Managed XDR

r_-purchase-order-po-k-0158.msg — malware analysis report

File info

Filename
r_-purchase-order-po-k-0158.msg
File type
Composite Document File V2 Document, No summary info
File size
301.5 KB
First seen
Last seen

Environment

w11/x64 en

Hashes

SHA1
557887a11fb9f4d20884a9196493ff9a31f51607
SHA256
3c8abd6d823fff01c24fd9d7db9d807279f7686468665df7eb30920c9c35bf94
MD5
d9f162ddbf1c4602a037f06eb520a576

Signatures

Execution

T1059.001 suspicious_powershell: Creates suspicious PowerShell process
T1059.001 suspicious_process: Spawns a suspicious process

Privilege Escalation

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

T1497.003 antisandbox_idletime: Detects Windows Idle Time to determine the uptime
T1497.001 antisandbox_script_timer: Detected script timer window (indicative of sleep style evasion)
T1134 opens_thread_token: Opens the access token associated with a thread
T1134 opens_process_token: Opens the access token associated with a process
T1202 lolbin_conhost: conhost.exe spawning unexpected processes via --headless argument
T1070 stealth_window: A process created a hidden window
T1055 injection_failed: The attempt to inject into a process has failed
T1562.001 amsi_patching_attempt: Attempts to patch Microsoft AMSI protection (amsi.dll)

Discovery

T1497.003 antisandbox_idletime: Detects Windows Idle Time to determine the uptime
T1518.001 wmi_check_av: Uses WMI to check for installed antivirus software
T1518 locates_browser: Attempts to identify where browsers are installed
T1497.001 antisandbox_script_timer: Detected script timer window (indicative of sleep style evasion)

Command and Control

T1071.001 network_http: Performs HTTP requests

Other

creates_exe: Creates executable files in the file system
network_powershell: PowerShell process network connection detected
no_graphical_activity: No graphic activity
create_rpc_bindings: Creates RPC connection
creates_suspended_process: Creates suspended process
test_check_service: Starts services
writes_data: Writes big amount of data to disk