PDF malware analysis — malicious · 416e1ee00cee060f

MALICIOUS

PDF

136.8 KB Created: 2011-09-08 05:03:17 Authoring application: FPDF 1.6

MD5: 9158d133ef9245a4f10012288efe6238 SHA-1: 1f1f9a95501fdc8147ec151daf8ea5ea9797e2ee SHA-256: 416e1ee00cee060f3a9cd9ac9cbcb052fda85138a9f723180ef42b5084d6aaae

78 Risk Score

Malware Insights

MITRE ATT&CK

T1204.002 Malicious File

The critical ClamAV heuristic firing indicates this PDF is recognized as a known exploit, specifically 'Pdf.Exploit.Agent-36874'. The presence of XFA forms and AcroForm buttons further suggests an attempt to leverage PDF features for exploitation. While no specific script was extracted, the combination of these factors strongly points to a malicious PDF designed to deliver a payload.

Heuristics 4

ClamAV: Pdf.Exploit.Agent-36874 critical CLAMAV_DETECTION

ClamAV detected this file as malware: Pdf.Exploit.Agent-36874
XFA form low PDF_XFA

PDF uses XML Forms Architecture — can contain script logic
AcroForm button with action trigger low PDF_ACROFORM_BUTTON

PDF contains a /Btn form field together with a SubmitForm/URI/Launch/JS trigger — this is the building block of fake 'Download' or 'Open' button overlays used in PDF phishing lures
Suspicious extracted artifact info 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.

Extracted artifacts 1

Files carved from inside the sample during analysis.

Filename	Kind	Source	Size
`stream_001_off000008ed.bin` `042d815a50460c00064af53d1c50498c2c07b37fad124947e72f9922bc278155`	decompressed-pdf-stream	PDF FlateDecoded stream at offset 0x8ED	1396 bytes
Detection ClamAV: No threats found Obfuscation or payload: likely Carved artifact contains 1 long base64-like blob(s).

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