Managed XDR

scratch-zoo-2025-04-18...72b7c84709ae17b4e36503 (Tinba) — malware analysis report

File info

Filename
scratch-zoo-2025-04-18-9a09e0c1db72b7c84709ae17b4e36503
File type
PE32 executable (GUI) Intel 80386, for MS Windows
File size
4.8 MB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
331b1253c9320ca7233ac442ed46bcbc6d1bf316
SHA256
746795c9ac87b1fd808af09af33a4a11f0d792c08622f11d867cecca30516ee3
MD5
9a09e0c1db72b7c84709ae17b4e36503

Malwares

  • Tinba

Signatures

Initial Access

T1091 spreading_autoruninf: Creates an autorun.inf file

Execution

T1059.003 suspicious_process: Spawns a suspicious process
T1106 susp_callbacks: Suspicious usage of some WinAPI with callbacks
T1059.001 url_cmdline: Cmdline of process contains URL
T1059.003 url_cmdline: Cmdline of process contains URL

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

T1564.001 hides_original_file: Makes original executable file hidden
T1564.001 stealth_file: Creates hidden or system files
T1036 system_filename: Created a file named as a common system file
T1497 evasion_diskenum: Sandbox evasion using enumeration of partitions
T1497.003 antisandbox_sleep: The process attempted to slow down analysis
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
T1480 system_default_lang_id_present: Checks the system language

Discovery

T1497 evasion_diskenum: Sandbox evasion using enumeration of partitions
T1497.003 antisandbox_sleep: The process attempted to slow down analysis
T1016.001 system_network_configuration_discovery: System network configuration discovery detected

Lateral Movement

T1091 spreading_autoruninf: Creates an autorun.inf file

Command and Control

T1095 network_icmp: Creates ICMP traffic
T1071.001 network_http: Performs HTTP requests
T1071.001 wininet_https: Performs HTTP/HTTPS requests using WinInet

Other

yara_rules: Static rules
creates_exe: Creates executable files in the file system
creates_in_windows: Creates files in the Windows directory
modifies_certs: Attempts to generate or modify system certificates
copies_self: Creates a copy of itself
create_process_failed: Could not start the process
suspicious_process_network: Unusual process network activity detected
executes_dropped_exe: Executes dropped exe files
no_graphical_activity: No graphic activity
create_rpc_bindings: Creates RPC connection
get_policy_info: Retrieves information about a Policy object
test_check_service: Starts services
pe_overlay: PE file contains overlay
suricata_alert: Malicious traffic detected

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