PDF malware analysis — malicious · 94503f989c2a0de1

MALICIOUS

PDF

46.7 KB Created: 2021-06-08 21:05:37 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7)

MD5: f97119ee3d980c4e77a6d5157d87e6a6 SHA-1: e76592505cf3c76cadf99e9387ec879b051f4d26 SHA-256: 94503f989c2a0de11cef7c62f00e501412bbc97db26539b616a1d49ab8c40964

62 Risk Score

Malware Insights

MITRE ATT&CK

T1566.001 Spearphishing Attachment

The PDF document contains a lure for 'free Robux' and a direct link to a URL associated with game hacks. The ML classifier strongly flagged this PDF as malicious, and the presence of embedded URLs further supports a malicious intent to redirect the user. The document body, though partially corrupted, contains the primary lure and the malicious URL.

Machine Learning

Nyx PDF Classifier malicious score 0.9832

Heuristics 4

Callback phishing phone lure medium SE_CALLBACK_LURE

Document asks the user to call a phone number in billing, refund, subscription, fraud, or security context — consistent with callback phishing or tech-support scam patterns. Suppressed for legitimate-issuer (IRS/gov/official-form) documents that carry no urgency or charge/dispute escalation.
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.tw/app/431946152/roblox-free-robux-no-password-game-hack
- http://www.art-concept.gr/images/how-to-get-a-cape-in-minecraft-for-free_GM479516143.pdf
- http://www.art-concept.gr/images/master-coin-free-spin_GM406889139.pdf
- http://www.art-concept.gr/images/how-to-get-minecraft-for-free-on-xbox-one_GM479516143.pdf
- http://www.art-concept.gr/images/free-robux-pastebin_GM431946152.pdf
- http://www.art-concept.gr/images/coin-master-twitter_GM406889139.pdf
- http://www.art-concept.gr/images/free-roblox-scripts_GM431946152.pdf
- http://www.art-concept.gr/images/coin-master-2021-free-spins-link-blogspot_GM406889139.pdf
- http://www.art-concept.gr/images/coin-master-spins-hack-2021_GM406889139.pdf
- http://www.art-concept.gr/images/blogger-coin-master-free-spins_GM406889139.pdf
- http://www.art-concept.gr/images/minecraft-112-hacked-client_GM479516143.pdf
- https://art-concept.gr/images/roblox-jailbreak-hack-redboy_GM431946152.pdf
- http://www.art-concept.gr/images/android-coin-master-hack-2021_GM406889139.pdf
- http://www.art-concept.gr/images/free-gfx-roblox_GM431946152.pdf
- http://www.art-concept.gr/images/how-to-hack-roblox-accounts-on-phone_GM431946152.pdf
- http://www.art-concept.gr/images/coin-master-unlimited-spin-link_GM406889139.pdf
- http://www.art-concept.gr/images/appsmobinfo-coinmasterhack-coin-master-hack_GM406889139.pdf
- https://art-concept.gr/images/roblox-command-prompt-hack_GM431946152.pdf
- https://art-concept.gr/images/dont-tell-anyone-about-this-free-robux-glitch-july-2021_GM431946152.pdf
- https://art-concept.gr/images/how-to-hack-in-hilton-hotels-roblox_GM431946152.pdf
- http://www.art-concept.gr/images/free-coin-master-spins-hack_GM406889139.pdf
- http://en.wikipedia.org/wiki/MIT_License

Extracted artifacts 2

Files carved from inside the sample during analysis.

Filename	Kind	Source	Size
`stream_004_off00005057.bin` `f91ad6d13bec755ce0e7f78e919515f389f4f2efdf5242f6534fd432890a8f37`	decompressed-pdf-stream	PDF FlateDecoded stream at offset 0x5057	28836 bytes
`font_01_sfnt_off00009279.bin` `379146bc1842cfa3a9cefcc81eeb253fcf1a9e03143c945dfe0ce6fa0ac431ab`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x9279	18808 bytes

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