Analysis
- max time kernel
148s - max time network
129s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
- submitted
02/10/2026, 07:15
General
- Target 2026-10-01_a2523b3c30cd8b337af0ddf003307ea6_elex_wannacry.exe
- Size 484KB
- Sample261002-h3fxjaca65
- SHA256 c13b82205722f0cdaab155f7c945ffd7e687d880bb2165cc0fa873ebf81ccabe
Malware Config
Signatures
- Family: Gh0strat
Gh0st RAT is a remote access tool (RAT) with its source code public and it has been used by multiple Chinese groups.
- Gh0st RAT payload 5 IoCs
- Detects Windows executables referencing non-Windows User-Agents 5 IoCs
- Detects executables built or packed with MPress PE compressor 9 IoCs
- UPX dump on OEP (original entry point) 7 IoCs
- Executes dropped EXE 4 IoCs
- Drops file in System32 directory 4 IoCs
- UPX packed file 7 IoCs
Detects executables packed with UPX/modified UPX open source packer.
- Drops file in Program Files directory 2 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Program crash 1 IoCs
- Reads the TCP/IP host and domain name from the registry 1 TTPs 2 IoCs
The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.
- System Location Discovery: System Language Discovery 1 TTPs 5 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Checks processor information in registry 2 TTPs 17 IoCs
Processor information is often read in order to detect sandboxing environments.
- Modifies data under HKEY_USERS 8 IoCs
- Suspicious use of AdjustPrivilegeToken 8 IoCs
- Suspicious use of WriteProcessMemory 3 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-10-01_a2523b3c30cd8b337af0ddf003307ea6_elex_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-01_a2523b3c30cd8b337af0ddf003307ea6_elex_wannacry.exe"1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Program Files (x86)\Microsoft SQL Server\SQLSerasi.exe"C:\Program Files (x86)\Microsoft SQL Server\SQLSerasi.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
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C:\Program Files (x86)\Microsoft SQL Server\SQLSerasi.exe"C:\Program Files (x86)\Microsoft SQL Server\SQLSerasi.exe"1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Program Files (x86)\Microsoft SQL Server\SQLSerasi.exe"C:\Program Files (x86)\Microsoft SQL Server\SQLSerasi.exe"2⤵
- Executes dropped EXE
- Drops file in System32 directory
- Reads the TCP/IP host and domain name from the registry
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Modifies data under HKEY_USERS
- Suspicious use of AdjustPrivilegeToken
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C:\Program Files (x86)\Microsoft SQL Server\SQLSerasi.exe"C:\Program Files (x86)\Microsoft SQL Server\SQLSerasi.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 6116 -s 6602⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 6116 -ip 61161⤵
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
SQLSerasi.exe
memory/1544-46-0x0000000000400000-0x0000000000479000-memory.dmp
memory/1544-44-0x0000000010000000-0x0000000010362000-memory.dmp
memory/3116-45-0x0000000000400000-0x0000000000479000-memory.dmp
memory/4652-18-0x0000000000400000-0x0000000000479000-memory.dmp
memory/4652-2-0x0000000010000000-0x0000000010362000-memory.dmp
memory/4652-7-0x0000000010000000-0x0000000010362000-memory.dmp
memory/4652-0-0x0000000000400000-0x0000000000479000-memory.dmp
memory/4652-6-0x0000000010000000-0x0000000010362000-memory.dmp
memory/4652-5-0x0000000000400000-0x0000000000479000-memory.dmp
memory/4652-1-0x0000000000405000-0x0000000000406000-memory.dmp
memory/5540-17-0x0000000000400000-0x0000000000479000-memory.dmp
memory/5540-31-0x0000000000400000-0x0000000000479000-memory.dmp
memory/6116-28-0x0000000010000000-0x0000000010362000-memory.dmp
memory/6116-30-0x0000000000400000-0x0000000000479000-memory.dmp
memory/6116-25-0x0000000010000000-0x0000000010362000-memory.dmp
memory/6116-29-0x0000000010000000-0x0000000010362000-memory.dmp