PDF malware analysis — malicious · f980e004f5d63ce8

MALICIOUS

PDF

51.7 KB Created: 2021-06-07 04:55:59 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-18

MD5: 2d3a08b5d4e2b9279ff5268f131c31cf SHA-1: ab931e09512acd477890f58286a5f929329dadb5 SHA-256: f980e004f5d63ce88e24fe5c06418e14a2456d5f75971c17bff7694f58384dca

82 Risk Score

Malware Insights

MITRE ATT&CK

T1566.001 Spearphishing Attachment

The PDF document contains multiple embedded URLs that redirect to websites promising game hacks and generators, such as 'free robux'. The heuristic firings confirm these are lures designed to trick users into visiting potentially malicious sites. While no scripts were explicitly extracted, the nature of the lures and the embedded URLs strongly suggest an intent to drive users to external resources for further exploitation or scamming.

Machine Learning

Nyx PDF Classifier malicious score 0.9464

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 https://netcdn.tw/app/431946152/free-robux-script-pastable-game-hack PDF link annotation
- http://moneymaker-gold.de/files/coin-master-bonus_GM406889139.pdfIn PDF document text
- http://moneymaker-gold.de/files/minecraft-skins-free-girl_GM479516143.pdfIn PDF document text
- http://moneymaker-gold.de/files/is-minecraft-education-edition-free_GM479516143.pdfIn PDF document text
- http://moneymaker-gold.de/files/coin-master-gold-cards-hack_GM406889139.pdfIn PDF document text
- http://moneymaker-gold.de/files/promo-codes-for-free-robux_GM431946152.pdfIn PDF document text
- http://moneymaker-gold.de/files/free-robux-clothes_GM431946152.pdfIn PDF document text
- http://moneymaker-gold.de/files/free-tiktok-followers-no-downloads_GM835599320.pdfIn PDF document text
- http://moneymaker-gold.de/files/coin-master-free-spins-link-2021-today_GM406889139.pdfIn PDF document text
- http://moneymaker-gold.de/files/hacks-para-roblox_GM431946152.pdfIn PDF document text
- http://moneymaker-gold.de/files/get-free-robux-today_GM431946152.pdfIn PDF document text
- http://moneymaker-gold.de/files/pokemon-go-free-items_GM1094591345.pdfIn PDF document text
- http://moneymaker-gold.de/files/roblox-got-talent-piano-hack_GM431946152.pdfIn PDF document text
- http://moneymaker-gold.de/files/free-robux-no-verification-2021-android_GM431946152.pdfIn PDF document text
- http://moneymaker-gold.de/files/mcpe-master-hack-coin-apk_GM406889139.pdfIn PDF document text
- http://moneymaker-gold.de/files/free-800-robux_GM431946152.pdfIn PDF document text
- http://moneymaker-gold.de/files/coin-master-hack-pc-2021_GM406889139.pdfIn PDF document text
- http://moneymaker-gold.de/files/roblox-free-vip-server_GM431946152.pdfIn PDF document text
- http://moneymaker-gold.de/files/how-to-get-spins-on-coin-master-hack_GM406889139.pdfIn PDF document text
- http://moneymaker-gold.de/files/coin-master-free-spins-hack_GM406889139.pdfIn PDF document text
- http://moneymaker-gold.de/files/free-spins-coin-master-blogspot_GM406889139.pdfIn PDF document text
- http://en.wikipedia.org/wiki/MIT_LicenseIn PDF document text

Extracted artifacts 3

Files carved from inside the sample during analysis.

Filename	Kind	Source	Size
`stream_004_off000052e1.bin`	decompressed-pdf-stream	PDF FlateDecoded stream at offset 0x52E1	30432 bytes
SHA-256: `5d1bc7d81877c316d739a687c754a72499a9098726aeacfc5feca5665bf6ec42`
`font_01_sfnt_off00009874.bin`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x9874	2840 bytes
SHA-256: `3fb127b764b9d10f5525bc4de5ec8316de704409ccb0cf21cff3ad8a30d11676`
`font_02_sfnt_off0000a226.bin`	pdf-font-stream	PDF embedded font (sfnt) at offset 0xA226	20124 bytes
SHA-256: `90badc30e6bfae6b6cdde9b9de4d456dff29191bffc19b40c0477c4cd49c6c12`

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