PDF malware analysis — malicious · a7aaae6cc74abf3c

MALICIOUS

PDF

41.4 KB Created: 2021-05-17 18:40:29 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7)

MD5: d9da978b693165cc3137e178f837fc75 SHA-1: 7e231cc86ea4be2cc82ebdeae6df398f45a0b4f9 SHA-256: a7aaae6cc74abf3c42bd3828314d77cfd805fbdb93d85475756d19d637a55c5f

102 Risk Score

Malware Insights

MITRE ATT&CK

T1566.001 Spearphishing Attachment T1204.002 Malicious Link

The document contains multiple embedded URLs and a heuristic firing for a 'Secret Recovery Lure', indicating a phishing attempt. The primary URL, https://netcdn.xyz/app/406889139/flip-master-free-coins-game-hack, suggests a lure related to game hacks or cheats. The document's content and embedded links strongly indicate a social engineering tactic to trick users into visiting malicious sites.

Machine Learning

Nyx PDF Classifier malicious score 0.9971

Heuristics 4

Recovery secret / private key request critical SE_SECRET_RECOVERY_LURE

Document requests recovery phrases, private keys, backup codes, or saved passwords. Requests for these secrets in a document are high-risk.
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/flip-master-free-coins-game-hack
- https://www.modestuae.com/uploaded_files/userfiles/files/coin-master-free-spins-generator-no-verification_GM406889139.pdf
- https://www.modestuae.com/uploaded_files/userfiles/files/robux-matchcomfree-robux_GM431946152.pdf
- https://www.modestuae.com/uploaded_files/userfiles/files/minecraft-hacks-pc_GM479516143.pdf
- https://www.modestuae.com/uploaded_files/userfiles/files/robuxlove-net-free-robux_GM431946152.pdf
- https://www.modestuae.com/uploaded_files/userfiles/files/how-to-play-minecraft-for-free_GM479516143.pdf
- https://www.modestuae.com/uploaded_files/userfiles/files/how-to-get-free-robux-easy-hack_GM431946152.pdf
- https://www.modestuae.com/uploaded_files/userfiles/files/free-robux-script_GM431946152.pdf
- https://www.modestuae.com/uploaded_files/userfiles/files/coin-master-free-spins-and-coins-2021_GM406889139.pdf
- https://www.modestuae.com/uploaded_files/userfiles/files/inappropriate-roblox_GM431946152.pdf
- https://www.modestuae.com/uploaded_files/userfiles/files/coin-master-400-spin-link_GM406889139.pdf
- https://www.modestuae.com/uploaded_files/userfiles/files/how-do-i-get-free-robux-on-roblox_GM431946152.pdf
- https://www.modestuae.com/uploaded_files/userfiles/files/25-free-spins-coin-master_GM406889139.pdf
- https://www.modestuae.com/uploaded_files/userfiles/files/how-to-get-free-robux-without-offers_GM431946152.pdf
- https://www.modestuae.com/uploaded_files/userfiles/files/coin-master-free-spins-11-01-2021_GM406889139.pdf
- https://www.modestuae.com/uploaded_files/userfiles/files/coin-master-hack-apk-free-download_GM406889139.pdf
- https://www.modestuae.com/uploaded_files/userfiles/files/roblox-april-fools-hack_GM431946152.pdf
- https://www.modestuae.com/uploaded_files/userfiles/files/coin-master-free-spins-and-coins-for-iphone_GM406889139.pdf
- https://www.modestuae.com/uploaded_files/userfiles/files/coin-master-hacking-news_GM406889139.pdf
- https://www.modestuae.com/uploaded_files/userfiles/files/roblox-generator-com_GM431946152.pdf
- https://www.modestuae.com/uploaded_files/userfiles/files/free-coins-on-coin-master_GM406889139.pdf
- https://www.urcouponsdeal.com/2019/03/coin-master-free-spin-and-coin-links.html
- http://en.wikipedia.org/wiki/MIT_License

Extracted artifacts 2

Files carved from inside the sample during analysis.

Filename	Kind	Source	Size
`stream_003_off00004980.bin` `6c03c2e333d1643f27cf197ec6fa1412f4ee18bf31574f55e40085b83c5ae191`	decompressed-pdf-stream	PDF FlateDecoded stream at offset 0x4980	24384 bytes
`font_01_sfnt_off000080a1.bin` `3450ed1afe7ce5e19b58975657b760669c0945b44f2c0e2bf4733bd3b79b592d`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x80A1	17960 bytes

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