General
- Target sxczs.exe
- Size 498KB
- Sample260826-x4cc3avelf
- SHA256 cc537f11b4c1d37b373edcff91cfd716d85ed3784343bdea2a573d996ccb842d
- MD5 72b0c641295204291fd915fbb9739c05
- SHA1 07106dbbb8fc87119d28385fc39b6d4d329ab868
- SHA512 9fb6d7e5713f80cfddae9562b31908297377e002cc019e9538402c622c9a59c1ef9c760d71b7a590a468e0061aac239c4fd0c8bda1dd9714a70b89d01920abd5
- SSDEEP 6144:Rqc9K4JPnDkWxjP/+w46rREyODho0OJvIlYaMvfc9UQgL891EJm9DvoPcbYwJjy2:1Keb+WxO2RIyLL8g9K5j
- TLSH T13AB42A147FA98A08D585257E459E5A08CBDAD1F21132B303330AEFA10D45DDEEE6D3EB
- MD5 SHA1 SHA512 SSDEEP TLSH
Static task
static1
Behavioral task
behavioral1
Sample
sxczs.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral2
Sample
sxczs.exe
Resource
win11ltsc2024-20260709-en
Malware Config
Targets
-
- Target sxczs.exe
- Size 498KB
- SHA256 cc537f11b4c1d37b373edcff91cfd716d85ed3784343bdea2a573d996ccb842d
- MD5 72b0c641295204291fd915fbb9739c05
- SHA1 07106dbbb8fc87119d28385fc39b6d4d329ab868
- SHA512 9fb6d7e5713f80cfddae9562b31908297377e002cc019e9538402c622c9a59c1ef9c760d71b7a590a468e0061aac239c4fd0c8bda1dd9714a70b89d01920abd5
- SSDEEP 6144:Rqc9K4JPnDkWxjP/+w46rREyODho0OJvIlYaMvfc9UQgL891EJm9DvoPcbYwJjy2:1Keb+WxO2RIyLL8g9K5j
- TLSH T13AB42A147FA98A08D585257E459E5A08CBDAD1F21132B303330AEFA10D45DDEEE6D3EB
- MD5 SHA1 SHA512 SSDEEP TLSH
-
Detects Dracula aka Samurai Stealer payload
-
Modifies WinLogon for persistence
-
Event Triggered Execution: AppInit DLLs
Adversaries may establish persistence and/or elevate privileges by executing malicious content triggered by AppInit DLLs loaded into processes.
-
Checks computer location settings
Looks up country code configured in the registry, likely geofence.
-
Executes dropped EXE
-
Loads dropped DLL
-
Accesses Microsoft Outlook profiles
-
Checks installed software on the system
Looks up Uninstall key entries in the registry to enumerate software on the system.
-
Looks up external IP address via web service
Uses a legitimate IP lookup service to find the infected system's external IP.
-
Drops file in System32 directory
MITRE ATT&CK Enterprise v16
Execution
Command and Scripting Interpreter
1Windows Command Shell
1Scheduled Task/Job
1Scheduled Task
1Persistence
Boot or Logon Autostart Execution
1Winlogon Helper DLL
1Event Triggered Execution
2AppInit DLLs
1Netsh Helper DLL
1Scheduled Task/Job
1Scheduled Task
1Privilege Escalation
Boot or Logon Autostart Execution
1Winlogon Helper DLL
1Event Triggered Execution
2AppInit DLLs
1Netsh Helper DLL
1Scheduled Task/Job
1Scheduled Task
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1