Managed XDR

20250327.txt — malware analysis report

File info

Filename
20250327.txt
File type
SMTP mail, ASCII text, with very long lines, with CRLF line terminators
File size
8.7 KB
First seen
Last seen

Environment

w10/x86 en

Hashes

SHA1
94862bd9cb0cdea72f3363451d113b2fc19f9589
SHA256
b990f3eea5ecb024f95c42d6bc572721ec9b80d5da46a4ada8c4ea3449e46a05
MD5
91c2db103ba42f001aebaa6beb869bc1

Signatures

Initial Access

T1192 html_urls: HTML-document downloads a file

Execution

T1569.002 persistence_service: Starts newly created service
T1047 has_wmi: Executes one or several WMI requests

Persistence

T1543.003 creates_service: Creates a service, that will start automatically
T1574 dropper_dll: Creates DLL, which is then loaded into the process

Privilege Escalation

T1543.003 creates_service: Creates a service, that will start automatically
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

T1574 dropper_dll: Creates DLL, which is then loaded into the process
T1497 evasion_diskenum: Sandbox evasion using enumeration of partitions
T1497.001 antivm_queries_computername: Retrieves the computer name
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

Discovery

T1033 sam_users_discovery: Enumerates users or groups in system with SAM API
T1497 evasion_diskenum: Sandbox evasion using enumeration of partitions
T1497.001 antivm_queries_computername: Retrieves the computer name
T1049 list_ts_rdp_sessions: Lists ts/rdp sessions
T1087 has_wmi: Executes one or several WMI requests
T1087.001 local_account_discovery: Enumerates local accounts
T1082 has_wmi: Executes one or several WMI requests
T1057 has_wmi: Executes one or several WMI requests

Exfiltration

T1022 encrypts_pc_info: Collects and encrypts information about the computer (possibly for exfiltration)

Other

creates_exe: Creates executable files in the file system
no_graphical_activity: No graphic activity
create_rpc_bindings: Creates RPC connection
creates_suspended_process: Creates suspended process
break_limit_exceeded: Warning: function calls limit has been exceeded
msi_has_custom_action: MSI file contains custom action
get_policy_info: Retrieves information about a Policy object
test_check_service: Starts services
checktokenmembership: Checks user token with CheckTokenMembership call
open_winlogon_process: Trying to open winlogon process
suricata_alert: Malicious traffic detected