PDF malware analysis — malicious · c32aab9ab959713d

MALICIOUS

PDF

41.8 KB Created: 2021-05-12 22:18:38 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7)

MD5: c05dad9247bece6297c8bb6c887270e3 SHA-1: ab3847013dec9d0bfa1f5cdf87b794ebc935edcd SHA-256: c32aab9ab959713d0f038efe34413efc0e9d0f1342984c0f34f94f675c6d6f0c

82 Risk Score

Malware Insights

MITRE ATT&CK

T1566.001 Spearphishing Attachment T1203 Exploitation for Client Execution

The document body and extracted URLs indicate a social engineering lure, likely a scam related to free game codes or currency. The 'SE_CLICKFIX' heuristic suggests the document instructs the user to execute a command, which is a common technique to bypass PDF security restrictions and download further malicious content. No scripts were extracted, but the presence of external URLs points to a download or redirection attempt.

Machine Learning

Nyx PDF Classifier malicious score 0.9971

Heuristics 4

ClickFix social engineering attack high SE_CLICKFIX

Document instructs the user to press Win+R or paste a command into a terminal — consistent with ClickFix attacks that bypass macro restrictions by tricking users into running malicious commands directly
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
- https://www.ocic.hr/files/coin-master-free-link_GM406889139.pdf
- http://www.ocic.hr/files/free-spins-promo-code-for-coin-master_GM406889139.pdf
- https://www.ocic.hr/files/coin-master-daily-free-spins-link-2021_GM406889139.pdf
- https://www.ocic.hr/files/free-robux-pins_GM431946152.pdf
- http://www.ocic.hr/files/game-hunters-coin-master_GM406889139.pdf
- http://www.ocic.hr/files/robux-free-com_GM431946152.pdf
- http://www.ocic.hr/files/coin-master-hack-tool-v1-9-download-free_GM406889139.pdf
- http://www.ocic.hr/files/how-to-get-free-spins-for-coin-master_GM406889139.pdf
- http://www.ocic.hr/files/free-spins-for-coin-masters_GM406889139.pdf
- http://www.ocic.hr/files/free-spins-for-coin-master_GM406889139.pdf
- https://www.ocic.hr/files/free-robux-gift-card-generator_GM431946152.pdf
- https://www.ocic.hr/files/minecraft-pe-017-0-apk-free-download-android_GM479516143.pdf
- https://www.ocic.hr/files/get-free-spins-coin-master-2021_GM406889139.pdf
- http://www.ocic.hr/files/synapse-roblox-free_GM431946152.pdf
- http://www.ocic.hr/files/how-to-make-clothes-on-roblox-for-free_GM431946152.pdf
- http://www.ocic.hr/files/coin-master-free-spin-ml_GM406889139.pdf
- https://www.ocic.hr/files/minecraft-hacked-apk_GM479516143.pdf
- https://www.ocic.hr/files/how-many-free-spin-links-is-there-for-coin-master_GM406889139.pdf
- http://www.ocic.hr/files/roblox-royale-high-diamond-hack_GM431946152.pdf
- http://www.ocic.hr/files/hacks-for-minecraft-windows-10_GM479516143.pdf
- https://www.yout
- http://en.wikipedia.org/wiki/MIT_License

Extracted artifacts 2

Files carved from inside the sample during analysis.

Filename	Kind	Source	Size
`stream_003_off00004867.bin` `4a52c923cca81794ca9fc287c03633767f5e507535e7387366b7fabbcdd29eda`	decompressed-pdf-stream	PDF FlateDecoded stream at offset 0x4867	24380 bytes
`font_01_sfnt_off00008025.bin` `611277ce03819488b0455d760a99d29b8e1d6f4ae34c09b91ed543aef68bda35`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x8025	18544 bytes

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