Managed XDR

raid-kostada2-outputs_...d21ace621a597b1825374e — malware analysis report

File info

Filename
raid-kostada2-outputs_reduced_dataset-pesidious_1772633321-mutated_bazaar.2023.01__heur-backdoor.win32.tofsee_tofsee.gen-0cf912b92e4866615686720fcb997553fb11fab38ad21ace621a597b1825374e
File type
MS-DOS executable, MZ for MS-DOS
File size
241.9 KB
First seen
Last seen

Environment

w10/x64 en

Hashes

SHA1
63871b0783a17101a7bf4787ca31fae2248bd261
SHA256
f36c1a87c4a9b9b019e7f196f3d8065b90d5fe677a66aa8ac061ebf09afbbb86
MD5
aff85dfaf0f44ec65182558cf1c46b50

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 dep_disable: Disables DEP
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
T1497 evasion_printers: Attempts to detect Sandbox by exploring existing printers
T1497.002 antivm_usbstor: Reads information about usbdevices from regkey
T1070 stealth_window: A process created a hidden window

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
static_pe_duplicate_sections: The PE file structure contains anomalies: duplicate section names
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