Managed XDR

c-windows-r13ipjp.exe (Ryuk) — malware analysis report

File info

Filename
c-windows-r13ipjp.exe
File type
PE32 executable (GUI) Intel 80386, for MS Windows
File size
164.2 KB
First seen
Last seen

Environment

w10/x86 en

Hashes

SHA1
6fd004fc0d6e3076d5803198062af03946d857cc
SHA256
c5020227d9440acf38b8dd137d691563a9c0d768c549ab67ab2b25c192e44f58
MD5
b542fa7013b7a0a532ede1abc5bc04fa

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)
T1497.003 antisandbox_sleep: The process attempted to slow down analysis
T1070 stealth_window: A process created a hidden window
T1134 opens_thread_token: Opens the access token associated with a thread
T1134 opens_process_token: Opens the access token associated with a process

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

ryuk: Detected Ryuk ransomware
yara_rules: Static rules
creates_exe: Creates executable files in the file system
executes_dropped_exe: Executes dropped exe files
creates_in_windows: Creates files in the Windows directory
copies_self: Creates a copy of itself
no_graphical_activity: No graphic activity
creates_suspended_process: Creates suspended process
writes_data: Writes big amount of data to disk

Related reports

Managed XDR