PDF malware analysis — malicious · 9067309f3d58d792

MALICIOUS

PDF

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

MD5: 75843a8c0c496578f8cd8566cc36eb36 SHA-1: eeba42495a5a8e919a38fdff4f805a0921d23121 SHA-256: 9067309f3d58d7926a4301a932a3607529c170bb069d265701c7556af24cd0ce

78 Risk Score

Malware Insights

MITRE ATT&CK

T1204 Malicious Link T1204.002 Malicious File

The file is a PDF document identified by ClamAV as Pdf.Exploit.Agent-36874, indicating a known exploit. The presence of XFA forms and AcroForm buttons with action triggers further suggests the document is designed to exploit PDF viewer vulnerabilities. The extracted document body contains obfuscated text, likely part of the exploit payload or lure.

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` `118d7270065662edc9743cdbfa1507d8b12a0fcb53063d44c0a1b6c1703e23e8`	decompressed-pdf-stream	PDF FlateDecoded stream at offset 0x8ED	1425 bytes
Detection ClamAV: No threats found Obfuscation or payload: likely Carved artifact contains 1 long base64-like blob(s).

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