PDF malware analysis — malicious · 28a9442881bd1389

MALICIOUS

PDF

43.3 KB Created: 2021-05-11 07:32:04 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27

MD5: 1781b0af7c215e775488dc93c79be4da SHA-1: 92ea6be36f2ff0064e042f01bd308f222a4eaf9c SHA-256: 28a9442881bd1389c5a4406e9fcb103fbf275d7b0914c07f4df098a8f37990a4

62 Risk Score

Malware Insights

MITRE ATT&CK

T1566.001 Spearphishing Attachment T1204.002 Malicious Link

The document presents a lure for free Minecraft redeem codes, which is a common tactic for distributing malware. The embedded URL points to a suspicious domain, and the ML classifier strongly indicates maliciousness. The presence of multiple related URLs suggests a campaign focused on gaming-related scams.

Machine Learning

Nyx PDF Classifier malicious score 0.9969

Heuristics 4

QR-code redirect lure medium SE_QR_LURE

Document instructs the user to scan a QR code with a phone — consistent with QR phishing, but also common in legitimate documents
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/479516143/minecraft-redeem-code-free-2021-game-hack PDF link annotation
- http://lawnn.ru/images/boost9-com-roblox-hack_GM431946152.pdfIn PDF document text
- http://lawnn.ru/images/get-free-robux-2021_GM431946152.pdfIn PDF document text
- http://lawnn.ru/images/easy-how-to-get-free-robux_GM431946152.pdfIn PDF document text
- http://lawnn.ru/images/coin-master-daily-free-spins-link_GM406889139.pdfIn PDF document text
- http://lawnn.ru/images/free-spin-coin-master-link-2021_GM406889139.pdfIn PDF document text
- http://lawnn.ru/images/free-coins-on-coin-master_GM406889139.pdfIn PDF document text
- http://lawnn.ru/images/roblox-place-rewards_GM431946152.pdfIn PDF document text
- http://lawnn.ru/images/coin-master-free-spins-link-2021-iphone_GM406889139.pdfIn PDF document text
- http://lawnn.ru/images/minecraft-pe-free-download-ios-no-jailbreak_GM479516143.pdfIn PDF document text
- http://lawnn.ru/images/coin-master-links-that-don-t-expire_GM406889139.pdfIn PDF document text
- http://lawnn.ru/images/coin-master-hack-xyz-2021_GM406889139.pdfIn PDF document text
- http://lawnn.ru/images/minecraft-windows-10-edition-hacked-client_GM479516143.pdfIn PDF document text
- http://lawnn.ru/images/coin-master-game-hunters-club_GM406889139.pdfIn PDF document text
- http://lawnn.ru/images/how-to-hack-coin-master-2021_GM406889139.pdfIn PDF document text
- http://lawnn.ru/images/coin-master-hack-app-for-iphone_GM406889139.pdfIn PDF document text
- http://lawnn.ru/images/robux-earning-sites_GM431946152.pdfIn PDF document text
- http://lawnn.ru/images/is-java-minecraft-free_GM479516143.pdfIn PDF document text
- http://lawnn.ru/images/earnrobux_GM431946152.pdfIn PDF document text
- http://lawnn.ru/images/hack-coin-master-343-apk_GM406889139.pdfIn PDF document text
- http://lawnn.ru/images/free-robux-com-no-verification_GM431946152.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_off00004e7c.bin`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x4E7C	24928 bytes
SHA-256: `3cd7ec03507bffede365b3427f1f26c0dde190c42c9a38a8bf0a119608cba0e6`
`font_01_sfnt_off0000860f.bin`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x860F	18544 bytes
SHA-256: `611277ce03819488b0455d760a99d29b8e1d6f4ae34c09b91ed543aef68bda35`

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