Managed XDR

c-windows-39ez4t.exe — malware analysis report

File info

Filename
c-windows-39ez4t.exe
File type
PE32 executable (GUI) Intel 80386, for MS Windows
File size
458 KB
First seen
Last seen

Environment

w10/x64 en

Hashes

SHA1
ccd85e4b1e540a2f5373f908718088fd213d176d
SHA256
fa3dbcfc9546a2414f3bf2845dabe6c25de65cae5ae5585cdd3750d2266a519c
MD5
006569ad86d69a483c535df6222cdcbe

Signatures

Execution

T1059.003 cmd_ping_del: Uses cmd.exe for pausing and deletion of the original file

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

T1070.004 deletes_self: Moves to different location or removes the original executable file
T1070.004 cmd_ping_del: Uses cmd.exe for pausing and deletion of the original file
T1497.001 antivm_generic_disk: Checks information on disk, possibly for anti-virtualization or checking privileges
T1027.002 packer_entropy: Probably contains compressed or encrypted data
T1036.001 invalid_authenticode: Digital signature of the executable file has failed the verification
T1134 opens_thread_token: Opens the access token associated with a thread
T1134 opens_process_token: Opens the access token associated with a process
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
T1497.001 antivm_queries_computername: Retrieves the computer name
T1497.002 antivm_usbstor: Reads information about usbdevices from regkey
T1070.004 self_removal_command: Executes command to delete itself

Credential Access

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

Discovery

T1082 antivm_generic_disk: Checks information on disk, possibly for anti-virtualization or checking privileges
T1497.001 antivm_generic_disk: Checks information on disk, possibly for anti-virtualization or checking privileges
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
T1497.001 antivm_queries_computername: Retrieves the computer name
T1497.002 antivm_usbstor: Reads information about usbdevices from regkey
T1016.001 system_network_configuration_discovery: System network configuration discovery detected

Command and Control

T1095 network_icmp: Creates ICMP traffic
T1071.001 wininet_https: Performs HTTP/HTTPS requests using WinInet

Other

dns_without_resolve: DNS query without a response
creates_suspended_process: Creates suspended process
message_box: Displays a message
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