Analysis
- max time kernel
150s - max time network
114s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
24/08/2026, 10:50
Behavioral task
behavioral1
Sample
WinaeroTweaker-1.65.0.0-setup.exe
Resource
win10v2004-20260513-en
21 signatures
150 seconds
Behavioral task
behavioral2
Sample
WinaeroTweaker-1.65.0.0-setup.exe
Resource
win11ltsc2024-20260709-en
9 signatures
150 seconds
General
- Target WinaeroTweaker-1.65.0.0-setup.exe
- Size 5.8MB
- Sample260824-mxmkcada75
- SHA256 4af7d37322fb7167c26043bae23d34877733e4bd478a863b92d317e840f87377
- MD5 9b82dfbe5299124b7160f64c873b2276
- SHA1 10efd67ddb8bd7251b5d2de98e9f49856ae869b3
- SHA512 f951fe4f84dedc3bed2f599b958c4d54593769cc0f23c65f4ad32ed0e583a81856575b5ebe9084cd07cb5d537769d55257ecc1c837dc568b6b3cd8de5bb68e0a
- SSDEEP 98304:nkLsgf1khtw6FtQYtkRUYZ9yDQEfe4VkfFgNcR3+PX6gvDCBnQX5FHin1KToof:cdf1k7w6FtQxqUyDQ1Ukfmc1+PXnDyna
- TLSH T12156123FB2A8663EC4AF0B35457397609A7B7A61B81A8C1E47F4090CCF664701E3F665
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4924 WinaeroTweaker-1.65.0.0-setup.tmp - Loads dropped DLL 1 IoCs
pid Process 4924 WinaeroTweaker-1.65.0.0-setup.tmp - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- 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.
pid Process 5436 cmd.exe 3436 cmd.exe - System Location Discovery: System Language Discovery 1 TTPs 6 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language taskkill.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language taskkill.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language WinaeroTweaker-1.65.0.0-setup.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language WinaeroTweaker-1.65.0.0-setup.tmp - Inno Setup is an open-source installation builder for Windows applications. 2 IoCs
Inno Setup installer
resource yara_rule behavioral2/memory/6096-1-0x0000000000400000-0x00000000004D8000-memory.dmp innosetup behavioral2/memory/6096-11-0x0000000000400000-0x00000000004D8000-memory.dmp innosetup - Kills process with taskkill 2 IoCs
pid Process 3660 taskkill.exe 4224 taskkill.exe - Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 4224 taskkill.exe Token: SeDebugPrivilege 3660 taskkill.exe - Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 6096 wrote to memory of 4924 6096 WinaeroTweaker-1.65.0.0-setup.exe 89 PID 4924 wrote to memory of 3436 4924 WinaeroTweaker-1.65.0.0-setup.tmp 90 PID 4924 wrote to memory of 5436 4924 WinaeroTweaker-1.65.0.0-setup.tmp 92 PID 3436 wrote to memory of 3660 3436 cmd.exe 94 PID 5436 wrote to memory of 4224 5436 cmd.exe 95
Processes
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C:\Users\Admin\AppData\Local\Temp\WinaeroTweaker-1.65.0.0-setup.exe"C:\Users\Admin\AppData\Local\Temp\WinaeroTweaker-1.65.0.0-setup.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:6096 -
C:\Users\Admin\AppData\Local\Temp\is-881CL.tmp\WinaeroTweaker-1.65.0.0-setup.tmp"C:\Users\Admin\AppData\Local\Temp\is-881CL.tmp\WinaeroTweaker-1.65.0.0-setup.tmp" /SL5="$40180,5221241,832000,C:\Users\Admin\AppData\Local\Temp\WinaeroTweaker-1.65.0.0-setup.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4924 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c taskkill /im winaerotweaker.exe /f3⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3436 -
C:\Windows\SysWOW64\taskkill.exetaskkill /im winaerotweaker.exe /f4⤵
- System Location Discovery: System Language Discovery
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:3660
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c taskkill /im winaerotweakerhelper.exe /f3⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5436 -
C:\Windows\SysWOW64\taskkill.exetaskkill /im winaerotweakerhelper.exe /f4⤵
- System Location Discovery: System Language Discovery
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:4224
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Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\is-0O68S.tmp\_isetup\_iscrypt.dll
- Size 2KB
- SHA256 2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
- MD5 a69559718ab506675e907fe49deb71e9
- SHA1 bc8f404ffdb1960b50c12ff9413c893b56f2e36f
- SHA512 e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63
- TLSH T11051CE835239A462C41A37B426E7E509B35B467643CE4FE33590230EF8876F80C35D90
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\Temp\is-881CL.tmp\WinaeroTweaker-1.65.0.0-setup.tmp
- Size 3.0MB
- SHA256 eb73d7e0c7078f08d81de230612b73d4479553f42d2e2d4d8f9aa1361393cfae
- MD5 7fb08388bb8d8db6fc2ec84f1a6fdaf6
- SHA1 b950f525584bd02e4ed556ea132a28059b1ec282
- SHA512 536b98665a4be949e03c9c5f9b0cc410785af5f59885fb057c99aa5e1627fc9e126c9ed804dcff284e2f87c3dadd497fe5c22c7a75ea04b3e1c78888cc7fceda
- SSDEEP 49152:Wdx4HDQNJL0VR6SgMt+k4RiP+RmXMjiINiMq95FoHVHNTQTEjb333pp3:3HDYsqiPRhINnq95FoHVBb333X
- TLSH T1F5E55B17F389723ED06B1A364A3386909837B6617916CCA797FC384C8F3D5942A3E746
- MD5 SHA1 SHA512 SSDEEP TLSH