Managed XDR

c-windows-2blduex.exe (Ryuk) — malware analysis report

File info

Filename
c-windows-2blduex.exe
File type
PE32 executable (GUI) Intel 80386, for MS Windows
File size
130 KB
First seen
Last seen

Environment

w10/x86 en

Hashes

SHA1
ce1b420d1644cb6dc06e4d02779017a90a58b8b7
SHA256
105c3501fe6abb40a0041de875a4f68f05d69a42e74af13871cbeef89060dcaa
MD5
60c39ebde85498a5553f1d34a6ed51e0

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