Managed XDR

vtdl_1738245854_jpaun0m7 — malware analysis report

File info

Filename
vtdl_1738245854_jpaun0m7
File type
CDFV2 Microsoft Outlook Message
File size
711 KB
First seen
Last seen

Environment

w10/x86 en

Hashes

SHA1
ac4aea45460ac5dede0e645d12124c5b59d0f3ca
SHA256
e50aa44c7f3867eb9c846051f84f04aca4afbb7d1b3cd4564eaa858da0b9c66d
MD5
271d0335c04bda557e2bf0b03cd30091

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

T1036 mimics_extension: Attempts to mimic the file extension
T1036.001 invalid_authenticode: Digital signature of the executable file has failed the verification
T1564.004 removes_zoneid_ads: Attempts to hide the indications that the file was downloaded from the Internet
T1497.003 antisandbox_sleep_utilities: Uses Windows utilities for pausing the execution
T1497.003 antisandbox_sleep: The process attempted to slow down analysis
T1027.002 packer_entropy: Probably contains compressed or encrypted data
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

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
executes_dropped_exe: Executes dropped exe files
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
dotnet_obfuscated: Dotnet program is potentially obfuscated
suspicious_network_port: Performs TCP or UDP request to non-standard port
test_check_service: Starts services
pe_overlay: PE file contains overlay
open_winlogon_process: Trying to open winlogon process
dotnet_suspicious_entrypoint: Dotnet program has suspicious entrypoint
dotnet_suspicious_module_name: Dotnet program has suspicious module name