Analysis
- user interaction
yes - max time kernel
4s - max time network
7s - platform
windows10-ltsc_2021_x64 - resource
win10ltsc2021-20260513-en - resource tags
arch:x64arch:x86image:win10ltsc2021-20260513-enlocale:en-usos:windows10-ltsc_2021-x64systemwindows - submitted
22/06/2026, 16:55
Behavioral task
behavioral1
Sample
LegacyLauncher.exe
Resource
win10v2004-20260513-en
0 signatures
150 seconds
Behavioral task
behavioral2
Sample
LegacyLauncher.exe
Resource
win10ltsc2021-20260513-en
4 signatures
150 seconds
Behavioral task
behavioral3
Sample
LegacyLauncher.exe
Resource
win11-20260513-en
0 signatures
150 seconds
General
- Target LegacyLauncher.exe
- Size 111.9MB
- Sample260622-ve652aev6l
- SHA256 a092da5c6df6c6be4341846f43425006ee0da2ce96953cf98a4b947457824ac4
- MD5 326cd698c88f262d42e83ba62036070b
- SHA1 9ea8a0630dc8570769afe39f5a56af3d17ec520d
- SHA512 bd0dfa8c9e5a3de48157464233481c6edf65e492ff012ab0f32c038da1b89b995c1499685ed4dfd24f9b922de0b1acaef0639617288f4f38b11e2ce960c9b1fc
- SSDEEP 3145728:3m/u43nSu/S7Gnh0yUpPorKfwMd3eqjXLAHq:M3SqSiivwpS3HjXLn
- TLSH T152483337E59B862ED1957AF476B27221843A5D6169128806DBF8FC4CEF30073DC2B19E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 3616 LegacyLauncher.tmp - System Location Discovery: System Language Discovery 1 TTPs 2 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 LegacyLauncher.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language LegacyLauncher.tmp - Inno Setup is an open-source installation builder for Windows applications. 1 IoCs
Inno Setup installer
resource yara_rule behavioral2/memory/5996-1-0x0000000000D70000-0x0000000000EC1000-memory.dmp innosetup - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 5996 wrote to memory of 3616 5996 LegacyLauncher.exe 82
Processes
-
C:\Users\Admin\AppData\Local\Temp\LegacyLauncher.exe"C:\Users\Admin\AppData\Local\Temp\LegacyLauncher.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5996 -
C:\Users\Admin\AppData\Local\Temp\is-OCWARG4U6Z.tmp\LegacyLauncher.tmp"C:\Users\Admin\AppData\Local\Temp\is-OCWARG4U6Z.tmp\LegacyLauncher.tmp" /SL5="$601F4,115006833,1320448,C:\Users\Admin\AppData\Local\Temp\LegacyLauncher.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:3616
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\is-OCWARG4U6Z.tmp\LegacyLauncher.tmp
- Size 4.6MB
- SHA256 7cc60f1f36f6a1ed8218f60764a4c5ee83c76a92e80283da899fe265403c871a
- MD5 83faf40af613b624ebdc5d9bfea93185
- SHA1 f8f2cd7b0e9eaf3d7fe021e13c4e5fa1be1a367d
- SHA512 d77a65fecdf6593fe4ee3718337f69cd60f54b6b7b65623af8eda9a5139b98a6c9b51d456a4f17351c6d9bc287c51695f3591439a63faf47cbe3f4d28601769b
- SSDEEP 98304:cYU5hnuOajWwMPdCpepI3GrwrA+J6333PsQ:8xuHjWfZIzksQ
- TLSH T1EE266C13F288653EE4573ABA483BA290943FBE203915CD0A57F8395C8E35643ED2675F
- MD5 SHA1 SHA512 SSDEEP TLSH