Managed XDR

zlxczfes.exe — malware analysis report

File info

Filename
zlxczfes.exe
File type
PE32 executable (GUI) Intel 80386, for MS Windows
File size
13.1 MB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
dbfaf4be8936e8177eb532a476697e401cc0ebf7
SHA256
261fbfb3724243f4a409948cbf08080893c3d3e063cafd71451de7c441655122
MD5
216979105e0373408db144332e2ef665

Signatures

Execution

T1569.002 persistence_service: Starts newly created service

Persistence

T1543.003 creates_service: Creates a service, that will start automatically

Privilege Escalation

T1055.002 inject_write_pe: Writes PE file to another process's memory
T1055.012 injection_runpe: Injects code into another process
T1543.003 creates_service: Creates a service, that will start automatically
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

T1055.002 inject_write_pe: Writes PE file to another process's memory
T1055.012 injection_runpe: Injects code into another process
T1027.002 unnamed_memory_regions: Code was executed in unnamed regions
T1562.004 firewall_add_rule: Modifies Firewall rules
T1027.002 packer_entropy: Probably contains compressed or encrypted data
T1497.001 antivm_disk_size: Checks the amount of free disk space
T1134 opens_thread_token: Opens the access token associated with a thread
T1134 opens_process_token: Opens the access token associated with a process
T1070 stealth_window: A process created a hidden window

Discovery

T1082 uses_windows_utilities: Uses Windows utilities for basic Windows functionality
T1497.001 antivm_disk_size: Checks the amount of free disk space

Other

yara_rules: Static rules
creates_in_windows: Creates files in the Windows directory
creates_exe: Creates executable files in the file system
no_graphical_activity: No graphic activity
creates_suspended_process: Creates suspended process
get_policy_info: Retrieves information about a Policy object
test_check_service: Starts services
checktokenmembership: Checks user token with CheckTokenMembership call