Analysis
- max time kernel
31s - max time network
98s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
- submitted
30/09/2026, 04:25
General
- Target 2026-09-29_2275ee8a2e09633bffada35a6ea5d59d_cobalt-strike_icedid.exe
- Size 457KB
- Sample260930-e14n2aee93
- SHA256 7233fb3e145071c14fcbb1f7a0103a8290b4ac1c3503758a63709c4b17924fdb
Malware Config
Signatures
- Family: Sheetrat, NonEuclid rat
Sheetrat aka NonEuclid RAT is a trojan written in C#.
- Detects Sheetrat Payload 2 IoCs
Sheetrat aka NonEuclid RAT is a trojan written in C#.
- Detect binaries embedding considerable number of cryptocurrency wallet browser extension IDs. 1 IoCs
- Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers 1 IoCs
- Detects executables embedding registry key / value combination indicative of disabling Windows Defen 1 IoCs
- Detects executables manipulated with Fody 1 IoCs
- Detects executables referencing many IR and analysis tools 1 IoCs
- Detects executables referencing many confidential data stores found in browsers, mail clients, crypt 1 IoCs
- Detects executables referencing many email and collaboration clients. Observed in information steale 1 IoCs
- Detects executables referencing many file transfer clients. Observed in information stealers 1 IoCs
- Executes dropped EXE 1 IoCs
- Looks up external IP address via web service 1 TTPs 5 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
- Costura .NET executable packer 1 IoCs
Costura packer aka Costura Fody, is an add-in for the .NET framework that embeds all external dependency .dll files as resources inside main executable.
- 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.
- 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.
- Scheduled Task/Job: Scheduled Task 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 1 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\2026-09-29_2275ee8a2e09633bffada35a6ea5d59d_cobalt-strike_icedid.exe"C:\Users\Admin\AppData\Local\Temp\2026-09-29_2275ee8a2e09633bffada35a6ea5d59d_cobalt-strike_icedid.exe"1⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\AppDev\qn19ysy.exe"C:\Users\Admin\AppData\Local\AppDev\qn19ysy.exe"2⤵
- Executes dropped EXE
- Reads the TCP/IP host and domain name from the registry
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SYSTEM32\CMD.exe"CMD" 471|HScLMPsCIja2Cz1DX9dhFJhYbFxUkvo4G0Y1dm2E2dwWBM0gERpMVmdLmEMc8kS3WindowsControl472|uKmL7l1ZrhqvxfIWHh610BP4Z0Ot9PvJwuPPY2CpVxg=C:\Program Files\NtwkMonitor.exe" enable=yes & exit3⤵
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C:\Windows\SYSTEM32\cmd.exe"cmd" /c schtasks /create /f /sc minute /mo 1 /tn "mprsvc" /tr "C:\Program Files\NtwkMonitor.exe" /RL HIGHEST & exit3⤵
- Executes a command shell one-liner
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C:\Windows\system32\schtasks.exeschtasks /create /f /sc minute /mo 1 /tn "mprsvc" /tr "C:\Program Files\NtwkMonitor.exe" /RL HIGHEST4⤵
- Scheduled Task/Job: Scheduled Task
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C:\Windows\SYSTEM32\cmd.exe"cmd" /c schtasks /create /f /sc minute /mo 30 /tn "HealthCheck" /tr "C:\Windows\WUDFHST.exe" /RL HIGHEST & exit3⤵
- Executes a command shell one-liner
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C:\Windows\system32\schtasks.exeschtasks /create /f /sc minute /mo 30 /tn "HealthCheck" /tr "C:\Windows\WUDFHST.exe" /RL HIGHEST4⤵
- Scheduled Task/Job: Scheduled Task
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C:\Program Files\NtwkMonitor.exe"C:\Program Files\NtwkMonitor.exe"3⤵
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C:\Windows\WUDFHST.exeC:\Windows\WUDFHST.exe1⤵
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
qn19ysy.exe
xdwd.dll
memory/1316-31-0x00007FFB11CE0000-0x00007FFB12684000-memory.dmp
memory/1316-33-0x00007FFB11CE0000-0x00007FFB12684000-memory.dmp
memory/1316-7-0x00007FFB11CE0000-0x00007FFB12684000-memory.dmp
memory/1316-8-0x00007FFB11CE0000-0x00007FFB12684000-memory.dmp
memory/1316-9-0x00007FFB11CE0000-0x00007FFB12684000-memory.dmp
memory/1316-10-0x00007FFB11CE0000-0x00007FFB12684000-memory.dmp
memory/1316-5-0x0000021682CA0000-0x0000021682CE4000-memory.dmp
memory/1316-26-0x00007FFB11CE0000-0x00007FFB12684000-memory.dmp
memory/1316-29-0x00007FFB11CE0000-0x00007FFB12684000-memory.dmp
memory/1316-34-0x00007FFB11CE0000-0x00007FFB12684000-memory.dmp
memory/1316-6-0x00007FFB11CE0000-0x00007FFB12684000-memory.dmp
memory/1316-4-0x00007FFB11E6F000-0x00007FFB11E70000-memory.dmp
memory/1316-30-0x00007FFB11CE0000-0x00007FFB12684000-memory.dmp
memory/1316-32-0x00007FFB11CE0000-0x00007FFB12684000-memory.dmp
memory/1316-42-0x00007FFB11CE0000-0x00007FFB12684000-memory.dmp
memory/1316-49-0x00007FFB11CE0000-0x00007FFB12684000-memory.dmp
memory/1316-52-0x00007FFB11CE0000-0x00007FFB12684000-memory.dmp
memory/1316-76-0x00007FFB11CE0000-0x00007FFB12684000-memory.dmp
memory/2596-78-0x0000023DCD940000-0x0000023DCD98A000-memory.dmp
memory/2596-77-0x0000023DB4AA0000-0x0000023DB4AAE000-memory.dmp
memory/2596-81-0x0000023DCDA30000-0x0000023DCDAA8000-memory.dmp
memory/2596-82-0x0000023DCEA30000-0x0000023DCEA80000-memory.dmp