Analysis
- max time kernel
150s - max time network
151s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
- submitted
03/09/2026, 23:26
General
- Target 2026-09-03_c2ac2ab1fcf645b4878937c1c85a30ae_cobalt-strike_icedid_luca-stealer_njrat_satacom_stealc_vidar.exe
- Size 1.2MB
- Sample260903-3fbphsgr3z
- SHA256 3fb6c148715dfe0074a57e23bab5cfc47294f38a69da78cb46920a72548740e9
Malware Config
Extracted
-
valleyrat_s2
-
1.0
-
134.122.155.220:443
-
134.122.155.220:80
Signatures
- Family: ValleyRat
ValleyRat stage2 is a backdoor written in C++.
- Detects ValleyRAT payload 3 IoCs
- Detects Windows exceutables bypassing UAC using CMSTP COM interfaces. MITRE (T1218.003) 1 IoCs
- Detects executables embedding registry key / value combination indicative of disabling Windows Defen 2 IoCs
- Executes dropped EXE 5 IoCs
- Adds Run key to start application 2 TTPs 1 IoCs
- Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
- Enumerates connected drives 3 TTPs 22 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
- Executes a command shell one-liner 1 TTPs 2 IoCs
Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.
- Modifies registry class 8 IoCs
- Suspicious behavior: EnumeratesProcesses 6 IoCs
- Suspicious behavior: LoadsDriver 1 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 6 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-09-03_c2ac2ab1fcf645b4878937c1c85a30ae_cobalt-strike_icedid_luca-stealer_njrat_satacom_stealc_vidar.exe"C:\Users\Admin\AppData\Local\Temp\2026-09-03_c2ac2ab1fcf645b4878937c1c85a30ae_cobalt-strike_icedid_luca-stealer_njrat_satacom_stealc_vidar.exe"1⤵
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
-
C:\Windows\explorer.exeexplorer.exe shell:::{95838E7B-77B5-40A2-ACDD-698A01171590}2⤵
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C:\Users\Admin\AppData\Local\Temp\~tmp_76261.tmpC:\Users\Admin\AppData\Local\Temp\~tmp_76261.tmp1⤵
- Executes dropped EXE
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C:\Windows\explorer.exeC:\Windows\explorer.exe /factory,{75dff2b7-6936-4c06-a8bb-676a7b00b24b} -Embedding1⤵
- Modifies registry class
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\ProgramData\SvcHostLoader\SvcHostLoader.exe"C:\ProgramData\SvcHostLoader\SvcHostLoader.exe" -onlyctrl2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
-
C:\Windows\system32\cmd.execmd.exe /c "C:\ProgramData\SvcHostLoader\SvcHostLoader.exe -reonlyctrl"3⤵
- Executes a command shell one-liner
- Suspicious use of WriteProcessMemory
-
C:\ProgramData\SvcHostLoader\SvcHostLoader.exeC:\ProgramData\SvcHostLoader\SvcHostLoader.exe -reonlyctrl4⤵
- Executes dropped EXE
- Adds Run key to start application
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-
-
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C:\ProgramData\SvcHostLoader\SvcHostLoader.exe"C:\ProgramData\SvcHostLoader\SvcHostLoader.exe" -onlyctrl1⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
-
C:\Windows\SYSTEM32\cmd.execmd.exe /c "C:\ProgramData\SvcHostLoader\SvcHostLoader.exe -reonlyctrl"2⤵
- Executes a command shell one-liner
- Suspicious use of WriteProcessMemory
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C:\ProgramData\SvcHostLoader\SvcHostLoader.exeC:\ProgramData\SvcHostLoader\SvcHostLoader.exe -reonlyctrl3⤵
- Executes dropped EXE
- Enumerates connected drives
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Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
SvcHostLoader.exe
~tmp_76261.tmp
memory/2784-17-0x0000000140000000-0x000000014002A000-memory.dmp
memory/2784-9-0x0000000140000000-0x000000014002A000-memory.dmp
memory/2784-11-0x0000000140000000-0x000000014002A000-memory.dmp
memory/2784-10-0x0000000140000000-0x000000014002A000-memory.dmp
memory/2784-12-0x0000000140000000-0x000000014002A000-memory.dmp
memory/2784-13-0x00000292A6880000-0x00000292A68D0000-memory.dmp
memory/2784-15-0x00000292A6880000-0x00000292A68D0000-memory.dmp
memory/2784-14-0x00000292A6880000-0x00000292A68D0000-memory.dmp
memory/2784-16-0x0000000140000000-0x000000014002A000-memory.dmp
memory/5096-23-0x0000000140000000-0x000000014002A000-memory.dmp
memory/5096-31-0x0000000140000000-0x000000014002A000-memory.dmp
memory/5096-19-0x0000000140000000-0x000000014002A000-memory.dmp
memory/5096-21-0x0000000140000000-0x000000014002A000-memory.dmp
memory/5096-22-0x0000000140000000-0x000000014002A000-memory.dmp
memory/5096-5-0x0000000140000000-0x000000014002A000-memory.dmp
memory/5096-25-0x0000000140000000-0x000000014002A000-memory.dmp
memory/5096-26-0x0000000140000000-0x000000014002A000-memory.dmp
memory/5096-27-0x0000000140000000-0x000000014002A000-memory.dmp
memory/5096-29-0x0000000140000000-0x000000014002A000-memory.dmp
memory/5096-30-0x0000000140000000-0x000000014002A000-memory.dmp
memory/5096-18-0x0000000140000000-0x000000014002A000-memory.dmp
memory/5096-33-0x0000000140000000-0x000000014002A000-memory.dmp
memory/5096-34-0x0000000140000000-0x000000014002A000-memory.dmp
memory/5096-35-0x0000000140000000-0x000000014002A000-memory.dmp
memory/5096-37-0x0000000140000000-0x000000014002A000-memory.dmp
memory/5096-39-0x0000000140000000-0x000000014002A000-memory.dmp
memory/5096-38-0x0000000140000000-0x000000014002A000-memory.dmp
memory/5096-41-0x0000000140000000-0x000000014002A000-memory.dmp
memory/5096-42-0x0000000140000000-0x000000014002A000-memory.dmp
memory/5096-43-0x0000000140000000-0x000000014002A000-memory.dmp
memory/5096-45-0x0000000140000000-0x000000014002A000-memory.dmp