6a8903a09c97e93401949077ab6079673f41d344f31d4e4096b76fd06772e7be

Analysis

max time kernel
142s
max time network
152s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
31/08/2026, 04:46

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General

Target
install_q0.3.01.exe
Size 25.8MB
Sample260831-feey8aef95
SHA256 6a8903a09c97e93401949077ab6079673f41d344f31d4e4096b76fd06772e7be
MD5 7e4fcebec3804ba387363133b26a4820
SHA1 3a4693d3d3d5afad4e5f0244ee739a0562f26475
SHA512 78af1a3be14bd802c48bafed64a8ec4f1509ed5affdb75b4b042d89525519bab4dde8eaa873378a86610b94a4f3523da330507ccb068c89ac62fd3b79089edc4
SSDEEP 49152:6udCDvwT4vMN0GUX+UPhsVEFAt8D4ak1t2J++32xobI8iR1aoPnMB9CfZ1Cy988f:Yvq0nXhSaF5MxcNafMHW+EnzYP1K
TLSH
T18F57094EB7478DD3F9095638499687E433B3ECB08A5647033298B32D6FBF2885DA7581
MD5 SHA1 SHA512 SSDEEP TLSH

Score

8^/10

defense_evasion execution persistence

Malware Config

Signatures

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.

execution

PowerShell

T1059.001

pid	Process
3948	powershell.exe

Executes dropped EXE 1 IoCs

pid	Process
2992	Vlcz7w.exe

Loads dropped DLL 1 IoCs

pid	Process
2992	Vlcz7w.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Tencent SecurityHealth = "\"C:\\Users\\Public\\WglEyk\\Vlcz7w.exe\""	Vlcz7w.exe

Indicator Removal: Clear Persistence 1 TTPs 5 IoCs

Clear artifacts associated with previously established persistence like scheduletasks on a host.

defense_evasion

Clear Persistence

T1070.009

pid	Process
3396	cmd.exe
1060	cmd.exe
3092	cmd.exe
2396	cmd.exe
5648	cmd.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File created	C:\Windows\System32\CodeIntegrity\SiPolicy.p7b	Vlcz7w.exe

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.

execution

Windows Command Shell

T1059.003

pid	Process
2564	cmd.exe
3064	cmd.exe
6064	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.

persistence execution

Scheduled Task

T1053.005

pid	Process
6120	schtasks.exe
5284	schtasks.exe
1732	schtasks.exe
6100	schtasks.exe
5880	schtasks.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
4368	install_q0.3.01.exe
4368	install_q0.3.01.exe
4368	install_q0.3.01.exe
4368	install_q0.3.01.exe
4368	install_q0.3.01.exe
4368	install_q0.3.01.exe
4368	install_q0.3.01.exe
4368	install_q0.3.01.exe
4368	install_q0.3.01.exe
4368	install_q0.3.01.exe
4368	install_q0.3.01.exe
4368	install_q0.3.01.exe
4368	install_q0.3.01.exe
4368	install_q0.3.01.exe
4368	install_q0.3.01.exe
4368	install_q0.3.01.exe
4368	install_q0.3.01.exe
4368	install_q0.3.01.exe
4368	install_q0.3.01.exe
4368	install_q0.3.01.exe
4368	install_q0.3.01.exe
4368	install_q0.3.01.exe
4368	install_q0.3.01.exe
4368	install_q0.3.01.exe
4368	install_q0.3.01.exe
4368	install_q0.3.01.exe
4368	install_q0.3.01.exe
4368	install_q0.3.01.exe
4368	install_q0.3.01.exe
4368	install_q0.3.01.exe
4368	install_q0.3.01.exe
4368	install_q0.3.01.exe
2992	Vlcz7w.exe
2992	Vlcz7w.exe
2992	Vlcz7w.exe
2992	Vlcz7w.exe
2992	Vlcz7w.exe
2992	Vlcz7w.exe
2992	Vlcz7w.exe
2992	Vlcz7w.exe
2992	Vlcz7w.exe
2992	Vlcz7w.exe
2992	Vlcz7w.exe
2992	Vlcz7w.exe
2992	Vlcz7w.exe
2992	Vlcz7w.exe
2992	Vlcz7w.exe
2992	Vlcz7w.exe
2992	Vlcz7w.exe
2992	Vlcz7w.exe
2992	Vlcz7w.exe
2992	Vlcz7w.exe
2992	Vlcz7w.exe
2992	Vlcz7w.exe
2992	Vlcz7w.exe
2992	Vlcz7w.exe
2992	Vlcz7w.exe
2992	Vlcz7w.exe
2992	Vlcz7w.exe
2992	Vlcz7w.exe
2992	Vlcz7w.exe
2992	Vlcz7w.exe
2992	Vlcz7w.exe
2992	Vlcz7w.exe

Suspicious behavior: LoadsDriver 5 IoCs

pid	Process
816	Process not Found
816	Process not Found
816	Process not Found
816	Process not Found
816	Process not Found

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.
persistence

Query Registry
T1012

C:\Users\Admin\AppData\Local\Temp\install_q0.3.01.exe
"C:\Users\Admin\AppData\Local\Temp\install_q0.3.01.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
PID:4368

C:\Users\Public\WglEyk\Vlcz7w.exe
"C:\Users\Public\WglEyk\Vlcz7w.exe"
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Adds Run key to start application
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
PID:2992
- 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:\' -Force
  2⤵
  - Command and Scripting Interpreter: PowerShell
  PID:3948
- 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\WglEyk\" /t REG_DWORD /d 0 /f" & SCHTASKS /Run /TN "Task1" & SCHTASKS /Delete /TN "Task1" /F
  2⤵
  - Indicator Removal: Clear Persistence
  PID:3396
- - C:\Windows\system32\schtasks.exe
    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\WglEyk\" /t REG_DWORD /d 0 /f"
    3⤵
    - Scheduled Task/Job: Scheduled Task
    PID:5880
- - C:\Windows\system32\schtasks.exe
    SCHTASKS /Run /TN "Task1"
    3⤵
    PID:2572
- - C:\Windows\system32\schtasks.exe
    SCHTASKS /Delete /TN "Task1" /F
    3⤵
    PID:1076
- 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" /F
  2⤵
  - Indicator Removal: Clear Persistence
  PID:1060
- - C:\Windows\system32\schtasks.exe
    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"
    3⤵
    - Scheduled Task/Job: Scheduled Task
    PID:6120
- - C:\Windows\system32\schtasks.exe
    SCHTASKS /Run /TN "Task1"
    3⤵
    PID:3716
- - C:\Windows\system32\schtasks.exe
    SCHTASKS /Delete /TN "Task1" /F
    3⤵
    PID:1452
- 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" /F
  2⤵
  - Indicator Removal: Clear Persistence
  PID:3092
- - C:\Windows\system32\schtasks.exe
    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"
    3⤵
    - Scheduled Task/Job: Scheduled Task
    PID:5284
- - C:\Windows\system32\schtasks.exe
    SCHTASKS /Run /TN "Task1"
    3⤵
    PID:3676
- - C:\Windows\system32\schtasks.exe
    SCHTASKS /Delete /TN "Task1" /F
    3⤵
    PID:1868
- 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" /F
  2⤵
  - Indicator Removal: Clear Persistence
  PID:2396
- - C:\Windows\system32\schtasks.exe
    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"
    3⤵
    - Scheduled Task/Job: Scheduled Task
    PID:1732
- - C:\Windows\system32\schtasks.exe
    SCHTASKS /Run /TN "Task1"
    3⤵
    PID:5744
- - C:\Windows\system32\schtasks.exe
    SCHTASKS /Delete /TN "Task1" /F
    3⤵
    PID:4236
- 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" /F
  2⤵
  - Indicator Removal: Clear Persistence
  PID:5648
- - C:\Windows\system32\schtasks.exe
    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\Admin\Documents\" /t REG_DWORD /d 0 /f"
    3⤵
    - Scheduled Task/Job: Scheduled Task
    PID:6100
- - C:\Windows\system32\schtasks.exe
    SCHTASKS /Run /TN "Task1"
    3⤵
    PID:4492
- - C:\Windows\system32\schtasks.exe
    SCHTASKS /Delete /TN "Task1" /F
    3⤵
    PID:5636

C:\Users\Public\WglEyk\Vlcz7w.exe
"C:\Users\Public\WglEyk\Vlcz7w.exe"
1⤵
PID:3580

C:\Windows\system32\cmd.exe
"cmd.exe" /c reg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\Users\Public\WglEyk" /t REG_DWORD /d 0 /f
1⤵
- Executes a command shell one-liner
PID:2564
- C:\Windows\System32\reg.exe
  reg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\Users\Public\WglEyk" /t REG_DWORD /d 0 /f
  2⤵
  PID:4320

C:\Windows\system32\cmd.exe
cmd.exe
1⤵
PID:2692

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 /f
1⤵
- Executes a command shell one-liner
PID:3064

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 /f
1⤵
- Executes a command shell one-liner
PID:6064

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Windows Command Shell

T1059.003

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Indicator Removal

T1070

Clear Persistence

T1070.009

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

UxEnhance64.dll

Path C:\Users\Public\WglEyk\UxEnhance64.dll
Size 3.1MB
SHA256 d85864ade0242b63c77195433488ecc231aba4a1df37f694b9ed45b826ff943b
MD5 1718b9bf9920b113f35be49693ab4712
SHA1 1e1f1804949b93c06949a6d5c92456aa386c205f
SHA512 512f031add88a18fdbac499764ac59db8431038ea0de62257b759a3ce00aee5be83dd219457fcc572f10a179339d3d5bce21cfce53dfa79528fae874fdd21810
SSDEEP 49152:P9KpI8cBa0kj6BK0x3TiMQclkGo2PXk6rkwuuWG/+WizBedfb77N3SnKrKB+B:P9m29xx3Tiqt06ox6+z2rNNrKoB
TLSH
T125E523E5B6D739F6D023CBF4DA62A1AD70393F505F635C5F3B8929014E62228973A390
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

Vlcz7w.exe

Path C:\Users\Public\WglEyk\Vlcz7w.exe
Size 135KB
SHA256 676a2a7b94ca2f8ec76352ee656e4d075bb342bd7ad6efbc7c19c060001eace7
MD5 9ec587911e501b73b7cf09f05d0ae17d
SHA1 5b62403cc9a668c6e5c70ace177fd54fcc4c5936
SHA512 d05468a472373815c46ccb46ec743408365d24982d10d8a23ee0036c28cf3dacd05d74304ef2d4b7118f91ff3f631f676b2e86ddee92a02cf988b0d3c6247847
SSDEEP 3072:MmhXb5pgtiaRENEErO9Uj4OqhhUvB4BNgQaJ:MmjgtiayGErsUKh3To
TLSH
T1D0D38C2776A474F9E1778635C8511A1AE772B8760770CB9F03A442A62F237D19E3EF20
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

adoresd.dat

Path C:\Users\Public\WglEyk\adoresd.dat
Size 4.7MB
SHA256 7a33c14a6aa92c6ff9db69ed9e8883f27b61f18b9829f725525991a3914215fe
MD5 fe5c5627dccad7f00c882a768b050464
SHA1 a519df7ffaed465e30ddeb5e477906baaa792d03
SHA512 21186a0d3b619b69a6b641c2c9f97378eeb01195dd18227178f09acc647015760262418d335daf2ab20ed3bdfed30a2f4f121656056de2c81167fe0b591daf26
SSDEEP 98304:wKC/XwuPMlcCGQtZspbohHC0CYxm5YrKjaHhIVyU8zU9VQIr6K:wKClqhi0Cv54K2IVS0VQg
TLSH
T1713633C90DC0ED7D61810A8478A91192F6713147E2F1E6E8FD6C7E0AB87FD52E1A3B58
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

msadox.tb

Path C:\Users\Public\WglEyk\msadox.tb
Size 8KB
SHA256 78e1b9c28ea92c4d6c02d7c754cfb75a162402c83a9dbca66ee3b36994b2b449
MD5 e80156818f59f0938205f1199ba34f02
SHA1 5be3e7b55b7ac81c8760d93e150dc21661a7ff2f
SHA512 4e9c5779ef75d3b7733dd2f926105f2a423d4f09f487a743beebf6822eb2e3e373968fa0a08de82fbfe2f9b7841153f74cc16a4229cb1f0991d3f568a4bdd074
SSDEEP 192:gqbZajnZ45X1q3JXglD+3vR8cwNhIMCGe2y0PQp:gsZqZOXQ3uqvR2Kfzp
TLSH
T196029E05D7A20CC3D2016C71CD9EB2F5AB23A1DADA3926719C67D4C167072DD2CE620D
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/2992-551-0x00000126312A0000-0x0000012631B27000-memory.dmp

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memory/2992-560-0x0000012630850000-0x00000126308DA000-memory.dmp

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memory/2992-567-0x00000126312A0000-0x0000012631B27000-memory.dmp

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memory/2992-531-0x00007FFEAE7D0000-0x00007FFEAE7D2000-memory.dmp

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memory/2992-532-0x00007FFE8BC00000-0x00007FFE8C11E000-memory.dmp

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memory/2992-566-0x00000126312A0000-0x0000012631B27000-memory.dmp

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memory/2992-564-0x00000126312A0000-0x0000012631B27000-memory.dmp

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memory/2992-537-0x00000126312A0000-0x0000012631B27000-memory.dmp

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memory/2992-539-0x00007FFEAE7E0000-0x00007FFEAE7E2000-memory.dmp

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memory/2992-544-0x00000126312A0000-0x0000012631B27000-memory.dmp

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memory/2992-540-0x00000126312A0000-0x0000012631B27000-memory.dmp

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memory/2992-545-0x00000126312A0000-0x0000012631B27000-memory.dmp

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memory/2992-546-0x00000126312A0000-0x0000012631B27000-memory.dmp

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memory/2992-547-0x00000126312A0000-0x0000012631B27000-memory.dmp

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memory/2992-561-0x0000012630850000-0x00000126308DA000-memory.dmp

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memory/2992-557-0x000001262EF20000-0x000001262EF6E000-memory.dmp

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memory/2992-559-0x0000012630850000-0x00000126308DA000-memory.dmp

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memory/2992-562-0x0000012630850000-0x00000126308DA000-memory.dmp

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memory/3580-580-0x000001A2B73F0000-0x000001A2B7C77000-memory.dmp

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memory/3580-579-0x00007FFEAE7E0000-0x00007FFEAE7E2000-memory.dmp

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memory/3580-590-0x000001A2B73F0000-0x000001A2B7C77000-memory.dmp

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memory/3580-591-0x00007FFEAE7D0000-0x00007FFEAE7D2000-memory.dmp

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memory/3580-588-0x000001A2B73F0000-0x000001A2B7C77000-memory.dmp

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memory/3580-574-0x00007FFE8BC00000-0x00007FFE8C11E000-memory.dmp

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memory/3580-586-0x000001A2B73F0000-0x000001A2B7C77000-memory.dmp

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memory/3580-587-0x000001A2B73F0000-0x000001A2B7C77000-memory.dmp

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memory/3580-577-0x000001A2B73F0000-0x000001A2B7C77000-memory.dmp

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memory/3948-604-0x000002343EBA0000-0x000002343EBC2000-memory.dmp

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memory/4368-526-0x00007FFEA5DD0000-0x00007FFEA5DE2000-memory.dmp

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memory/4368-0-0x0000000000440000-0x000000000044E000-memory.dmp

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memory/4368-525-0x0000000000440000-0x000000000044E000-memory.dmp

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memory/4368-503-0x00007FFEA5DD0000-0x00007FFEA5DE2000-memory.dmp

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memory/4368-1-0x00000000008B0000-0x00000000008BC000-memory.dmp

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