PDF malware analysis — malicious · 24172724d34f54f4

MALICIOUS

PDF

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

MD5: 4c642eda90d08bf67cbac9052a4dd57b SHA-1: d134bcbd3ec45c33a715be8ab790a463f7bf4caf SHA-256: 24172724d34f54f43736bcf3c7bf07c210f0ab1f8ebac39493c0d1c5b6c098ba

78 Risk Score

Malware Insights

MITRE ATT&CK

T1204.002 Malicious File

The PDF file was flagged by ClamAV as Pdf.Exploit.Agent-36874, indicating it contains a known exploit. Static analysis also identified an XFA form and an AcroForm button with an action trigger, common components in malicious PDFs designed to execute embedded code. An extracted artifact, 'stream_001_off000008ed.bin', further suggests the presence of 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` `5ebf5bf897049c8154e8159cf3d3bcd53be3a3bfdbd99fd6989822f1a13c6c29`	decompressed-pdf-stream	PDF FlateDecoded stream at offset 0x8ED	1443 bytes
Detection ClamAV: No threats found Obfuscation or payload: likely Carved artifact contains 1 long base64-like blob(s).

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