General
- Target start.exe
- Size 515KB
- Sample260809-jqhe9stcpc
- SHA256 22dae34c2c163a3a010dc06a6cad3cb451c527c0d18d6dfc3b960994cfef95b2
- MD5 58b2cf2cd7f12a2a3000dc6bf17c262f
- SHA1 c5054507424749aeae227cb9ee6f20913223b1ad
- SHA512 39a7c7154bb4255bf9cf2766a41eac952d5111c6c4703f0356b61fb5bb59f85ee5e10e977edbf8325152c5e439ca60aa59679a833f6e312d5a2e0da6407b3134
- SSDEEP 6144:bDmLeZwi9a7vPv/rXXi4zrlwrHtwyV/sqeAha38KrgrwvmRI46RrwyIzFkbD0IcU:fLi7rHiuwJzvdyIC0D2Wo7D1Fxt
- TLSH T1DBB43A143FA98A08E580293E459E1615DB9AD2F126327303370AEF625D05DDEDE3D3EB
- MD5 SHA1 SHA512 SSDEEP TLSH
Static task
static1
Behavioral task
behavioral1
Sample
start.exe
Resource
win10v2004-20260513-en
Malware Config
Targets
-
- Target start.exe
- Size 515KB
- SHA256 22dae34c2c163a3a010dc06a6cad3cb451c527c0d18d6dfc3b960994cfef95b2
- MD5 58b2cf2cd7f12a2a3000dc6bf17c262f
- SHA1 c5054507424749aeae227cb9ee6f20913223b1ad
- SHA512 39a7c7154bb4255bf9cf2766a41eac952d5111c6c4703f0356b61fb5bb59f85ee5e10e977edbf8325152c5e439ca60aa59679a833f6e312d5a2e0da6407b3134
- SSDEEP 6144:bDmLeZwi9a7vPv/rXXi4zrlwrHtwyV/sqeAha38KrgrwvmRI46RrwyIzFkbD0IcU:fLi7rHiuwJzvdyIC0D2Wo7D1Fxt
- TLSH T1DBB43A143FA98A08E580293E459E1615DB9AD2F126327303370AEF625D05DDEDE3D3EB
- 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