Analysis
- max time kernel
150s - max time network
145s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
- submitted
27/09/2026, 06:18
General
- Target 2026-09-27_b0a94c3568bd8e4a7cc39de4572f2477_cobalt-strike_elex_emotet_remcos_wannacry.exe
- Size 5.3MB
- Sample260927-g2ms1sae39
- SHA256 39660cc50f510c34321bf0b55f3061d2c3442d2db41ba9fe887b65ac437a4d3d
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.
- Family: PurpleFox
PurpleFox is an exploit kit used to distribute other malware families and first seen in 2018.
- Detect PurpleFox Rootkit 8 IoCs
Detect PurpleFox Rootkit.
- Gh0st RAT payload 9 IoCs
- Detects executables packed with Enigma 3 IoCs
- UPX dump on OEP (original entry point) 10 IoCs
- Drops file in Drivers directory 1 IoCs
- Server Software Component: Terminal Services DLL 1 TTPs 1 IoCs
- Sets service image path in registry 3 TTPs 1 IoCs
This determines the executable launched when a service starts. It can be used to establish persistence.
- Executes dropped EXE 6 IoCs
- Loads dropped DLL 3 IoCs
- Drops file in System32 directory 5 IoCs
- UPX packed file 10 IoCs
Detects executables packed with UPX/modified UPX open source packer.
- Executes a command shell one-liner 1 TTPs 1 IoCs
Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.
- Reads the TCP/IP host and domain name from the registry 1 TTPs 4 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 8 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
- Runs ping.exe 1 TTPs 1 IoCs
- Suspicious behavior: EnumeratesProcesses 4 IoCs
- Suspicious behavior: LoadsDriver 1 IoCs
- Suspicious use of AdjustPrivilegeToken 6 IoCs
- Suspicious use of SetWindowsHookEx 2 IoCs
- Suspicious use of WriteProcessMemory 7 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-09-27_b0a94c3568bd8e4a7cc39de4572f2477_cobalt-strike_elex_emotet_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-09-27_b0a94c3568bd8e4a7cc39de4572f2477_cobalt-strike_elex_emotet_remcos_wannacry.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\R.exeC:\Users\Admin\AppData\Local\Temp\\R.exe2⤵
- Server Software Component: Terminal Services DLL
- Executes dropped EXE
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
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C:\Users\Admin\AppData\Local\Temp\N.exeC:\Users\Admin\AppData\Local\Temp\\N.exe2⤵
- Executes dropped EXE
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ping -n 2 127.0.0.1 > nul && del C:\Users\Admin\AppData\Local\Temp\N.exe > nul3⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\PING.EXEping -n 2 127.0.0.14⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Runs ping.exe
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C:\Users\Admin\AppData\Local\Temp\HD_2026-09-27_b0a94c3568bd8e4a7cc39de4572f2477_cobalt-strike_elex_emotet_remcos_wannacry.exeC:\Users\Admin\AppData\Local\Temp\HD_2026-09-27_b0a94c3568bd8e4a7cc39de4572f2477_cobalt-strike_elex_emotet_remcos_wannacry.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
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C:\Windows\SysWOW64\svchost.exeC:\Windows\SysWOW64\svchost.exe -k "Remote Data"1⤵
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C:\Windows\SysWOW64\svchost.exeC:\Windows\SysWOW64\svchost.exe -k "Remote Data"1⤵
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\Remote Data.exe"C:\Windows\system32\Remote Data.exe" "c:\windows\system32\240744562.txt",MainThread2⤵
- Executes dropped EXE
- Loads dropped DLL
- Reads the TCP/IP host and domain name from the registry
- System Location Discovery: System Language Discovery
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k "Remote Data"1⤵
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C:\Windows\SysWOW64\TXPlatfor.exeC:\Windows\SysWOW64\TXPlatfor.exe -auto1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\TXPlatfor.exeC:\Windows\SysWOW64\TXPlatfor.exe -acsi2⤵
- Drops file in Drivers directory
- Sets service image path in registry
- Executes dropped EXE
- Reads the TCP/IP host and domain name from the registry
- Suspicious behavior: LoadsDriver
- Suspicious use of AdjustPrivilegeToken
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Network
MITRE ATT&CK Enterprise v16
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Server Software Component
1Terminal Services DLL
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Replay Monitor
Loading Replay Monitor...
Downloads
HD_2026-09-27_b0a94c3568bd8e4a7cc39de4572f2477_cobalt-strike_elex_emotet_remcos_wannacry.exe
HD_X.dat
N.exe
R.exe
240744562.txt
Remote Data.exe
memory/2560-21-0x0000000010000000-0x00000000101B6000-memory.dmp
memory/2560-18-0x0000000010000000-0x00000000101B6000-memory.dmp
memory/2560-20-0x0000000010000000-0x00000000101B6000-memory.dmp
memory/2560-22-0x0000000010000000-0x00000000101B6000-memory.dmp
memory/2712-36-0x0000000010000000-0x00000000101B6000-memory.dmp
memory/2712-39-0x0000000010000000-0x00000000101B6000-memory.dmp
memory/2712-45-0x0000000010000000-0x00000000101B6000-memory.dmp
memory/4680-43-0x0000000140000000-0x000000014027A000-memory.dmp
memory/4680-50-0x0000000140000000-0x000000014027A000-memory.dmp
memory/5276-24-0x0000000010000000-0x00000000101B6000-memory.dmp
memory/5276-27-0x0000000010000000-0x00000000101B6000-memory.dmp
memory/5276-26-0x0000000010000000-0x00000000101B6000-memory.dmp