PDF malware analysis — malicious · 4edc91cc45e2622c

MALICIOUS

PDF

2.9 KB Created: 2005-09-29 09:27:34 UTC Authoring application: Adobe PDF Library 8.0

MD5: 456661addbbd37cea490e1bd88840c51 SHA-1: 58ee97546b256a03d246b9a61096af5ffc84e8b3 SHA-256: 4edc91cc45e2622c7a2751337690075240650d6f8716672ded3250d1e3ddd6af

162 Risk Score

Malware Insights

MITRE ATT&CK

T1204.002 Malicious File T1566.001 Spearphishing Attachment

The PDF file contains embedded JavaScript and an embedded file, indicating a potential for malicious activity. The critical heuristic firing for CVE-2010-0188 confirms the exploitation of a known Adobe Reader vulnerability. The embedded file, named 'embedded_file_obj0004.bin', is likely the delivered payload. The ClamAV detection further supports the malicious nature of the file.

Heuristics 8

Adobe Reader LibTIFF XFA image exploit — CVE-2010-0188 critical CVE likely CVE_2010_0188

PDF contains XFA image data with an inline crafted TIFF payload and shellcode/delivery markers. This is the data-bound variant of the CVE-2010-0188 Adobe Reader LibTIFF/XFA exploit shape.
ClamAV: Pdf.Exploit.Agent-36078 critical CLAMAV_DETECTION

ClamAV detected this file as malware: Pdf.Exploit.Agent-36078
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.
Embedded file low PDF_EMBEDDED

PDF embeds a file attachment — could carry an executable or another weaponised document as a nested payload
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
`embedded_file_obj0004.bin` `a505611d9d42a45022f130427f9572b530a785180c8f9e4c3de84c1740d40478`	pdf-embedded-file	PDF EmbeddedFile object 4 at offset 0x1C6	12827 bytes
Detection ClamAV: No threats found Obfuscation or payload: likely Carved artifact contains 1 long base64-like blob(s).

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