Analysis
- max time kernel
146s - max time network
151s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-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 2 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\Admin\Documents = "0" reg.exe - 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.
pid Process 2620 powershell.exe - Executes dropped EXE 2 IoCs
pid Process 5316 1x0cEH.exe 4924 1x0cEH.exe - Loads dropped DLL 2 IoCs
pid Process 5316 1x0cEH.exe 4924 1x0cEH.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\\NJt9p2\\1x0cEH.exe\"" 1x0cEH.exe - Indicator Removal: Clear Persistence 1 TTPs 5 IoCs
Clear artifacts associated with previously established persistence like scheduletasks on a host.
pid Process 5756 cmd.exe 4648 cmd.exe 4460 cmd.exe 4936 cmd.exe 928 cmd.exe - Drops file in System32 directory 1 IoCs
description ioc Process File created C:\Windows\System32\CodeIntegrity\SiPolicy.p7b 1x0cEH.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 4700 cmd.exe 5744 cmd.exe 5868 cmd.exe 5600 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 6100 schtasks.exe 5688 schtasks.exe 1068 schtasks.exe 2904 schtasks.exe 4904 schtasks.exe - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1080 inst_smt013.exe 1080 inst_smt013.exe 1080 inst_smt013.exe 1080 inst_smt013.exe 1080 inst_smt013.exe 1080 inst_smt013.exe 1080 inst_smt013.exe 1080 inst_smt013.exe 1080 inst_smt013.exe 1080 inst_smt013.exe 1080 inst_smt013.exe 1080 inst_smt013.exe 1080 inst_smt013.exe 1080 inst_smt013.exe 1080 inst_smt013.exe 1080 inst_smt013.exe 1080 inst_smt013.exe 1080 inst_smt013.exe 1080 inst_smt013.exe 1080 inst_smt013.exe 1080 inst_smt013.exe 1080 inst_smt013.exe 1080 inst_smt013.exe 1080 inst_smt013.exe 1080 inst_smt013.exe 1080 inst_smt013.exe 1080 inst_smt013.exe 1080 inst_smt013.exe 1080 inst_smt013.exe 1080 inst_smt013.exe 1080 inst_smt013.exe 1080 inst_smt013.exe 5316 1x0cEH.exe 5316 1x0cEH.exe 5316 1x0cEH.exe 5316 1x0cEH.exe 5316 1x0cEH.exe 5316 1x0cEH.exe 5316 1x0cEH.exe 5316 1x0cEH.exe 5316 1x0cEH.exe 5316 1x0cEH.exe 5316 1x0cEH.exe 5316 1x0cEH.exe 5316 1x0cEH.exe 5316 1x0cEH.exe 5316 1x0cEH.exe 5316 1x0cEH.exe 5316 1x0cEH.exe 5316 1x0cEH.exe 5316 1x0cEH.exe 5316 1x0cEH.exe 5316 1x0cEH.exe 5316 1x0cEH.exe 5316 1x0cEH.exe 5316 1x0cEH.exe 5316 1x0cEH.exe 5316 1x0cEH.exe 5316 1x0cEH.exe 5316 1x0cEH.exe 5316 1x0cEH.exe 5316 1x0cEH.exe 5316 1x0cEH.exe 5316 1x0cEH.exe - Suspicious behavior: LoadsDriver 6 IoCs
pid Process 812 Process not Found 812 Process not Found 812 Process not Found 812 Process not Found 812 Process not Found 812 Process not Found - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2620 powershell.exe - Suspicious use of WriteProcessMemory 22 IoCs
description pid Process procid_target PID 5316 wrote to memory of 2620 5316 1x0cEH.exe 93 PID 5316 wrote to memory of 5756 5316 1x0cEH.exe 95 PID 5756 wrote to memory of 6100 5756 cmd.exe 97 PID 5756 wrote to memory of 4580 5756 cmd.exe 98 PID 5316 wrote to memory of 4648 5316 1x0cEH.exe 99 PID 5756 wrote to memory of 3948 5756 cmd.exe 104 PID 5316 wrote to memory of 4460 5316 1x0cEH.exe 105 PID 4648 wrote to memory of 5688 4648 cmd.exe 107 PID 4460 wrote to memory of 1068 4460 cmd.exe 108 PID 4460 wrote to memory of 5752 4460 cmd.exe 109 PID 4648 wrote to memory of 4152 4648 cmd.exe 110 PID 4460 wrote to memory of 2308 4460 cmd.exe 112 PID 4648 wrote to memory of 5912 4648 cmd.exe 113 PID 5316 wrote to memory of 4936 5316 1x0cEH.exe 114 PID 4936 wrote to memory of 2904 4936 cmd.exe 116 PID 4936 wrote to memory of 1536 4936 cmd.exe 117 PID 4936 wrote to memory of 6084 4936 cmd.exe 122 PID 5316 wrote to memory of 928 5316 1x0cEH.exe 123 PID 928 wrote to memory of 4904 928 cmd.exe 125 PID 928 wrote to memory of 4728 928 cmd.exe 126 PID 928 wrote to memory of 4876 928 cmd.exe 128 PID 5600 wrote to memory of 4656 5600 cmd.exe 130 - 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:1080
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C:\Users\Public\NJt9p2\1x0cEH.exe"C:\Users\Public\NJt9p2\1x0cEH.exe"1⤵
- Executes dropped EXE
- Loads dropped DLL
- Adds Run key to start application
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:5316 -
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath 'C:\ProgramData','C:\Users','C:\Program Files (x86)','C:\' -Force2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious use of AdjustPrivilegeToken
PID:2620
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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\Public\NJt9p2\" /t REG_DWORD /d 0 /f" & SCHTASKS /Run /TN "Task1" & SCHTASKS /Delete /TN "Task1" /F2⤵
- Indicator Removal: Clear Persistence
- Suspicious use of WriteProcessMemory
PID:5756 -
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\NJt9p2\" /t REG_DWORD /d 0 /f"3⤵
- Scheduled Task/Job: Scheduled Task
PID:6100
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C:\Windows\system32\schtasks.exeSCHTASKS /Run /TN "Task1"3⤵PID:4580
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C:\Windows\system32\schtasks.exeSCHTASKS /Delete /TN "Task1" /F3⤵PID:3948
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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:4648 -
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:5688
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C:\Windows\system32\schtasks.exeSCHTASKS /Run /TN "Task1"3⤵PID:4152
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C:\Windows\system32\schtasks.exeSCHTASKS /Delete /TN "Task1" /F3⤵PID:5912
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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:4460 -
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:1068
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C:\Windows\system32\schtasks.exeSCHTASKS /Run /TN "Task1"3⤵PID:5752
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C:\Windows\system32\schtasks.exeSCHTASKS /Delete /TN "Task1" /F3⤵PID:2308
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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:4936 -
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:2904
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C:\Windows\system32\schtasks.exeSCHTASKS /Run /TN "Task1"3⤵PID:1536
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C:\Windows\system32\schtasks.exeSCHTASKS /Delete /TN "Task1" /F3⤵PID:6084
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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:928 -
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:4904
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C:\Windows\system32\schtasks.exeSCHTASKS /Run /TN "Task1"3⤵PID:4728
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C:\Windows\system32\schtasks.exeSCHTASKS /Delete /TN "Task1" /F3⤵PID:4876
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C:\Users\Public\NJt9p2\1x0cEH.exe"C:\Users\Public\NJt9p2\1x0cEH.exe"1⤵
- Executes dropped EXE
- Loads dropped DLL
PID:4924
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C:\Windows\system32\cmd.exe"cmd.exe" /c reg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\Users\Public\NJt9p2" /t REG_DWORD /d 0 /f1⤵
- Executes a command shell one-liner
PID:4700 -
C:\Windows\System32\reg.exereg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\Users\Public\NJt9p2" /t REG_DWORD /d 0 /f2⤵PID:2972
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C:\Windows\system32\cmd.execmd.exe1⤵PID:1092
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C:\Windows\system32\cmd.exe"cmd.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
PID:5744 -
C:\Windows\System32\reg.exereg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\ProgramData" /t REG_DWORD /d 0 /f2⤵PID:2184
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C:\Windows\system32\cmd.exe"cmd.exe" /c reg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\Program Files (x86)" /t REG_DWORD /d 0 /f1⤵
- Executes a command shell one-liner
PID:5868 -
C:\Windows\System32\reg.exereg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\Program Files (x86)" /t REG_DWORD /d 0 /f2⤵PID:1560
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C:\Windows\system32\cmd.exe"cmd.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:5600 -
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:4656
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Network
MITRE ATT&CK Enterprise v16
Execution
Command and Scripting Interpreter
2PowerShell
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\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\1BA79029EC3FFD076F5DAC2F70A18685
- Size 1KB
- SHA256 63b14543360f5e89942ea8d5113526e64fbc71c1207328f0136b3a495d921dd0
- MD5 adac67e1d2da2d706db151c2db316b2d
- SHA1 5f6e301d23e33132209707945d0e740d5bcb8996
- SHA512 9371b62ac25c6ea8fb6fca19ac47b873ced9b3d0cb45ce4de5ea974b93c12684c65aa23c7d83331c77502853258a08dff73ce5e3fb6170bd3ab1c5b3283a86a9
- TLSH T1DE31AD4EA2153027D5427F72D8CEBE83CEB1364667CAD46B18046E4229AAFC25FC80C9
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\1BA79029EC3FFD076F5DAC2F70A18685
- Size 186B
- SHA256 6dffc78b3262a33ff4299014a56bb49d632b338ae03fad33de86f3c196395dd1
- MD5 521b2e35e91d1bc7485bf27652f61146
- SHA1 644ad841b09540cb77f243e96bd70b8fe62dc367
- SHA512 d4854740d13db0a38936b582d55c8572f75c7836fdb0dc2c15d1b1b2d8c6bd924341555fcc77f7ab0c7a36b7628128044fca183d37a3ec0763fd9f67fd80c93f
- TLSH T1B2C08CA063F98240F1308E7E2F1122A2877A5D059D12C3140F20030D846CB000972E23
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Public\NJt9p2\1x0cEH.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\NJt9p2\UxEnhance64.dll
- Size 3.1MB
- SHA256 55e20cb92aea775304c72ef266b26804be1191fb1739081c3cbdff92cd5b19aa
- MD5 23e5e010bc66d6c60281b0d925b7d2b0
- SHA1 f16373e0041a3863bc91b4848aa1f547c731aeb1
- SHA512 5a1491043020c33488eca1f92317c17eeef2c5d075c3372ddf49277ea4029277852c3c9e10f0a38bb9c97d773dcebd567c6cf1fded2c484a3f5204d9582365b2
- SSDEEP 49152:P9KpI8cBa0kj6BK0x3TiMQclkGo2PXk6rkwuuWG/+WizBedfb77N3SnKrKB+F:P9m29xx3Tiqt06ox6+z2rNNrKoF
- TLSH T1A6E523E5B6D739F6D023CBF4DA62A1AD70393F505F635C5F3B8929014E62228973A390
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Public\NJt9p2\adoresd.dat
- Size 4.7MB
- SHA256 ab2df54634b0f4c389611761fa33e4f359a27e94d5de4c399de77e5a6619baf6
- MD5 0060cfb48882b1c8650d723258ba8f57
- SHA1 955629f147e3fd95cb7adbff8ec81379252e200b
- SHA512 3a14b68b6fed1a8af749989d2ceb64e22355d6d00730f83acc6dc249cf0aef4a9fcd7d874c8d8d53903e2ffe9bad29fea55df9a34675f54bbce31368fd992ed2
- SSDEEP 98304:Bmu1SwODpRGIRdXEMZYe6rFLoTTpMk6ZGvQv0Ss2i+XZXea1v5WZd8uCp:Uu1SwOflfZPF6Ma0bsoa5+qd
- TLSH T1A53633368AE6F5C7E35B2A0AF36888DD12B0B7AD6E9D75C24AF070145DB30CE9015BC4
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Public\NJt9p2\msadox.tb
- Size 8KB
- SHA256 0f997c290687bffbb393691b24563816471c0ca12f4bf6270c161be0ef9cd7f4
- MD5 dd6782c598226a716c6cfd72f19460bf
- SHA1 0b29613f3968ae6cb6c5376296e56dc37a8c49ff
- SHA512 0ac8990fe62e443a6ee59b8b87e7e7636212fa3e5c6de531462a473d9c589f6441779be6620c083590fa3f952873ba0cb4cc27612ac764323bef13da63ca5d46
- SSDEEP 192:rqbZajnZ45X1q3JXglD+3vR8cwNhIMCGe2y0PQp:rsZqZOXQ3uqvR2Kfzp
- TLSH T193029E05D7A20CC3D7016C71CD9EB2F5AB13A1DADA3926719C67D4C167072DD2CE620D
- MD5 SHA1 SHA512 SSDEEP TLSH