b15abb1ddb63d5f7fd2b1fbdcc7a9aa40cc56cfe629991d7ab92a899e51c4b0c

Analysis

max time kernel
148s
max time network
152s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260710-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
15/08/2026, 14:36

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General

Target
insoft_v10.0.18.exe
Size 35.0MB
Sample260815-ryyffsdk2t
SHA256 b15abb1ddb63d5f7fd2b1fbdcc7a9aa40cc56cfe629991d7ab92a899e51c4b0c
MD5 9c1f7089746463734e6856303b0bd2d2
SHA1 23289b9b76db6e75591fa261f80730e6bcca61af
SHA512 700d31915e19dc4a736e9d1ae81ba04a7eb589d89de9d4403f73e66f75bb2a54ada50f978f53ddd760f9ed7ba07e94620beceaca1576f47c3e36d331a6d6a62a
SSDEEP 196608:eQnmE+fMeDKqTnrT+B7A6Z6dSBqtiEPFNPL12V5pvUFgA4:zKJnGBr4Xu7vU+
TLSH
T1C687074ABB40CEE6E11A85B098A77B1163FEFD6147E1C30321C83B15DF1B29D4EA7598
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
2420	powershell.exe

Executes dropped EXE 1 IoCs

pid	Process
6092	blwTV8.exe

Loads dropped DLL 1 IoCs

pid	Process
6092	blwTV8.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\\QEt3Ka\\blwTV8.exe\""	blwTV8.exe

Indicator Removal: Clear Persistence 1 TTPs 3 IoCs

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

defense_evasion

Clear Persistence

T1070.009

pid	Process
1604	cmd.exe
1840	cmd.exe
5372	cmd.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File created	C:\Windows\System32\CodeIntegrity\SiPolicy.p7b	blwTV8.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Executes a command shell one-liner 1 TTPs 2 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
1852	cmd.exe
4800	cmd.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 2 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
4320	schtasks.exe
2776	schtasks.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
5580	insoft_v10.0.18.exe
5580	insoft_v10.0.18.exe
5580	insoft_v10.0.18.exe
5580	insoft_v10.0.18.exe
5580	insoft_v10.0.18.exe
5580	insoft_v10.0.18.exe
5580	insoft_v10.0.18.exe
5580	insoft_v10.0.18.exe
5580	insoft_v10.0.18.exe
5580	insoft_v10.0.18.exe
5580	insoft_v10.0.18.exe
5580	insoft_v10.0.18.exe
5580	insoft_v10.0.18.exe
5580	insoft_v10.0.18.exe
5580	insoft_v10.0.18.exe
5580	insoft_v10.0.18.exe
5580	insoft_v10.0.18.exe
5580	insoft_v10.0.18.exe
5580	insoft_v10.0.18.exe
5580	insoft_v10.0.18.exe
5580	insoft_v10.0.18.exe
5580	insoft_v10.0.18.exe
5580	insoft_v10.0.18.exe
5580	insoft_v10.0.18.exe
5580	insoft_v10.0.18.exe
5580	insoft_v10.0.18.exe
5580	insoft_v10.0.18.exe
5580	insoft_v10.0.18.exe
5580	insoft_v10.0.18.exe
5580	insoft_v10.0.18.exe
5580	insoft_v10.0.18.exe
5580	insoft_v10.0.18.exe
6092	blwTV8.exe
6092	blwTV8.exe
6092	blwTV8.exe
6092	blwTV8.exe
6092	blwTV8.exe
6092	blwTV8.exe
6092	blwTV8.exe
6092	blwTV8.exe
6092	blwTV8.exe
6092	blwTV8.exe
6092	blwTV8.exe
6092	blwTV8.exe
6092	blwTV8.exe
6092	blwTV8.exe
6092	blwTV8.exe
6092	blwTV8.exe
6092	blwTV8.exe
6092	blwTV8.exe
6092	blwTV8.exe
6092	blwTV8.exe
6092	blwTV8.exe
6092	blwTV8.exe
6092	blwTV8.exe
6092	blwTV8.exe
6092	blwTV8.exe
6092	blwTV8.exe
6092	blwTV8.exe
6092	blwTV8.exe
6092	blwTV8.exe
6092	blwTV8.exe
6092	blwTV8.exe
6092	blwTV8.exe

Suspicious behavior: LoadsDriver 5 IoCs

pid	Process
820	Process not Found
820	Process not Found
820	Process not Found
820	Process not Found
820	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\insoft_v10.0.18.exe
"C:\Users\Admin\AppData\Local\Temp\insoft_v10.0.18.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
PID:5580

C:\Users\Public\QEt3Ka\blwTV8.exe
"C:\Users\Public\QEt3Ka\blwTV8.exe"
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Adds Run key to start application
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
PID:6092
- 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:2420
- 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\QEt3Ka\" /t REG_DWORD /d 0 /f" & SCHTASKS /Run /TN "Task1" & SCHTASKS /Delete /TN "Task1" /F
  2⤵
  - Indicator Removal: Clear Persistence
  PID:1840
- - 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\QEt3Ka\" /t REG_DWORD /d 0 /f"
    3⤵
    - Scheduled Task/Job: Scheduled Task
    PID:4320
- - C:\Windows\system32\schtasks.exe
    SCHTASKS /Run /TN "Task1"
    3⤵
    PID:4684
- - C:\Windows\system32\schtasks.exe
    SCHTASKS /Delete /TN "Task1" /F
    3⤵
    PID:4804
- 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:5372
- - 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:2776
- - C:\Windows\system32\schtasks.exe
    SCHTASKS /Run /TN "Task1"
    3⤵
    PID:2740
- - C:\Windows\system32\schtasks.exe
    SCHTASKS /Delete /TN "Task1" /F
    3⤵
    PID:2296
- 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:1604

C:\Windows\system32\cmd.exe
"cmd.exe" /c reg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\Users\Public\QEt3Ka" /t REG_DWORD /d 0 /f
1⤵
- Executes a command shell one-liner
PID:1852

C:\Windows\system32\cmd.exe
cmd.exe
1⤵
PID:5944

C:\Users\Public\QEt3Ka\blwTV8.exe
"C:\Users\Public\QEt3Ka\blwTV8.exe"
1⤵
PID:5468

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:4800

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

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

UxEnhance64.dll

Path C:\Users\Public\QEt3Ka\UxEnhance64.dll
Size 3.1MB
SHA256 0236b7b279455236ea170c02aa078afc5b7f5a6dad957617dccc8f983b62dc7f
MD5 74b0682cf265d36dabecd3488ede30a8
SHA1 68ace1c7ef33dd3d8be4aab520337ab35db6b6c1
SHA512 93d0c0ead08d1e7b13728884f40b3fea29485090db2f0937a7da57c7eb0ec1efe37312edd7b90af2d59a4266344b6949aed1a032495665585509f609a3f91084
SSDEEP 49152:P9KpI8cBa0kj6BK0x3TiMQclkGo2PXk6rkwuuWG/+WizBedfb77N3SnKrKB+m:P9m29xx3Tiqt06ox6+z2rNNrKom
TLSH
T11AE523E5B6D739F6D023CBF4DA62A1AD70393F505F635C5F3B8929014E62228973A390
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

adoresd.dat

Path C:\Users\Public\QEt3Ka\adoresd.dat
Size 4.7MB
SHA256 370ff555612dfc5a65f4fac0eaa85d891d1efcff1628bdfecf840fbccbd2c93a
MD5 f6c207fc1a8e897e09ffae49593821c0
SHA1 47d1156a48e455994dfc49d1b888802bb1b99b57
SHA512 35a9433c14cffa7c1b874b71ec53f72a64413e5ed370c01ba3f1a8f15e6994b1f9761ac0c3817de11907332e731d24d11911572aedd67593cb6758e1d40fb22b
SSDEEP 98304:AKC/XwuPMlcCGQtZspbohHC0CYxm5YrKjaHhIVyU8zU9VQIr6K:AKClqhi0Cv54K2IVS0VQg
TLSH
T13C3633C90DC0ED7D61810A8478A91192F6713147E2F1E6E8FD6C7E0AB87FD52E1A3B58
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

blwTV8.exe

Path C:\Users\Public\QEt3Ka\blwTV8.exe
Size 135KB
SHA256 676a2a7b94ca2f8ec76352ee656e4d075bb342bd7ad6efbc7c19c060001eace7
MD5 9ec587911e501b73b7cf09f05d0ae17d
SHA1 5b62403cc9a668c6e5c70ace177fd54fcc4c5936
SHA512 d05468a472373815c46ccb46ec743408365d24982d10d8a23ee0036c28cf3dacd05d74304ef2d4b7118f91ff3f631f676b2e86ddee92a02cf988b0d3c6247847
SSDEEP 3072:MmhXb5pgtiaRENEErO9Uj4OqhhUvB4BNgQaJ:MmjgtiayGErsUKh3To
TLSH
T1D0D38C2776A474F9E1778635C8511A1AE772B8760770CB9F03A442A62F237D19E3EF20
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

msadox.tb

Path C:\Users\Public\QEt3Ka\msadox.tb
Size 8KB
SHA256 b324523134d4b31e3238c54753dc13bda1ffc5fb658b91db444d0ab234724d8f
MD5 db8ae7d21a9e1d27e3961a3469164cba
SHA1 57674e7a086b5074b5ee82c25b093f6ae9d12825
SHA512 bf1738b4d1a3da47beaea10395f597a2838dda95c06255cf3e831e0022b87622b62f277c98ad62d610788799ec95ffd72edc704e5bed680efadd21d4fb11eccd
SSDEEP 192:BqbZajnZ45X1q3JXglD+3vR8cwNhIMCGe2y0PQp:BsZqZOXQ3uqvR2Kfzp
TLSH
T158029E05D7A20CC3D3016C71CD9EB2F5AB13A1DADA3926719C67D4C167072DD2CE620D
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/5468-575-0x0000018F4B570000-0x0000018F4BDF7000-memory.dmp

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memory/5468-572-0x00007FFB21CC0000-0x00007FFB221DE000-memory.dmp

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memory/5580-0-0x0000000000490000-0x000000000049E000-memory.dmp

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memory/5580-1-0x00000000004A0000-0x00000000004AC000-memory.dmp

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memory/5580-503-0x00007FFB34CD0000-0x00007FFB34CE2000-memory.dmp

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memory/5580-523-0x0000000000490000-0x000000000049E000-memory.dmp

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memory/5580-524-0x00007FFB34CD0000-0x00007FFB34CE2000-memory.dmp

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memory/6092-542-0x000001ED622B0000-0x000001ED62B37000-memory.dmp

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memory/6092-557-0x000001ED61850000-0x000001ED618DA000-memory.dmp

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memory/6092-538-0x000001ED622B0000-0x000001ED62B37000-memory.dmp

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memory/6092-535-0x000001ED622B0000-0x000001ED62B37000-memory.dmp

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memory/6092-543-0x000001ED622B0000-0x000001ED62B37000-memory.dmp

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memory/6092-545-0x000001ED622B0000-0x000001ED62B37000-memory.dmp

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memory/6092-544-0x000001ED622B0000-0x000001ED62B37000-memory.dmp

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memory/6092-558-0x000001ED61850000-0x000001ED618DA000-memory.dmp

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memory/6092-559-0x000001ED61850000-0x000001ED618DA000-memory.dmp

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memory/6092-537-0x00007FFB44800000-0x00007FFB44802000-memory.dmp

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memory/6092-556-0x000001ED61850000-0x000001ED618DA000-memory.dmp

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memory/6092-555-0x000001ED5FF60000-0x000001ED5FFAE000-memory.dmp

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memory/6092-549-0x000001ED622B0000-0x000001ED62B37000-memory.dmp

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memory/6092-562-0x000001ED622B0000-0x000001ED62B37000-memory.dmp

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memory/6092-565-0x000001ED622B0000-0x000001ED62B37000-memory.dmp

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memory/6092-530-0x00007FFB21CC0000-0x00007FFB221DE000-memory.dmp

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memory/6092-529-0x00007FFB447F0000-0x00007FFB447F2000-memory.dmp

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