Managed XDR

raid-kostada2-outputs_...cd13275c4f1bb0a931af6d — malware analysis report

File info

Filename
raid-kostada2-outputs_reduced_dataset-pesidious_1772633321-mutated_bazaar.2023.01__heur-backdoor.win32.tofsee_tofsee.gen-28b333243afef3ea7f879da4aed5591243ea7f7487cd13275c4f1bb0a931af6d
File type
MS-DOS executable, MZ for MS-DOS
File size
735.5 KB
First seen
Last seen

Environment

w10/x64 en

Hashes

SHA1
76d2df059537012326987c8449e25e37439712cd
SHA256
f49a673ee0ec7c05394fb46f08763881cacc975bb259d85b75222f3fc89cba3b
MD5
07374f3741c6842758a26708ae1db027

Signatures

Execution

T1059.003 executes_dropped_cmd: Executes dropped batch files
T1059.003 suspicious_batch: Suspicious batch

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

T1070.004 deletes_self: Moves to different location or removes the original executable file
T1070.004 self_delete_bat: Creates and runs a .bat file that removes the original binary file
T1027.002 unnamed_memory_regions: Code was executed in unnamed regions
T1497.001 antivm_disk_size: Checks the amount of free disk space
T1027.002 packer_entropy: Probably contains compressed or encrypted data
T1027.002 pe_features: Executable file has PE anomalies (may be false positive)
T1497 evasion_printers: Attempts to detect Sandbox by exploring existing printers
T1497.002 antivm_usbstor: Reads information about usbdevices from regkey
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

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
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_exe: Creates executable files in the file system
static_pe_duplicate_sections: The PE file structure contains anomalies: duplicate section names
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