Managed XDR

nueva-factura-online-p...ro-de-referencia-3.eml (Tinba) — malware analysis report

File info

Filename
nueva-factura-online-para-tu-contrato-con-numero-de-referencia-3.eml
File type
HTML document, ASCII text, with very long lines, with CRLF line terminators
File size
5.6 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
b80c78d80b080c903aded53762a7a2c560a02f2c
SHA256
c75bc67f8380795db13c2b72237d25c04cd1c781595369535e5308bc10857181
MD5
4ccc32bb23165ad88708cf5f466779e7

Malwares

  • Tinba

Signatures

Persistence

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

Privilege Escalation

T1574 dropper_dll: Creates DLL, which is then loaded into the process
T1134 sets_privilegies_via_adjusttokenprivileges: Sets process privilege via AdjustTokenPrivileges
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

T1497 evasion_diskenum: Sandbox evasion using enumeration of partitions
T1497.001 antivm_queries_computername: Retrieves the computer name
T1480 system_default_lang_id_present: Checks the system language
T1574 dropper_dll: Creates DLL, which is then loaded into the process
T1134 sets_privilegies_via_adjusttokenprivileges: Sets process privilege via AdjustTokenPrivileges
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

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

Discovery

T1497 evasion_diskenum: Sandbox evasion using enumeration of partitions
T1497.001 antivm_queries_computername: Retrieves the computer name

Command and Control

T1071.001 wininet_openurl: Performs HTTP/HTTPS-requests using InternetOpenUrl

Other

yara_rules: Static rules
grandoreiro_loader_behavior: Exhibits behavior characteristics of Grandoreiro loader
creates_exe: Creates executable files in the file system
suspicious_process_network: Unusual process network activity detected
no_graphical_activity: No graphic activity
create_rpc_bindings: Creates RPC connection
error_drawtext: An error occured while executing the file
get_policy_info: Retrieves information about a Policy object
test_check_service: Starts services
checktokenmembership: Checks user token with CheckTokenMembership call
suricata_alert: Malicious traffic detected

Related reports