PDF malware analysis — malicious · f38779fa8e0079a1

MALICIOUS

PDF

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

MD5: f27c91568b91eca3ee630a46b43b990c SHA-1: 3a623a686f7774ff42aefd2822d98cb746c8dd09 SHA-256: f38779fa8e0079a1d68bd74ee672b189ec0b6eb82c565c7d043a039907d0c393

162 Risk Score

Malware Insights

MITRE ATT&CK

T1203 Exploitation for Client Execution

The file is a PDF document that exploits the CVE-2010-0188 vulnerability in Adobe Reader's handling of XFA forms. This exploit allows for the execution of arbitrary code, as indicated by the critical heuristic firing for this specific CVE. An embedded file was also detected, suggesting a potential secondary payload delivery mechanism.

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` `749dc7b4fcac31453515fdb6ac0ff7da2a433c958c884580438be2ace78eb4b8`	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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