Managed XDR

c-windows-yud12k4.exe — malware analysis report

File info

Filename
c-windows-yud12k4.exe
File type
PE32 executable (GUI) Intel 80386, for MS Windows
File size
634.5 KB
First seen
Last seen

Environment

w10/x64 en

Hashes

SHA1
e4f74223f3ff1db31c21095b8140ade4bab1786c
SHA256
efd1a58c83f34bcd149d4bc2f3893a0d63ac2aef953edf30bf813c868b1dd800
MD5
1819aeaeb89e48291faf188a02119195

Signatures

Persistence

T1574.011 persistence_services: Modifies Services registry key
T1543.003 persistence_services: Modifies Services registry key
T1542.003 bootkit_like_low_level_disk_access: Bootkit-like low level disk access

Privilege Escalation

T1574.011 persistence_services: Modifies Services registry key
T1543.003 persistence_services: Modifies Services registry key
T1134 opens_process_token: Opens the access token associated with a process

Defense Evasion

T1006 direct_disc_access: Direct disk access has been detected
T1497.001 antivm_generic_disk: Checks information on disk, possibly for anti-virtualization or checking privileges
T1027.002 unnamed_memory_regions: Code was executed in unnamed regions
T1497.003 antisandbox_sleep: The process attempted to slow down analysis
T1027.002 packer_entropy: Probably contains compressed or encrypted data
T1574.011 persistence_services: Modifies Services registry key
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
T1134 opens_process_token: Opens the access token associated with a process
T1542.003 bootkit_like_low_level_disk_access: Bootkit-like low level disk access

Credential Access

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

Discovery

T1497.001 antivm_generic_disk: Checks information on disk, possibly for anti-virtualization or checking privileges
T1082 antivm_generic_disk: Checks information on disk, possibly for anti-virtualization or checking privileges
T1497.003 antisandbox_sleep: The process attempted to slow down analysis
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

Command and Control

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

Other

network_bind: Starts servers listening at None
has_pdb: This executable file has a PDB path
suspicious_network_port: Performs TCP or UDP request to non-standard port
test_check_service: Starts services