PDF malware analysis — malicious · fffce5492fe41ce1

MALICIOUS

PDF

5.5 KB Created: qHFdTlfA Authoring application: gfhersdd

MD5: d7875940e6769e71ce8bf4119e6d152b SHA-1: fc0b62fff373660014628d7ad8115d318c6fb162 SHA-256: fffce5492fe41ce1fb0b5ca27eea9e4d57c2e935ad37c4e76a73c82614d95605

80 Risk Score

Malware Insights

MITRE ATT&CK

T1203 Exploitation for Client Execution

The critical heuristic firing for CVE-2010-0188 indicates that this PDF document is designed to exploit a known vulnerability in Adobe Reader. The XFA form and embedded file further support this finding. The exploit payload is located within a decompressed stream, suggesting it's intended for immediate execution upon opening the document with a vulnerable reader.

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` `1a43abe05f55fed350c4f3809f84785c657c8d2babaa080a2e84de220d967c91`	decompressed-pdf-stream	PDF FlateDecoded stream at offset 0x2E7	59534 bytes
Detection ClamAV: No threats found Obfuscation or payload: likely Carved artifact contains 1 long base64-like blob(s).

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