PDF malware analysis — malicious · de8acc6af397d70c

MALICIOUS

PDF

2.7 KB Created: 9112-01-01 Authoring application: 7469

MD5: b2f86d67dc010c990d061655b54561e2 SHA-1: 940db4f8a146f45b1018d2a0962994e2e894d0c1 SHA-256: de8acc6af397d70cf2ed17679e2e5975dc90f8c769e20b301f1f6db4f8933304

96 Risk Score

Malware Insights

MITRE ATT&CK

T1059.001 PowerShell

The PDF file contains embedded JavaScript, indicated by multiple heuristic firings including 'PDF_JAVASCRIPT' and 'PDF_JS'. The ClamAV detection 'Pdf.Exploit.Agent-36014' further confirms its malicious nature. An extracted JavaScript file, 'javascript_obj0013_001.js', was also identified with obfuscation indicators. The presence of JavaScript within a PDF commonly serves to exploit vulnerabilities and download or execute further malicious payloads.

Heuristics 4

ClamAV: Pdf.Exploit.Agent-36014 critical CLAMAV_DETECTION

ClamAV detected this file as malware: Pdf.Exploit.Agent-36014
Suspicious extracted artifact medium EXTRACTED_FILE_STATIC_TRIAGE

One or more files extracted from inside this sample matched static suspicious-content checks such as script obfuscation, encoded payload blobs, packed data, or execution/download terms.
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_obj0013_001.js` `7e8285fc85ef6d0956b3122a62999e0999498f14a1c47444af38b24178b9a53e`	pdf-javascript-stream	PDF /JS object 13 at offset 0x328	4789 bytes
Detection ClamAV: No threats found Obfuscation or payload: likely Carved artifact contains 10 eval/decoder/string-building token(s). Carved artifact contains 3 long hex-escaped blob(s).

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