Managed XDR

windir-syswow64-ocfllwlk-ysxvqtqs.exe — malware analysis report

File info

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

Environment

win7/x86 en

Hashes

SHA1
a439cd10d9d00f8d0071d379262b7451f259198e
SHA256
cb3760da45a0dbc59338b641998ffdbf24840ef7839855fb50bcc9953200897c
MD5
71a352091cea40ad584278b5fc017e51

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
T1497.001 antivm_disk_size: Checks the amount of free disk space
T1027.002 packer_entropy: Probably contains compressed or encrypted data
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
no_graphical_activity: No graphic activity
has_pdb: This executable file has a PDB path
origin_langid: Unconventional language of the executable file
get_policy_info: Retrieves information about a Policy object
test_check_service: Starts services
checktokenmembership: Checks user token with CheckTokenMembership call