General
- Target CorvoShield EDR Console.exe
- Size 46KB
- Sample260910-pcep4sbq5z
- SHA256 0f776261a921e108c9fced2cce3bf5d8ce1c352976b3a0bf023eaad5d4eaf1ed
- MD5 e295c8d71d70c7b9b33e82a30779d6fc
- SHA1 9b1acb64c7c084a2a75cd43f93a9a78d1257585a
- SHA512 3eecab4e36bdd7bd0bf1facb7662d202bb0a143c123ccfcafdcbfb01661397d822860f5eb86f42dfa44a2f1479255f72666a71fbc5b2b03b47e5ee8ed28a359b
- SSDEEP 768:Qu/dcT8A03OWU8hhQmo2q9tNhsdV4WUWxPIqzJbSgX3iQzUeQQhgLmze4QBDZ3y:Qu/dcT8XG22ydiUuqFbVXSQU0gLMePdi
- TLSH T17D2329003BE8812BF2BE5F78ADF251454A7AF5A73603D64D1C84429B5713FC68A427FA
- MD5 SHA1 SHA512 SSDEEP TLSH
Behavioral task
behavioral1
Sample
CorvoShield EDR Console.exe
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral2
Sample
CorvoShield EDR Console.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral3
Sample
CorvoShield EDR Console.exe
Resource
win10ltsc2021-20260513-en
Behavioral task
behavioral4
Sample
CorvoShield EDR Console.exe
Resource
win11-20260513-en
Malware Config
Extracted
-
asyncrat
-
0.5.8
-
CorvoShield EDR Console
-
ofirt.online:6606
-
ofirt.online:7707
-
ofirt.online:8808
-
ofirt.online:443
-
ofirt.online:80
-
ofirt.online:8844
-
ofirt.online:22
-
ofirt.online:53
-
new88.ofirt.online:6606
-
new88.ofirt.online:7707
-
new88.ofirt.online:8808
-
new88.ofirt.online:443
-
new88.ofirt.online:80
-
new88.ofirt.online:8844
-
new88.ofirt.online:22
-
new88.ofirt.online:53
-
gx4XMfjbIFR3
-
delay
3
-
install
true
-
install_file
CSST_EDR_MgmtConsole_2026_v71.2.3_x64_installer_win12k_prod.exe
-
install_folder
%AppData%
Targets
-
- Target CorvoShield EDR Console.exe
- Size 46KB
- SHA256 0f776261a921e108c9fced2cce3bf5d8ce1c352976b3a0bf023eaad5d4eaf1ed
- MD5 e295c8d71d70c7b9b33e82a30779d6fc
- SHA1 9b1acb64c7c084a2a75cd43f93a9a78d1257585a
- SHA512 3eecab4e36bdd7bd0bf1facb7662d202bb0a143c123ccfcafdcbfb01661397d822860f5eb86f42dfa44a2f1479255f72666a71fbc5b2b03b47e5ee8ed28a359b
- SSDEEP 768:Qu/dcT8A03OWU8hhQmo2q9tNhsdV4WUWxPIqzJbSgX3iQzUeQQhgLmze4QBDZ3y:Qu/dcT8XG22ydiUuqFbVXSQU0gLMePdi
- TLSH T17D2329003BE8812BF2BE5F78ADF251454A7AF5A73603D64D1C84429B5713FC68A427FA
- MD5 SHA1 SHA512 SSDEEP TLSH
-
Async RAT payload
-
Checks computer location settings
Looks up country code configured in the registry, likely geofence.
-
Executes dropped EXE
-
Outbound SSH connection to public host
SSH is used for remote access. This may indicate SSH host discovery, encrypted C2 traffic, or data exfiltration.
-
Unexpected DNS network traffic destination
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
MITRE ATT&CK Enterprise v16
Execution
Command and Scripting Interpreter
1Windows Command Shell
1Scheduled Task/Job
1Scheduled Task
1