraft-education-edition_GM479516143.pdf
- https://esl.ipb.ac.id/images/coin-master-free-spins-no-verification_GM406889139.pdf
- https://esl.ipb.ac.id/images/free-spins-coin-master-hack-2021_GM406889139.pdf
- https://esl.ipb.ac.id/images/spin-hack-for-coin-master_GM406889139.pdf
- https://esl.ipb.ac.id/images/how-do-you-get-free-robux-without-paying_GM431946152.pdf
- https://esl.ipb.ac.id/images/coinmaster-spin-ml-free_GM406889139.pdf
- https://esl.ipb.ac.id/images/best-coin-master-hack_GM406889139.pdf
- https://esl.ipb.ac.id/images/free-daily-coin-master-coins_GM406889139.pdf
- https://esl.ipb.ac.id/images/earn-free-robux-on-roblox_GM431946152.pdf
- https://esl.ipb.ac.id/images/free-spin-coin-master-2021-link_GM406889139.pdf
- https://esl.ipb.ac.id/images/free-spins-and-coins-coin-master-2021_GM406889139.pdf
- https://esl.ipb.ac.id/images/how-to-get-free-coins-on-coin-master-hack_GM406889139.pdf
- https://esl.ipb.ac.id/images/coin-master-free-spins-link-blogspot_GM406889139.pdf
- https://esl.ipb.ac.id/images/coin-master-coin-link_GM406889139.pdf
- https://esl.ipb.ac.id/images/daily-free-spins-for-coin-master_GM406889139.pdf
- https://esl.ipb.ac.id/images/juego-hackeado-de-coin-master_GM406889139.pdf
- https://esl.ipb.ac.id/images/free-spins-and-coins-coin-master-facebook_GM406889139.pdf
- http://en.wikipedia.org/wiki/MIT_License

Extracted artifacts 3

Files carved from inside the sample during analysis.

Filename	Kind	Source	Size
`stream_003_off0000464c.bin` `60f225276ad537495fc8464941dea9049cbe40f02bf65ed2bc6fd30bfab15be5`	decompressed-pdf-stream	PDF FlateDecoded stream at offset 0x464C	24652 bytes
`font_01_sfnt_off00007ea3.bin` `9a13c2580265a78e8a7257496a31ee0055738af7e20a5661c2902efe4bf05ce5`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x7EA3	5596 bytes
`font_02_sfnt_off00008b4b.bin` `be4a7fa60d0342eba16b97979fd8cdd281d22ca1626ad71a9b2f053d4e6b2b75`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x8B4B	18556 bytes

Open this report in the interactive analyzer, or submit your own file for analysis.