Managed XDR

a33e93343f46eafa16ccd1...6ce68130cd9357_new.exe (Hive) — malware analysis report

File info

Filename
a33e93343f46eafa16ccd18a9376f528e146de57673d9fad0a6ce68130cd9357_new.exe
File type
PE32+ executable (console) x86-64 (stripped to external PDB), for MS Windows
File size
3.7 MB
First seen
Last seen

Environment

w10/x64 en

Hashes

SHA1
66d82bbd11e49125fa0d4dfc356bbc7df84f890a
SHA256
84edd3feb9d7da74393f31e1254dd9ef781b025fb209661c64d8e022d673e787
MD5
4df5c7726a465b6c8ce864cee6d6baf7

Malwares

  • Hive

Signatures

Execution

T1059.001 suspicious_powershell: Creates suspicious powershell process
T1047 has_wmi: Executes one or several WMI requests
T1059.001 suspicious_process: Spawns a suspicious process

Privilege Escalation

T1134 sets_privilegies_via_adjusttokenprivileges: Sets process privilege via AdjustTokenPrivileges
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

T1562.001 disables_security: Disables Windows Security options
T1562 windefender_rollback: Rolls back signature definitions in Windows Defender
T1070.001 wevtutil_clear_log: Clears event log using wevtutil
T1497.003 antisandbox_idletime: Detects Windows Idle Time to determine the uptime
T1134 sets_privilegies_via_adjusttokenprivileges: Sets process privilege via AdjustTokenPrivileges
T1134 opens_thread_token: Opens the access token associated with a thread
T1134 opens_process_token: Opens the access token associated with a process
T1562 disables_etw: Attempt to disable security Windows Event Logging
T1497 evasion_printers: Attempts to detect Sandbox by exploring existing printers

Credential Access

T1503 infostealer_browser: Retrieves personal information from local Internet browsers
T1552 infostealer_browser: Retrieves personal information from local Internet browsers
T1552 infostealer_mail: Collects personal data from local email clients
T1552 cookie_files: Accesses cookie files
T1555.003 cookie_files: Accesses cookie files
T1555.004 windows_credential_manager: Acquire credentials from the Windows Credential Manager

Discovery

T1497.003 antisandbox_idletime: Detects Windows Idle Time to determine the uptime
T1057 process_interest: Enumerates processes
T1083 crawls_directories: Opens a huge number of directories all over disk C: (possibly, searches for sensitive data)
T1518 locates_browser: Attempts to identify where browsers are installed
T1497 evasion_printers: Attempts to detect Sandbox by exploring existing printers

Collection

T1114 infostealer_mail: Collects personal data from local email clients

Impact

T1486 modifies_files2: Cryptolocker indicators detected (500 or more files are modified)
T1486 modifies_files: Cryptolocker indicators detected (renamed 500 or more files)
T1489 stops_service: Stops Windows services
T1489 net_stop: Stops services through the use of net stop

Other

yara_rules: Static rules
hive: Detected Hive ransomware
hides_autorun_taskmanager: Hides application autorun record from Task Manager
ransomware_shadowcopy: Removes volume shadow copies
creates_many_processes: Spawns a lot of processes (over 70)
ransomware_bcdedit: Runs bcdedit commands specific to ransomware
network_bind: Starts servers listening at None
create_rpc_bindings: Creates RPC connection
creates_suspended_process: Creates suspended process
access_recyclebin: Manipulation with recyclebin detected
suspicious_network_port: Performs TCP or UDP request to non-standard port
test_check_service: Starts services
writes_data: Writes big amount of data to disk

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