PDF malware analysis — malicious · e29dde977f55af38

MALICIOUS

PDF

34.2 KB Created: 2021-06-20 20:31:21 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27

MD5: a33262538975a934d93c73be0a424681 SHA-1: 657f98edafc599bafe22e51500c3a4c24ae44891 SHA-256: e29dde977f55af38115874ba78b6f0306aa504338493803c7a30f2eec68f2e7b

82 Risk Score

Malware Insights

MITRE ATT&CK

T1566.001 Spearphishing Attachment T1203 Exploitation for Client Execution

The PDF document contains a lure for game hacks and free currency, directing users to a suspicious URL. The ML classifier strongly flagged this PDF as malicious, and the presence of embedded URLs further supports a malicious intent to redirect users to potentially harmful content. The document's content and heuristics suggest it's designed to trick users into downloading malware or visiting a phishing site.

Machine Learning

Nyx PDF Classifier malicious score 0.9980

Heuristics 4

PDF links to a 'free generator / game hack' redirector high PDF_GAME_HACK_REDIRECT_LURE

PDF's clickable action targets a redirector of the form /app/<id>/<slug>-game-hack — the landing-page shape of a large SEO 'free spins / generator / game hack' lure family that funnels victims through rotating disposable hosts to a malware/scam payload. The multi-link variants also trip ML/link-farm rules; this catches the single-link variants that otherwise score clean.
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 http://netcdn.co/app/431946152/roblox-mega-vip-hack-game-hack PDF link annotation
- http://korporacjaroma.pl/images/minecraft-hacked-client-112-2_GM479516143.pdfIn PDF document text
- http://korporacjaroma.pl/images/how-to-get-free-robux-august-2021_GM431946152.pdfIn PDF document text
- http://korporacjaroma.pl/images/how-you-get-free-robux_GM431946152.pdfIn PDF document text
- http://korporacjaroma.pl/images/how-to-hack-roblox-accounts-for-robux_GM431946152.pdfIn PDF document text
- http://korporacjaroma.pl/images/como-descargar-local-player-hacks-roblox_GM431946152.pdfIn PDF document text
- http://korporacjaroma.pl/images/minecraft-hacked-client-18_GM479516143.pdfIn PDF document text
- http://korporacjaroma.pl/images/free-spins-coin-master-links-no-human-verification_GM406889139.pdfIn PDF document text
- http://korporacjaroma.pl/images/roblox-hack-snow-shoveling-simulator_GM431946152.pdfIn PDF document text
- http://korporacjaroma.pl/images/2021-free-spins-coin-master-link_GM406889139.pdfIn PDF document text
- http://korporacjaroma.pl/images/is-minecraft-free-on-xbox_GM479516143.pdfIn PDF document text
- http://korporacjaroma.pl/images/free-robux-generator-no-human-verification-2021_GM431946152.pdfIn PDF document text
- http://korporacjaroma.pl/images/free-coins-coin-master-2021_GM406889139.pdfIn PDF document text
- http://korporacjaroma.pl/images/free-minecraft-hosting_GM479516143.pdfIn PDF document text
- http://korporacjaroma.pl/images/free-coin-master-spins-blog_GM406889139.pdfIn PDF document text
- http://korporacjaroma.pl/images/coin-master-free-spins-generator-no-verification_GM406889139.pdfIn PDF document text
- http://korporacjaroma.pl/images/free-promocodes-working-on-roblox_GM431946152.pdfIn PDF document text
- http://korporacjaroma.pl/images/free-robux-without-human-verification-real_GM431946152.pdfIn PDF document text
- http://korporacjaroma.pl/images/coin-master-mod-version-free-download_GM406889139.pdfIn PDF document text
- http://korporacjaroma.pl/images/how-to-get-free-followers-on-roblox_GM431946152.pdfIn PDF document text
- http://korporacjaroma.pl/images/coin-master-free-spins-2021_GM406889139.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
`font_00_sfnt_off00002fb0.bin`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x2FB0	21848 bytes
SHA-256: `37a05424a51023057a18ae956e8ca6d5a6286396f7846e55975c1fbb712794f6`
`font_01_sfnt_off00006018.bin`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x6018	19284 bytes
SHA-256: `76025c9002f536b3d69a9665e3e6e76fab160e051f0afbd0170728ff1ed45060`

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