PDF malware analysis — malicious · 8c95ccdae0c830c8

MALICIOUS

PDF

12.7 KB

MD5: b04344deccaf883eb906cb58c7e216a6 SHA-1: bcaa3310f56e379453541111476c693d576f1617 SHA-256: 8c95ccdae0c830c8f5161b0975444520ef8edf09c3d55c3265e9e1618a8fd3f9

188 Risk Score

Malware Insights

MITRE ATT&CK

T1204.002 Malicious File T1566.001 Spearphishing Attachment

This PDF file exploits the CVE-2010-0188 vulnerability, which targets Adobe Reader's handling of XFA forms and LibTIFF images. The embedded script, detected by heuristics, is likely responsible for executing the exploit payload. The presence of an embedded script and the specific exploit signature strongly indicate a malicious intent to compromise the user's system.

Heuristics 6

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

PDF contains the CVE-2010-0188 exploit template: XFA JavaScript heap-spray setup, a generated TIFF image payload, and assignment of that TIFF data to an XFA image field rawValue to trigger Adobe Reader's LibTIFF parser.
XFA form contains executable script high CVE related PDF_XFA_SCRIPT

PDF embeds an XFA form whose dataset contains a <script> or <xfa:script> block — XFA scripting has been the exploit primitive for several Adobe Reader RCEs (CVE-2010-0188 family, CVE-2018-4901, and others). Plain XFA without scripts is far less risky.
ClamAV: Pdf.Exploit.Agent-6136306-0 critical CLAMAV_DETECTION

ClamAV detected this file as malware: Pdf.Exploit.Agent-6136306-0
Embedded script payload in PDF stream medium PDF_EMBEDDED_SCRIPT_PAYLOAD

PDF stream bytes contain an HTML/XFA <script> tag without accompanying Windows shell-execution primitives — common in accessible XFA forms but worth surfacing for analyst review.
XFA form low PDF_XFA

PDF uses XML Forms Architecture — can contain script logic
Embedded URL info EMBEDDED_URL

One or more URLs were extracted from the document. The URL itself is not a detection — see the per-URL labels for which channel (macro, JS, link annotation, document body, ...) reached each URL.

URL http://www.xfa.org/schema/xfa-template/2.5/

Extracted artifacts 1

Files carved from inside the sample during analysis.

Filename	Kind	Source	Size
`embedded_pdf_script_00000359.bin` `e075b45041b4a128e5aaaaf45edb3b02f0e9d01648915ff75b3cc762daf1668c`	pdf-embedded-script	PDF raw stream script payload at offset 0x359	12305 bytes

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