Analysis
- max time kernel
151s - max time network
155s - 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, 04:36
Static task
static1
Behavioral task
behavioral1
Sample
setup_r8014.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral2
Sample
setup_r8014.exe
Resource
win11ltsc2024-20260709-en
General
- Target setup_r8014.exe
- Size 40.9MB
- Sample260805-e77z2aybnb
- SHA256 bbc386a9e8f49b180ec471112c253eb8c9f4ba15e8b00eea1bde0cfebcf8673e
- MD5 21a68c59aad76dade4017eab72807c75
- SHA1 5d7971e3a28243b04ec5ed456a3831c6256bafa2
- SHA512 efdf69f1c1a80d7b46c394a497b085bacb04ab153065156ba2dd712a03ba2fb9f154c365540f035a46a2a9c0e6415a7e42ce221b1f9180d360b85f6b3ddce9a1
- SSDEEP 98304:Nuj9nmneNvl8/HgAKaF3CMGQ23dVcL8kxEPj6:8Rnmedl8vgAKa1RGQ23dtkSPj6
- TLSH T1FE97F58FBB42CDC1DA4691F0549BB76023FEFC655BE1C32312D46B21AE9718C8DA35A1
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Windows security bypass 2 TTPs 6 IoCs
description ioc Process 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:\Program Files (x86) = "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\fimC1b = "0" reg.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths 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 1144 powershell.exe - Executes dropped EXE 2 IoCs
pid Process 4944 gBluMb.exe 2868 gBluMb.exe - Loads dropped DLL 2 IoCs
pid Process 4944 gBluMb.exe 2868 gBluMb.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\\fimC1b\\gBluMb.exe\"" gBluMb.exe - Indicator Removal: Clear Persistence 1 TTPs 5 IoCs
Clear artifacts associated with previously established persistence like scheduletasks on a host.
pid Process 2524 cmd.exe 2828 cmd.exe 6108 cmd.exe 3076 cmd.exe 4296 cmd.exe - Drops file in System32 directory 1 IoCs
description ioc Process File created C:\Windows\System32\CodeIntegrity\SiPolicy.p7b gBluMb.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Executes a command shell one-liner 1 TTPs 3 IoCs
Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.
pid Process 1700 cmd.exe 2900 cmd.exe 1736 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 2088 schtasks.exe 3940 schtasks.exe 5580 schtasks.exe 3992 schtasks.exe 5532 schtasks.exe - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2632 setup_r8014.exe 2632 setup_r8014.exe 2632 setup_r8014.exe 2632 setup_r8014.exe 2632 setup_r8014.exe 2632 setup_r8014.exe 2632 setup_r8014.exe 2632 setup_r8014.exe 2632 setup_r8014.exe 2632 setup_r8014.exe 2632 setup_r8014.exe 2632 setup_r8014.exe 2632 setup_r8014.exe 2632 setup_r8014.exe 2632 setup_r8014.exe 2632 setup_r8014.exe 2632 setup_r8014.exe 2632 setup_r8014.exe 2632 setup_r8014.exe 2632 setup_r8014.exe 2632 setup_r8014.exe 2632 setup_r8014.exe 2632 setup_r8014.exe 2632 setup_r8014.exe 2632 setup_r8014.exe 2632 setup_r8014.exe 2632 setup_r8014.exe 2632 setup_r8014.exe 2632 setup_r8014.exe 2632 setup_r8014.exe 2632 setup_r8014.exe 2632 setup_r8014.exe 4944 gBluMb.exe 4944 gBluMb.exe 4944 gBluMb.exe 4944 gBluMb.exe 4944 gBluMb.exe 4944 gBluMb.exe 4944 gBluMb.exe 4944 gBluMb.exe 4944 gBluMb.exe 4944 gBluMb.exe 4944 gBluMb.exe 4944 gBluMb.exe 4944 gBluMb.exe 4944 gBluMb.exe 4944 gBluMb.exe 4944 gBluMb.exe 4944 gBluMb.exe 4944 gBluMb.exe 4944 gBluMb.exe 4944 gBluMb.exe 4944 gBluMb.exe 4944 gBluMb.exe 4944 gBluMb.exe 4944 gBluMb.exe 4944 gBluMb.exe 4944 gBluMb.exe 4944 gBluMb.exe 4944 gBluMb.exe 4944 gBluMb.exe 4944 gBluMb.exe 4944 gBluMb.exe 4944 gBluMb.exe - Suspicious behavior: LoadsDriver 6 IoCs
pid Process 820 Process not Found 820 Process not Found 820 Process not Found 820 Process not Found 820 Process not Found 820 Process not Found - Suspicious use of AdjustPrivilegeToken 22 IoCs
description pid Process Token: SeDebugPrivilege 1144 powershell.exe Token: SeIncreaseQuotaPrivilege 1144 powershell.exe Token: SeSecurityPrivilege 1144 powershell.exe Token: SeTakeOwnershipPrivilege 1144 powershell.exe Token: SeLoadDriverPrivilege 1144 powershell.exe Token: SeSystemProfilePrivilege 1144 powershell.exe Token: SeSystemtimePrivilege 1144 powershell.exe Token: SeProfSingleProcessPrivilege 1144 powershell.exe Token: SeIncBasePriorityPrivilege 1144 powershell.exe Token: SeCreatePagefilePrivilege 1144 powershell.exe Token: SeBackupPrivilege 1144 powershell.exe Token: SeRestorePrivilege 1144 powershell.exe Token: SeShutdownPrivilege 1144 powershell.exe Token: SeDebugPrivilege 1144 powershell.exe Token: SeSystemEnvironmentPrivilege 1144 powershell.exe Token: SeRemoteShutdownPrivilege 1144 powershell.exe Token: SeUndockPrivilege 1144 powershell.exe Token: SeManageVolumePrivilege 1144 powershell.exe Token: 33 1144 powershell.exe Token: 34 1144 powershell.exe Token: 35 1144 powershell.exe Token: 36 1144 powershell.exe - Suspicious use of WriteProcessMemory 24 IoCs
description pid Process procid_target PID 4944 wrote to memory of 1144 4944 gBluMb.exe 93 PID 4944 wrote to memory of 2524 4944 gBluMb.exe 95 PID 2524 wrote to memory of 2088 2524 cmd.exe 97 PID 2524 wrote to memory of 2236 2524 cmd.exe 98 PID 2524 wrote to memory of 5700 2524 cmd.exe 101 PID 4944 wrote to memory of 2828 4944 gBluMb.exe 102 PID 2828 wrote to memory of 3940 2828 cmd.exe 105 PID 4944 wrote to memory of 6108 4944 gBluMb.exe 106 PID 2828 wrote to memory of 2424 2828 cmd.exe 108 PID 6108 wrote to memory of 5580 6108 cmd.exe 110 PID 6108 wrote to memory of 3924 6108 cmd.exe 112 PID 2828 wrote to memory of 4400 2828 cmd.exe 111 PID 6108 wrote to memory of 1800 6108 cmd.exe 113 PID 4944 wrote to memory of 3076 4944 gBluMb.exe 114 PID 3076 wrote to memory of 3992 3076 cmd.exe 116 PID 4944 wrote to memory of 4296 4944 gBluMb.exe 119 PID 3076 wrote to memory of 4576 3076 cmd.exe 121 PID 4296 wrote to memory of 5532 4296 cmd.exe 122 PID 3076 wrote to memory of 2572 3076 cmd.exe 124 PID 4296 wrote to memory of 3920 4296 cmd.exe 125 PID 4296 wrote to memory of 2440 4296 cmd.exe 126 PID 1700 wrote to memory of 5072 1700 cmd.exe 128 PID 2900 wrote to memory of 2920 2900 cmd.exe 129 PID 1736 wrote to memory of 5900 1736 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\setup_r8014.exe"C:\Users\Admin\AppData\Local\Temp\setup_r8014.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
PID:2632
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C:\Users\Public\fimC1b\gBluMb.exe"C:\Users\Public\fimC1b\gBluMb.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:4944 -
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:1144
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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\fimC1b\" /t REG_DWORD /d 0 /f" & SCHTASKS /Run /TN "Task1" & SCHTASKS /Delete /TN "Task1" /F2⤵
- Indicator Removal: Clear Persistence
- Suspicious use of WriteProcessMemory
PID:2524 -
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\fimC1b\" /t REG_DWORD /d 0 /f"3⤵
- Scheduled Task/Job: Scheduled Task
PID:2088
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C:\Windows\system32\schtasks.exeSCHTASKS /Run /TN "Task1"3⤵PID:2236
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C:\Windows\system32\schtasks.exeSCHTASKS /Delete /TN "Task1" /F3⤵PID:5700
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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:2828 -
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:3940
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C:\Windows\system32\schtasks.exeSCHTASKS /Run /TN "Task1"3⤵PID:2424
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C:\Windows\system32\schtasks.exeSCHTASKS /Delete /TN "Task1" /F3⤵PID:4400
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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:6108 -
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:5580
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C:\Windows\system32\schtasks.exeSCHTASKS /Run /TN "Task1"3⤵PID:3924
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C:\Windows\system32\schtasks.exeSCHTASKS /Delete /TN "Task1" /F3⤵PID:1800
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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:3076 -
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:3992
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C:\Windows\system32\schtasks.exeSCHTASKS /Run /TN "Task1"3⤵PID:4576
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C:\Windows\system32\schtasks.exeSCHTASKS /Delete /TN "Task1" /F3⤵PID:2572
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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:4296 -
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:5532
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C:\Windows\system32\schtasks.exeSCHTASKS /Run /TN "Task1"3⤵PID:3920
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C:\Windows\system32\schtasks.exeSCHTASKS /Delete /TN "Task1" /F3⤵PID:2440
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C:\Users\Public\fimC1b\gBluMb.exe"C:\Users\Public\fimC1b\gBluMb.exe"1⤵
- Executes dropped EXE
- Loads dropped DLL
PID:2868
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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\fimC1b" /t REG_DWORD /d 0 /f1⤵
- Executes a command shell one-liner
- Suspicious use of WriteProcessMemory
PID:1700 -
C:\Windows\System32\reg.exereg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\Users\Public\fimC1b" /t REG_DWORD /d 0 /f2⤵
- Windows security bypass
PID:5072
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C:\Windows\system32\cmd.execmd.exe1⤵PID:2860
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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
- Suspicious use of WriteProcessMemory
PID:2900 -
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:2920
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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
- Suspicious use of WriteProcessMemory
PID:1736 -
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:5900
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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
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Downloads
- Path C:\Users\Public\fimC1b\UxEnhance64.dll
- Size 3.1MB
- SHA256 5ea8e1f56a1bb4402a6bd5cf7dda091dba4ace61e00a52862ce686648bb2f6cf
- MD5 b44edbe03e9716c5b286242b42f15357
- SHA1 3eebd143981289229d5d0e2ad9f1c522703af800
- SHA512 fbfd5707ca9107f390a9864c8416aea1a000e61c74cc9b2bfcb2c57750c8a70175c8f82a8d45830fd26785d1ccf67cecaf2c3f74f789025e0d2bb268c965c64b
- SSDEEP 49152:P9KpI8cBa0kj6BK0x3TiMQclkGo2PXk6rkwuuWG/+WizBedfb77N3SnKrKB+G:P9m29xx3Tiqt06ox6+z2rNNrKoG
- TLSH T12DE523E5B6D739F6D023CBF4DA62A1AD70393F505F635C5F3B8929014E62228973A390
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Public\fimC1b\adoresd.dat
- Size 4.7MB
- SHA256 f41f4930ad80db84ba9d54ea6581f46e92c7a076673fdb5f700dea6b58b1f57d
- MD5 21d26447fa6cda7ebdd8435bdf17c8d6
- SHA1 bc34bdcd4be909f7f3f86f30afff8ecae9323a7c
- SHA512 02da84481f3ca73e8489d106ab34c424fbd5028ebe37b3eb333bfad57a6f4e381bc6ee431cef4c0a3c501f1bb1d7b336b5c9843216585e4c8dceaef3c3cb350b
- SSDEEP 98304:Imu1SwODpRGIRdXEMZYe6rFLoTTpMk6ZGvQv0Ss2i+XZXea1v5WZd8uCp:zu1SwOflfZPF6Ma0bsoa5+qd
- TLSH T1DC3633368AE6F5C7E35B2A0AF36888DD12B0B7AD6E9D75C24AF074145DB30CE9015BC4
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Public\fimC1b\gBluMb.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\fimC1b\msadox.tb
- Size 8KB
- SHA256 d34fb9e03cfd69c88f0c84d9560ee3389b64d9d441499e9ae2a8136701b43866
- MD5 874904635ea19c6198dde947de7293be
- SHA1 6eec8bc4a6af4b1912e3ccb1c626c0048642c15f
- SHA512 b73400e31027b24f4f2f78d1ad5ad610a8b2629e937ddf2c04b4bf27a654ebb5fab6169f28134aa6397a44477514dc8941c7f80a1958cbf1e30b6bfb4e53ed72
- SSDEEP 192:fqbZajnZ45X1q3JXglD+3vR8cwNhIMCGe2y0PQp:fsZqZOXQ3uqvR2Kfzp
- TLSH T1C5029E05D7A20CC3D2016C71CD9EB2F5AB13A1DADA3926719C67D4C167072DD2CE620D
- MD5 SHA1 SHA512 SSDEEP TLSH