Managed XDR

cve-2023-38831-poc.rar — malware analysis report

File info

Filename
cve-2023-38831-poc.rar
File type
Zip archive data, at least v2.0 to extract
File size
174.8 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
e098279564d02fb85481ecddf5c96c9d678a8586
SHA256
72cea15dd3ebc0775f5cc84c895a91e48eeeb44e9aacd31184bf13ee4a0e37da
MD5
106e6012f325812be77a59f88c11d0ce

Signatures

Execution

T1204.002 mimics_extension: Attempts to mimic the file extension
T1203 suspicious_msapp: Suspicious execution of Microsoft Application (possible exploitation)

Privilege Escalation

T1134 opens_thread_token: Opens the access token associated with a thread
T1134 opens_process_token: Opens the access token associated with a process

Defense Evasion

T1036 mimics_extension: Attempts to mimic the file extension
T1497.001 antivm_queries_computername: Retrieves the computer name
T1134 opens_thread_token: Opens the access token associated with a thread
T1134 opens_process_token: Opens the access token associated with a process

Discovery

T1497.001 antivm_queries_computername: Retrieves the computer name

Other

yara_rules: Static rules
pdf_compressed_stream: Contains an object with compressed stream
get_policy_info: Retrieves information about a Policy object
test_check_service: Starts services
office_links: Office file contains external links
antisandbox_check_graphics_card: Uses CreateDXGIFactory, potentially to detect graphics card
checktokenmembership: Checks user token with CheckTokenMembership call