PDF static analysis report

Static analysis result for SHA-256 54ff43862ef9c411…

SUSPICIOUS

PDF

35.1 KB Created: 2021-06-28 13:23:38 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-16
MD5: 483f56ce558d6fba93ca0ce85778dc22 SHA-1: bc75bd97553129dac05e8f1fd641bdfb2e6b8c45 SHA-256: 54ff43862ef9c4116922f65d8434fe53cd71680dae8c18c957833b3a32693c0f
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains a prominent link and text related to obtaining free Robux, a common lure for scams. The ML classifier strongly flagged this PDF as malicious, and the presence of external URIs further supports a malicious intent. Although no scripts were extracted, the document's content and heuristics suggest it is designed to trick users into visiting a malicious URL, likely for credential harvesting or malware distribution.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9980

Heuristics 3

  • 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/how-to-get-free-robux-in-roblox-2021-on-computer-game-hack PDF link annotation
    • https://elearning.mtsusbbatam.com/__statics/gudangsoal/files/coin-master-free-spin-link-today-2021_GM406889139.pdfIn PDF document text
    • https://elearning.mtsusbbatam.com/__statics/gudangsoal/files/how-to-hack-in-roblox-jailbreak-2021_GM431946152.pdfIn PDF document text
    • https://elearning.mtsusbbatam.com/__statics/gudangsoal/files/how-to-hack-someones-account-on-roblox-2021_GM431946152.pdfIn PDF document text
    • https://elearning.mtsusbbatam.com/__statics/gudangsoal/files/gods-of-elements-rota-roblox-hacks-script_GM431946152.pdfIn PDF document text
    • https://elearning.mtsusbbatam.com/__statics/gudangsoal/files/how-to-get-500-billion-robux-hack-2021_GM431946152.pdfIn PDF document text
    • https://elearning.mtsusbbatam.com/__statics/gudangsoal/files/rbxfree-com-free-robux_GM431946152.pdfIn PDF document text
    • https://elearning.mtsusbbatam.com/__statics/gudangsoal/files/how-to-get-free-gamepass-on-roblox-phone_GM431946152.pdfIn PDF document text
    • https://elearning.mtsusbbatam.com/__statics/gudangsoal/files/how-ot-hack-roblox_GM431946152.pdfIn PDF document text
    • https://elearning.mtsusbbatam.com/__statics/gudangsoal/files/1-million-robux-for-free-free-robux_GM431946152.pdfIn PDF document text
    • https://elearning.mtsusbbatam.com/__statics/gudangsoal/files/hack-people-on-roblox_GM431946152.pdfIn PDF document text
    • https://elearning.mtsusbbatam.com/__statics/gudangsoal/files/give-me-free-robux_GM431946152.pdfIn PDF document text
    • https://elearning.mtsusbbatam.com/__statics/gudangsoal/files/free-black-hair-roblox_GM431946152.pdfIn PDF document text
    • https://elearning.mtsusbbatam.com/__statics/gudangsoal/files/roblox-hack-how-to-see-peoples-inventory_GM431946152.pdfIn PDF document text
    • https://elearning.mtsusbbatam.com/__statics/gudangsoal/files/free-robux-2021-no-survey_GM431946152.pdfIn PDF document text
    • https://elearning.mtsusbbatam.com/__statics/gudangsoal/files/lazyblocks-com-free-robux_GM431946152.pdfIn PDF document text
    • https://elearning.mtsusbbatam.com/__statics/gudangsoal/files/can-you-make-a-minecraft-server-for-free_GM479516143.pdfIn PDF document text
    • https://elearning.mtsusbbatam.com/__statics/gudangsoal/files/roblox-hacks-exploits-2021_GM431946152.pdfIn PDF document text
    • https://elearning.mtsusbbatam.com/__statics/gudangsoal/files/how-to-get-free-roblox-accounts-with-robux-2021_GM431946152.pdfIn PDF document text
    • https://elearning.mtsusbbatam.com/__statics/gudangsoal/files/dungeon-master-roblox-hack_GM431946152.pdfIn PDF document text
    • https://elearning.mtsusbbatam.com/__statics/gudangsoal/files/dungeon-quest-free-account-roblox_GM431946152.pdfIn PDF document text
    • http://en.wikipedia.org/wiki/MIT_LicenseIn PDF document text

Related samples 8

Ranked by shared artifacts, heuristics, extracted URLs, CVEs, and signatures.

Full JSON: related samples API

Extracted artifacts 2

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00003165.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x3165 21984 bytes
SHA-256: 15b7205f9939bfc7e2995912427c288ecd16f1236930b8679fe70818f025b4bf
font_01_sfnt_off000061ae.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x61AE 19896 bytes
SHA-256: 1f04fd78b08b222c312811a92b2e64348db952d403b086fad50181bbe1e56d63

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