PDF malware analysis — malicious · 59eb2fde5dfadd09

MALICIOUS

PDF

373.6 KB

MD5: 6f8bb826d522bd7afeed0c6b88422183 SHA-1: 99ec760f53f5c74995ed404d5c3b9e9fb523f09d SHA-256: 59eb2fde5dfadd09bf1bfb0297f3eee553a91be0d8df5e12d82a31001b466e28

156 Risk Score

Malware Insights

MITRE ATT&CK

T1204.002 Malicious File Execution: Malicious JavaScript

The PDF file contains embedded JavaScript and utilizes ASCIIHexDecode filters, indicating an attempt to exploit vulnerabilities. ClamAV detections confirm this, identifying the file as Pdf.Exploit.Agent-36175. The embedded JavaScript is likely responsible for executing the malicious payload.

Heuristics 5

ClamAV: Pdf.Exploit.Agent-36175 critical CLAMAV_DETECTION

ClamAV detected this file as malware: Pdf.Exploit.Agent-36175
ClamAV detection on extracted artifact critical EXTRACTED_FILE_CLAMAV

ClamAV flagged at least one file extracted from inside this sample. Even when the wrapping document carries no AV detection of its own, a hit on the carved artifact is a strong indicator the sample is a delivery vehicle.
ASCIIHexDecode filter (with exploit indicators) medium PDF_FILTER_HEX

Hex-encoding filter present alongside exploit delivery indicators — often used to hide payload or shellcode bytes
JavaScript action low PDF_JAVASCRIPT

PDF contains a /JavaScript action. Generic JavaScript is common in benign forms; specific dangerous APIs are scored by separate rules.
Embedded JS stream low PDF_JS

PDF references a /JS stream. Generic JavaScript is common in benign forms; specific dangerous APIs are scored by separate rules.

Extracted artifacts 1

Files carved from inside the sample during analysis.

Filename	Kind	Source	Size
`javascript_obj0008_000.js` `2024549db61c1cf1e6c143157e48909bd3806dbb3d492a00c5bd87ebb66ca787`	pdf-javascript-stream	PDF /JS object 8 at offset 0x1E7	127268 bytes
Detection ClamAV: Pdf.Exploit.Agent-36175 Obfuscation or payload: unlikely

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