Managed XDR

raid-kostada2-outputs_...ce621a597b1825374e_adv — malware analysis report

File info

Filename
raid-kostada2-outputs_reduced_dataset-gamma_sections_1772793660-bazaar.2023.01__heur-backdoor.win32.tofsee_tofsee.gen-0cf912b92e4866615686720fcb997553fb11fab38ad21ace621a597b1825374e_adv
File type
PE32 executable (GUI) Intel 80386, for MS Windows
File size
3.1 MB
First seen
Last seen

Environment

w10/x64 en

Hashes

SHA1
fe6cf9ec2397a9e9400803bbd65b195220cb4855
SHA256
cabfab5b90bb34f19cb1d0a75701bbbd7cbc4a29936231de6c46dc4135239821
MD5
4e79c11a67d78dc3d006646c65cca2d5

Signatures

Execution

T1569.002 persistence_service: Starts newly created service

Persistence

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

Privilege Escalation

T1543.003 creates_service: Creates a service, that will start automatically
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: Code was executed in unnamed regions
T1562.004 firewall_add_rule: Modifies Firewall rules
T1027.002 packer_entropy: Probably contains compressed or encrypted data
T1497.001 antivm_disk_size: Checks the amount of free disk space
T1027.002 pe_features: Executable file has PE anomalies (may be false positive)
T1134 opens_thread_token: Opens the access token associated with a thread
T1134 opens_process_token: Opens the access token associated with a process
T1070 stealth_window: A process created a hidden window
T1497 evasion_printers: Attempts to detect Sandbox by exploring existing printers
T1497.002 antivm_usbstor: Reads information about usbdevices from regkey

Credential Access

T1555.004 windows_credential_manager: Acquire credentials from the Windows Credential Manager

Discovery

T1497.001 antivm_disk_size: Checks the amount of free disk space
T1082 uses_windows_utilities: Uses Windows utilities for basic Windows functionality
T1497 evasion_printers: Attempts to detect Sandbox by exploring existing printers
T1497.002 antivm_usbstor: Reads information about usbdevices from regkey

Other

yara_rules: Static rules
creates_in_windows: Creates files in the Windows directory
creates_exe: Creates executable files in the file system
has_pdb: This executable file has a PDB path
creates_suspended_process: Creates suspended process
origin_langid: Unconventional language of the executable file
suspicious_network_port: Performs TCP or UDP request to non-standard port
test_check_service: Starts services
checktokenmembership: Checks user token with CheckTokenMembership call
writes_data: Writes big amount of data to disk
Managed XDR