PDF malware analysis — malicious · 4ba730d71c41047b

MALICIOUS

PDF

42.8 KB Created: 2021-05-18 01:31:31 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7)

MD5: c01ce434d663d5b783693ed7de09730f SHA-1: e595f2cf6319210299442cf86e81a13706fb210d SHA-256: 4ba730d71c41047bcc78884974a07a0252ad4601520359209602e02344115718

82 Risk Score

Malware Insights

MITRE ATT&CK

T1566.001 Spearphishing Attachment

The PDF document contains multiple embedded URLs and a visual call-to-action button, directing users to websites that appear to be related to free game currency or hacks. The ML classifier strongly flagged this PDF as malicious, and the presence of MFA/one-time-code harvesting lures suggests a phishing attempt. The document's content and embedded links indicate an attempt to trick users into visiting potentially malicious sites.

Machine Learning

Nyx PDF Classifier malicious score 0.9971

Heuristics 4

MFA / one-time-code harvesting lure high SE_MFA_LURE

Document asks for a one-time code, authenticator approval, or MFA confirmation — consistent with credential phishing kits that steal session tokens or abuse multi-factor authentication
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/daily-free-spins-for-coin-master-game-hack
- http://xn--80adcduozbpo4eve.xn--p1ai/images/robux-free-co_GM431946152.pdf
- http://xn--80adcduozbpo4eve.xn--p1ai/images/free-spins-coin-master-2021_GM406889139.pdf
- http://xn--80adcduozbpo4eve.xn--p1ai/images/coin-master-daily-spin-free_GM406889139.pdf
- http://xn--80adcduozbpo4eve.xn--p1ai/images/earn-free-spins-coin-master_GM406889139.pdf
- http://xn--80adcduozbpo4eve.xn--p1ai/images/how-to-get-minecraft-for-free-on-laptop_GM479516143.pdf
- http://xn--80adcduozbpo4eve.xn--p1ai/images/free-coins-and-spins-in-coin-master_GM406889139.pdf
- http://xn--80adcduozbpo4eve.xn--p1ai/images/roblox-hack-codes_GM431946152.pdf
- http://xn--80adcduozbpo4eve.xn--p1ai/images/minecraft-creative-mode-free_GM479516143.pdf
- http://xn--80adcduozbpo4eve.xn--p1ai/images/roblox-free-skin_GM431946152.pdf
- http://xn--80adcduozbpo4eve.xn--p1ai/images/block-best-robux_GM431946152.pdf
- http://xn--80adcduozbpo4eve.xn--p1ai/images/coin-master-hack-app-download-free_GM406889139.pdf
- http://xn--80adcduozbpo4eve.xn--p1ai/images/robux-get-com_GM431946152.pdf
- http://xn--80adcduozbpo4eve.xn--p1ai/images/to-get-free-robux_GM431946152.pdf
- http://xn--80adcduozbpo4eve.xn--p1ai/images/roblox-www-com_GM431946152.pdf
- http://xn--80adcduozbpo4eve.xn--p1ai/images/coin-master-free-spin-bonus_GM406889139.pdf
- http://xn--80adcduozbpo4eve.xn--p1ai/images/free-roblox-avatar_GM431946152.pdf
- http://xn--80adcduozbpo4eve.xn--p1ai/images/play-minecraft-pocket-edition-for-free_GM479516143.pdf
- http://xn--80adcduozbpo4eve.xn--p1ai/images/master-coin-hack-game_GM406889139.pdf
- http://xn--80adcduozbpo4eve.xn--p1ai/images/coin-master-link-daily-get-free-spins-amp_GM406889139.pdf
- http://xn--80adcduozbpo4eve.xn--p1ai/images/how-to-hack-to-get-robux_GM431946152.pdf
- http://en.wikipedia.org/wiki/MIT_License

Extracted artifacts 2

Files carved from inside the sample during analysis.

Filename	Kind	Source	Size
`stream_003_off00004bdd.bin` `401c9aedcc80c6103f70a1582348f1c9dd46cb5d2c4be9a15f0d8c8be4ad6932`	decompressed-pdf-stream	PDF FlateDecoded stream at offset 0x4BDD	25812 bytes
`font_01_sfnt_off000084c3.bin` `b750d5a8b44caccc122b2ff8294eb9307e18e87e3916697a2a7f0c063c77f291`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x84C3	18308 bytes

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