Managed XDR

781bc4dcbd459893397a8b...728e7a2202a.bin.sample (Ryuk) — malware analysis report

File info

Filename
781bc4dcbd459893397a8b987bf697f5b95435dfaf7fe3f4d2224728e7a2202a.bin.sample
File type
PE32 executable (GUI) Intel 80386, for MS Windows
File size
139.5 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
80bd92b996fce311b52aa791a8ace4b20f8fb7ab
SHA256
781bc4dcbd459893397a8b987bf697f5b95435dfaf7fe3f4d2224728e7a2202a
MD5
8555b213260ba5eda4bf37652cecb431

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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