Managed XDR

totsa-request-for-quotation.eml — malware analysis report

File info

Filename
totsa-request-for-quotation.eml
File type
RFC 822 mail, ASCII text, with CRLF line terminators
File size
1.1 MB
First seen
Last seen

Environment

w10/x86 en

Hashes

SHA1
203c4ae4e4ccb131a21324e48f03ded2a32a2af6
SHA256
df263f42fc748d7731bd4de76409970dbdfe9eae4743a80c22adf960c60362bf
MD5
5bd28a45aa94b878e7eae51d39b059b8

Signatures

Execution

T1059.001 suspicious_powershell: Creates suspicious powershell process
T1059 nsis_suspicious_filenames: Nsis contains files with suspicious names

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 opens_thread_token: Opens the access token associated with a thread
T1134 opens_process_token: Opens the access token associated with a process
T1055 injection_failed: The attempt to inject into a process has failed

Defense Evasion

T1036.001 invalid_authenticode: Digital signature of the executable file has failed the verification
T1497.001 antivm_generic_cpu: Checks the CPU name, possibly for anti-virtualization
T1027.002 unnamed_memory_regions: Code was executed in unnamed regions
T1497.003 antisandbox_idletime: Detects Windows Idle Time to determine the uptime
T1027.002 nsis_archive: One of the packages is NSIS archive
T1027.002 nsis_suspicious_filenames: Nsis contains files with suspicious names
T1134 opens_thread_token: Opens the access token associated with a thread
T1134 opens_process_token: Opens the access token associated with a process
T1480 system_default_lang_id_present: Checks the system language
T1055 injection_failed: The attempt to inject into a process has failed
T1574 dropper_dll: Creates DLL, which is then loaded into the process

Discovery

T1497.001 antivm_generic_cpu: Checks the CPU name, possibly for anti-virtualization
T1497.003 antisandbox_idletime: Detects Windows Idle Time to determine the uptime
T1518 locates_browser: Attempts to identify where browsers are installed

Other

creates_many_processes: Spawns a lot of processes (over 70)
kills_explorer: Terminates explorer.exe process
create_process_failed: Could not start the process
process_crashed: One of the processes has failed
unexpected_exception: Unexpected exception
unsigned_driver_drop: Sample is not signed and drops a device driver
creates_suspended_process: Creates suspended process
break_limit_exceeded: Warning: function calls limit has been exceeded
creates_exe: Creates executable files in the file system
creates_in_programdata: Creates files in the ProgramData directory
test_check_service: Starts services
checktokenmembership: Checks user token with CheckTokenMembership call
pe_overlay: PE file contains overlay
executes_dropped_exe: Executes dropped exe files