Analysis
- max time kernel
101s - max time network
146s - platform
windows11-21h2_x64 - resource
win11-20250619-en - resource tags
- submitted
12/08/2025, 15:57
General
- Target c42f5c842ada25aeca1ec5153489f23c4cb25dee1df1f0235d2b6fd7bcc0d05d.exe
- Size 696KB
- Sample250812-tdy8cssxbv
- SHA256 c42f5c842ada25aeca1ec5153489f23c4cb25dee1df1f0235d2b6fd7bcc0d05d
Malware Config
Signatures
- Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
- SmartAssembly .NET packer 1 IoCs
Detects SmartAssembly .NET packer.
- Suspicious use of SetThreadContext 1 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- System Location Discovery: System Language Discovery 1 TTPs 4 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Suspicious behavior: EnumeratesProcesses 5 IoCs
- Suspicious use of AdjustPrivilegeToken 3 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 14 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\c42f5c842ada25aeca1ec5153489f23c4cb25dee1df1f0235d2b6fd7bcc0d05d.exe"C:\Users\Admin\AppData\Local\Temp\c42f5c842ada25aeca1ec5153489f23c4cb25dee1df1f0235d2b6fd7bcc0d05d.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\IBOftK.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
-
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\IBOftK" /XML "C:\Users\Admin\AppData\Local\Temp\tmpD3F9.tmp"2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
-
-
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"2⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
__PSScriptPolicyTest_i2cbndtd.osm.ps1
tmpD3F9.tmp
memory/488-58-0x0000000005AE0000-0x0000000005AF0000-memory.dmp
memory/488-34-0x0000000005AE0000-0x0000000005AF0000-memory.dmp
memory/488-19-0x0000000005840000-0x00000000058A6000-memory.dmp
memory/488-17-0x0000000000400000-0x0000000000424000-memory.dmp
memory/572-14-0x0000000001730000-0x0000000001740000-memory.dmp
memory/572-48-0x0000000007B50000-0x0000000007B6A000-memory.dmp
memory/572-55-0x0000000007ED0000-0x0000000007ED8000-memory.dmp
memory/572-54-0x0000000007EA0000-0x0000000007EBA000-memory.dmp
memory/572-13-0x0000000003000000-0x0000000003036000-memory.dmp
memory/572-53-0x0000000007DA0000-0x0000000007DB5000-memory.dmp
memory/572-16-0x0000000001730000-0x0000000001740000-memory.dmp
memory/572-18-0x0000000005B50000-0x000000000617A000-memory.dmp
memory/572-52-0x0000000007D90000-0x0000000007D9E000-memory.dmp
memory/572-51-0x0000000007D60000-0x0000000007D71000-memory.dmp
memory/572-21-0x0000000005850000-0x0000000005872000-memory.dmp
memory/572-22-0x0000000005A70000-0x0000000005AD6000-memory.dmp
memory/572-50-0x0000000007DE0000-0x0000000007E76000-memory.dmp
memory/572-31-0x0000000006330000-0x0000000006687000-memory.dmp
memory/572-32-0x0000000006800000-0x000000000681E000-memory.dmp
memory/572-33-0x0000000006840000-0x000000000688C000-memory.dmp
memory/572-49-0x0000000007BD0000-0x0000000007BDA000-memory.dmp
memory/572-35-0x00000000079C0000-0x00000000079F4000-memory.dmp
memory/572-36-0x00000000719F0000-0x0000000071A3C000-memory.dmp
memory/572-45-0x0000000007A00000-0x0000000007A1E000-memory.dmp
memory/572-46-0x0000000007A20000-0x0000000007AC4000-memory.dmp
memory/572-47-0x00000000081A0000-0x000000000881A000-memory.dmp
memory/5116-7-0x0000000005240000-0x0000000005250000-memory.dmp
memory/5116-2-0x0000000005030000-0x00000000050C2000-memory.dmp
memory/5116-3-0x0000000005240000-0x0000000005250000-memory.dmp
memory/5116-4-0x00000000050E0000-0x00000000050EA000-memory.dmp
memory/5116-5-0x0000000005340000-0x00000000053DC000-memory.dmp
memory/5116-6-0x0000000005210000-0x0000000005224000-memory.dmp
memory/5116-0-0x00000000004E0000-0x0000000000590000-memory.dmp
memory/5116-8-0x00000000067A0000-0x0000000006808000-memory.dmp
memory/5116-1-0x0000000005710000-0x0000000005CB6000-memory.dmp