Managed XDR

brlaunchsmusermode.exe — malware analysis report

File info

Filename
brlaunchsmusermode.exe
File type
PE32 executable (GUI) Intel 80386, for MS Windows
File size
388.4 KB
First seen
Last seen

Environment

w10/x64 en

Hashes

SHA1
711164a9d6c1bec21826e5a2e92281724c9c9028
SHA256
1afe271681f2fceb6d1db89791c55d9a54bfb1f5b071042040d3512d0d6fa62a
MD5
d2a611bfbe9219941d0195d70dd9b47d

Signatures

Persistence

T1574 dropper_dll: Creates DLL, which is then loaded into the process

Privilege Escalation

T1574 dropper_dll: Creates DLL, which is then loaded into the process
T1134 sets_privilegies_via_adjusttokenprivileges: Sets process privilege via AdjustTokenPrivileges
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 packer_entropy: Probably contains compressed or encrypted data
T1574 dropper_dll: Creates DLL, which is then loaded into the process
T1497 evasion_printers: Attempts to detect Sandbox by exploring existing printers
T1497.002 antivm_usbstor: Reads information about usbdevices from regkey
T1134 sets_privilegies_via_adjusttokenprivileges: Sets process privilege via AdjustTokenPrivileges
T1134 opens_thread_token: Opens the access token associated with a thread
T1134 opens_process_token: Opens the access token associated with a process

Credential Access

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

Discovery

T1497 evasion_printers: Attempts to detect Sandbox by exploring existing printers
T1497.002 antivm_usbstor: Reads information about usbdevices from regkey

Other

yara_rules: Static rules
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
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
Managed XDR