Managed XDR

mtm4owyz.exe (Ryuk) — malware analysis report

File info

Filename
mtm4owyz.exe
File type
PE32 executable (GUI) Intel 80386, for MS Windows
File size
127.5 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
71015f9c281038d63bf7cd45894550c1a26c6b53
SHA256
d0d7a8f588693b7cc967fb4069419125625eb7454ba553c0416f35fc95307cbe
MD5
e8673c8a299d1647ead6f3da4565ac54

Malwares

  • Ryuk

Signatures

Privilege Escalation

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

T1564.001 stealth_file: Creates hidden or system files
T1497 antidbg_query_process: Checks if the process is being debugged (ProcessDebugPort)
T1134 opens_thread_token: Opens the access token associated with a thread
T1134 opens_process_token: Opens the access token associated with a process
T1497.003 antisandbox_sleep: The process attempted to slow down analysis
T1070 stealth_window: A process created a hidden window

Discovery

T1497 antidbg_query_process: Checks if the process is being debugged (ProcessDebugPort)
T1497.003 antisandbox_sleep: The process attempted to slow down analysis

Other

yara_rules: Static rules
ryuk: Detected Ryuk ransomware
copies_self: Creates a copy of itself
creates_exe: Creates executable files in the file system
executes_dropped_exe: Executes dropped exe files
no_graphical_activity: No graphic activity
get_policy_info: Retrieves information about a Policy object

Related reports

Managed XDR