Managed XDR

new-project-1.exe (Tinba) — malware analysis report

File info

Filename
new-project-1.exe
File type
PE32+ executable (GUI) x86-64 Mono/.Net assembly, for MS Windows
File size
12.4 MB
First seen
Last seen

Environment

w10/x64 en

Hashes

SHA1
097fcc1d69db8e8a81cceb0019691d7c53738da7
SHA256
bd55d83e1cda5c3cea4881a5150f4bf938953ce356d195bf8b19914c9f08ec51
MD5
03fe2c253444e6f0416a90c1c48eb3f6

Malwares

  • Tinba

Signatures

Execution

T1059.001 suspicious_powershell: Creates suspicious powershell process
T1569.002 persistence_service: Starts newly created service

Persistence

T1543.003 creates_service: Creates a service, that will start automatically

Privilege Escalation

T1055.012 injection_runpe: Injects code into another process
T1134.004 ppid_spoofing: Parent pid spoofing detected
T1055 injection_thread: Code injection to a remote process using CreateRemoteThread or NtQueueApcThread
T1055.002 inject_write_pe: Writes PE file to another process's memory
T1543.003 creates_service: Creates a service, that will start automatically
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

T1027.002 unnamed_memory_regions_contains_pe: One or several unnamed memory regions are PE files
T1055.012 injection_runpe: Injects code into another process
T1134.004 ppid_spoofing: Parent pid spoofing detected
T1055 injection_thread: Code injection to a remote process using CreateRemoteThread or NtQueueApcThread
T1055.002 inject_write_pe: Writes PE file to another process's memory
T1027.002 unnamed_memory_regions: Code was executed in unnamed regions
T1497.003 antisandbox_sleep: The process attempted to slow down analysis
T1497.001 antivm_queries_computername: Retrieves the computer name
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
T1480 system_default_lang_id_present: Checks the system language
T1562.001 windows_defender_add_exclusion: Adds a path to Microsoft Defender exclusion list

Credential Access

T1003.001 dumps_lsass: Dumps lsass.exe process (probably, to extract credentials)

Discovery

T1497.003 antisandbox_sleep: The process attempted to slow down analysis
T1057 pidbruteforce: Enumerates processes using PID Bruteforce
T1518 locates_browser: Attempts to identify where browsers are installed
T1497.001 antivm_queries_computername: Retrieves the computer name

Impact

T1489 net_stop: Stops services through the use of net stop

Other

yara_rules: Static rules
static_pe_anomaly: The PE file structure contains anomalies
changes_power_settings: Changes power settings (disables hibernation or sleeping mode)
copies_self: Creates a copy of itself
creates_exe: Creates executable files in the file system
creates_in_windows: Creates files in the Windows directory
no_graphical_activity: No graphic activity
dotnet_suspicious_resources_names: Dotnet program has suspicious resources names
create_rpc_bindings: Creates RPC connection
creates_suspended_process: Creates suspended process
dotnet_import_unmanaged_code: Dotnet program statically imports unmanaged functions/modules
break_limit_exceeded: Warning: function calls limit has been exceeded
creates_in_programdata: Creates files in the ProgramData directory
test_check_service: Starts services
dotnet_suspicious_entrypoint: Dotnet program has suspicious entrypoint

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