Managed XDR

vtdl_1738657769_9hhxybqi — malware analysis report

File info

Filename
vtdl_1738657769_9hhxybqi
File type
CDFV2 Microsoft Outlook Message
File size
2.9 MB
First seen
Last seen

Environment

w10/x86 en

Hashes

SHA1
f6c418f8f7e0ac08a207ef407277b4e7420dfd50
SHA256
d64946b173d36a7b7fbb06ad047a2a92b16a1d7382a67f5ccb1c47575bc5477f
MD5
e3930a429f5ccd78ccba90e08898a7e4

Signatures

Execution

T1204.002 mimics_extension: Attempts to mimic the file extension

Persistence

T1547.004 persistence_autorun: Makes itself run automatically on Windows startup

Privilege Escalation

T1547.004 persistence_autorun: Makes itself run automatically on Windows startup
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

T1564.004 removes_zoneid_ads: Attempts to hide the indications that the file was downloaded from the Internet
T1027.002 packer_entropy: Probably contains compressed or encrypted data
T1497.003 antisandbox_sleep_utilities: Uses Windows utilities for pausing the execution
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
T1036 mimics_extension: Attempts to mimic the file extension
T1497.003 antisandbox_sleep: The process attempted to slow down analysis

Credential Access

T1003.001 dumps_lsass: Dumps lsass.exe process (probably, to extract credentials)

Discovery

T1497.003 antisandbox_sleep_utilities: Uses Windows utilities for pausing the execution
T1497.003 antisandbox_sleep: The process attempted to slow down analysis
T1016.001 system_network_configuration_discovery: System network configuration discovery detected

Other

creates_exe: Creates executable files in the file system
static_pe_anomaly: The PE file structure contains anomalies
copies_self: Creates a copy of itself
no_graphical_activity: No graphic activity
dotnet_suspicious_resources_names: Dotnet program has suspicious resources names
creates_suspended_process: Creates suspended process
break_limit_exceeded: Warning: function calls limit has been exceeded
dotnet_obfuscated: Dotnet program is potentially obfuscated
test_check_service: Starts services
open_winlogon_process: Trying to open winlogon process
dotnet_suspicious_entrypoint: Dotnet program has suspicious entrypoint
dotnet_downloader_possible_network_problem: Dotnet program possibly has network problem