PDF malware analysis — malicious · 9eaf47f67caaf04b

MALICIOUS

PDF

5.3 KB Created: eval Authoring application: gfhersdd

MD5: f91dac8f20d9ed7b56cf1fb56af4b79a SHA-1: d33a5d6a1910f3a7f4cde62e2d03d7165de12074 SHA-256: 9eaf47f67caaf04ba60fc937d0ababbd1af6fd00c3d1f0f402d5c7344f7006b1

80 Risk Score

Malware Insights

MITRE ATT&CK

T1203 Exploitation for Client Execution

The PDF file contains an embedded stream that triggers the CVE-2010-0188 exploit for Adobe Reader. This exploit is known to facilitate arbitrary code execution, commonly used to download and run additional malicious content. No document body text was available for analysis, but the critical heuristic firing strongly indicates an exploit attempt.

Heuristics 5

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.
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
PDF differential parser failed info PDF_DIFFERENTIAL_PARSE_FAILED

The cross-check parser (pdfminer.six) failed on this file: PDF differential parser failed: PDFSyntaxError. Static heuristics still ran and any of their findings above are valid; only the differential cross-check signal is missing.
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_002_off000002e7.bin` `1f77ccef15396dedbe89946b88131bc04c1ee5e60ae18e992e13f13a10ce0769`	decompressed-pdf-stream	PDF FlateDecoded stream at offset 0x2E7	49928 bytes
Detection ClamAV: No threats found Obfuscation or payload: likely Carved artifact contains 1 long base64-like blob(s).

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