Managed XDR

c-users-user-desktop-fxlqdqsqklan.exe (Ryuk) — malware analysis report

File info

Filename
c-users-user-desktop-fxlqdqsqklan.exe
File type
PE32 executable (GUI) Intel 80386, for MS Windows
File size
123.5 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
0370576c9184b6f9dd3a1d82abe676e9942070f2
SHA256
e72c36dffce4bb998ec1a35da6c57156a08897eb5196dc969d5f8066e5ad5e13
MD5
442a4c9d88f907672f90e176a9bd6d10

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

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

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