PDF malware analysis — malicious · 19ebf977b9f49700

MALICIOUS

PDF

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

MD5: b1262f0e991c19778b2fe38f34a3393b SHA-1: db98b4553656d8f687dc4e90460b0b96e7e60de8 SHA-256: 19ebf977b9f4970000960ebe0620e07a8e5cf339ad1fc5313e95e503b327d2b4

162 Risk Score

Malware Insights

MITRE ATT&CK

T1204 Malicious File T1204.002 Malicious File: Malicious Attachment T1566 Phishing T1566.001 Phishing: Spearphishing Attachment T1203 Exploitation for Client Execution

The PDF file contains embedded JavaScript and an embedded file, indicating a malicious intent. The critical heuristic firing for CVE-2010-0188 strongly suggests exploitation of Adobe Reader via an XFA image payload. The embedded file, named 'embedded_file_obj0004.bin', is likely the delivered second-stage payload. The ClamAV detection further corroborates 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` `206bcc142adf679580d0b82757935d6aef19b35242f80c38917538dd2ad4c6e4`	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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