Managed XDR

c-windows-ez3wjb8rc.exe — malware analysis report

File info

Filename
c-windows-ez3wjb8rc.exe
File type
PE32+ executable (console) x86-64 (stripped to external PDB), for MS Windows
File size
6.2 MB
First seen
Last seen

Environment

w10/x64 en

Hashes

SHA1
55106459c5e0ea274ef4b7c5afeb1b9fd94245e5
SHA256
227c3853b336db7980351cdf58fdcf80ea4e0d5798f6ca5939981612cc019b1e
MD5
76f94edbcfde308da03fc26b3c43ee64

Signatures

Execution

T1047 antivm_wmi: Uses WMI to detect virtual environment
T1047 has_wmi: Executes one or several WMI requests

Privilege Escalation

T1134 opens_process_token: Opens the access token associated with a process

Defense Evasion

T1497.001 antivm_wmi: Uses WMI to detect virtual environment
T1027.002 packer_entropy: Probably contains compressed or encrypted data
T1497 evasion_printers: Attempts to detect Sandbox by exploring existing printers
T1497.001 antivm_generic_productname: Checks system product name in registry, possibly for anti-virtualization
T1497.002 antivm_usbstor: Reads information about usbdevices from regkey
T1134 opens_process_token: Opens the access token associated with a process

Credential Access

T1555.004 windows_credential_manager: Acquire credentials from the Windows Credential Manager

Discovery

T1497.001 antivm_wmi: Uses WMI to detect virtual environment
T1082 has_wmi: Executes one or several WMI requests
T1057 has_wmi: Executes one or several WMI requests
T1518 locates_browser: Attempts to identify where browsers are installed
T1497 evasion_printers: Attempts to detect Sandbox by exploring existing printers
T1497.001 antivm_generic_productname: Checks system product name in registry, possibly for anti-virtualization
T1497.002 antivm_usbstor: Reads information about usbdevices from regkey

Collection

T1074.001 access_recyclebin: Manipulation with recyclebin detected

Command and Control

T1071.001 winhttp_https: Performs HTTP/HTTPS requests using WinHttp

Other

creates_exe: Creates executable files in the file system
network_bind: Starts servers listening at None
creates_der: Creates a certificate file (DER)
creates_doc: Creates (office) documents in the file system
suspicious_network_port: Performs TCP or UDP request to non-standard port
test_check_service: Starts services
writes_data: Writes big amount of data to disk
pe_overlay: PE file contains overlay