Managed XDR

tsuloader.exe — malware analysis report

File info

Filename
tsuloader.exe
File type
PE32 executable (GUI) Intel 80386, for MS Windows
File size
616.1 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
c402d3c77f28c46f2fdf52effe5d3697428ce273
SHA256
0e6e0ac9524bc58eedeaf0485ac4fa87fa2ff228bcdade1af9a7ebb9032fb1eb
MD5
254a55ae7784cf4619d9093056215a67

Signatures

Persistence

T1574 dropper_dll: Creates DLL, which is then loaded into the process

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
T1574 dropper_dll: Creates DLL, which is then loaded into the process

Defense Evasion

T1564.001 stealth_file: Creates hidden or system files
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)
T1480 system_default_lang_id_present: Checks the system language
T1574 dropper_dll: Creates DLL, which is then loaded into the process
T1134 opens_thread_token: Opens the access token associated with a thread
T1134 opens_process_token: Opens the access token associated with a process

Credential Access

T1552 cookie_files: Accesses cookie files
T1555.003 cookie_files: Accesses cookie files

Discovery

T1497.001 antivm_disk_size: Checks the amount of free disk space
T1518 recon_programs: Collects information about installed programs
T1057 process_interest: Enumerates processes

Command and Control

T1071.001 network_cnc_http: Suspicious HTTP traffic
T1071.001 network_http: Performs HTTP requests
T1071.001 wininet_https: Performs HTTP/HTTPS requests using WinInet

Other

static_pe_anomaly: The PE file structure contains anomalies
creates_exe: Creates executable files in the file system
dns_without_resolve: DNS query without a response
create_rpc_bindings: Creates RPC connection
require_administrator: Requests administrator privileges
has_pdb: This executable file has a PDB path
error_drawtext: An error occured while executing the file
get_policy_info: Retrieves information about a Policy object
pe_overlay: PE file contains overlay
suricata_alert: Malicious traffic detected