Managed XDR

windir-syswow64-iwzffqfe-gwwtfrhf.exe — malware analysis report

File info

Filename
windir-syswow64-iwzffqfe-gwwtfrhf.exe
File type
PE32 executable (GUI) Intel 80386, for MS Windows
File size
12.1 MB
First seen
Last seen

Environment

w10/x86 en

Hashes

SHA1
ad5750c3d2d0553138b1da0a09cbd278792cd0ee
SHA256
8f01bc4cd1c62b5d53769d35ccbe3633fb77a79b74e08737304b32939081f469
MD5
31c704ca192ee1d66021fa0bb17f16e6

Signatures

Execution

T1569.002 persistence_service: Starts newly created service

Persistence

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

Privilege Escalation

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

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

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

Other

yara_rules: Static rules
creates_in_windows: Creates files in the Windows directory
creates_exe: Creates executable files in the file system
has_pdb: This executable file has a PDB path
creates_suspended_process: Creates suspended process
origin_langid: Unconventional language of the executable file
test_check_service: Starts services
checktokenmembership: Checks user token with CheckTokenMembership call
writes_data: Writes big amount of data to disk