Overview
overview
7Static
static
3legacylaun....0.exe
windows11-21h2-x64
7$PLUGINSDI...ls.dll
windows11-21h2-x64
3$PLUGINSDI...em.dll
windows11-21h2-x64
3$PLUGINSDIR/UAC.dll
windows11-21h2-x64
3$PLUGINSDI...ll.dll
windows11-21h2-x64
3LICENSES.c...m.html
windows11-21h2-x64
4LegacyLauncher.exe
windows11-21h2-x64
7d3dcompiler_47.dll
windows11-21h2-x64
1dxcompiler.dll
windows11-21h2-x64
1dxil.dll
windows11-21h2-x64
1ffmpeg.dll
windows11-21h2-x64
1libEGL.dll
windows11-21h2-x64
1libGLESv2.dll
windows11-21h2-x64
1resources/elevate.exe
windows11-21h2-x64
3vk_swiftshader.dll
windows11-21h2-x64
1vulkan-1.dll
windows11-21h2-x64
1$PLUGINSDI...gs.dll
windows11-21h2-x64
3$PLUGINSDI...ec.dll
windows11-21h2-x64
3$PLUGINSDI...7z.dll
windows11-21h2-x64
3$R0/Uninst...er.exe
windows11-21h2-x64
7$PLUGINSDI...ls.dll
windows11-21h2-x64
3$PLUGINSDI...em.dll
windows11-21h2-x64
3$PLUGINSDIR/UAC.dll
windows11-21h2-x64
3$PLUGINSDI...ll.dll
windows11-21h2-x64
3$PLUGINSDI...gs.dll
windows11-21h2-x64
3$PLUGINSDI...ec.dll
windows11-21h2-x64
3Analysis
- max time kernel
300s - max time network
314s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
21/04/2026, 04:36
Static task
static1
Behavioral task
behavioral1
Sample
legacylauncher.setup.3.5.0.exe
Resource
win11-20260130-en
Behavioral task
behavioral2
Sample
$PLUGINSDIR/StdUtils.dll
Resource
win11-20260130-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/System.dll
Resource
win11-20260130-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/UAC.dll
Resource
win11-20260130-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/WinShell.dll
Resource
win11-20260130-en
Behavioral task
behavioral6
Sample
LICENSES.chromium.html
Resource
win11-20260130-en
Behavioral task
behavioral7
Sample
LegacyLauncher.exe
Resource
win11-20260130-en
Behavioral task
behavioral8
Sample
d3dcompiler_47.dll
Resource
win11-20260130-en
Behavioral task
behavioral9
Sample
dxcompiler.dll
Resource
win11-20260130-en
Behavioral task
behavioral10
Sample
dxil.dll
Resource
win11-20260130-en
Behavioral task
behavioral11
Sample
ffmpeg.dll
Resource
win11-20260130-en
Behavioral task
behavioral12
Sample
libEGL.dll
Resource
win11-20260130-en
Behavioral task
behavioral13
Sample
libGLESv2.dll
Resource
win11-20260130-en
Behavioral task
behavioral14
Sample
resources/elevate.exe
Resource
win11-20260130-en
Behavioral task
behavioral15
Sample
vk_swiftshader.dll
Resource
win11-20260130-en
Behavioral task
behavioral16
Sample
vulkan-1.dll
Resource
win11-20260130-en
Behavioral task
behavioral17
Sample
$PLUGINSDIR/nsDialogs.dll
Resource
win11-20260130-en
Behavioral task
behavioral18
Sample
$PLUGINSDIR/nsExec.dll
Resource
win11-20260130-en
Behavioral task
behavioral19
Sample
$PLUGINSDIR/nsis7z.dll
Resource
win11-20260130-en
Behavioral task
behavioral20
Sample
$R0/Uninstall LegacyLauncher.exe
Resource
win11-20260130-en
Behavioral task
behavioral21
Sample
$PLUGINSDIR/StdUtils.dll
Resource
win11-20260130-en
Behavioral task
behavioral22
Sample
$PLUGINSDIR/System.dll
Resource
win11-20260130-en
Behavioral task
behavioral23
Sample
$PLUGINSDIR/UAC.dll
Resource
win11-20260130-en
Behavioral task
behavioral24
Sample
$PLUGINSDIR/WinShell.dll
Resource
win11-20260130-en
Behavioral task
behavioral25
Sample
$PLUGINSDIR/nsDialogs.dll
Resource
win11-20260130-en
Behavioral task
behavioral26
Sample
$PLUGINSDIR/nsExec.dll
Resource
win11-20260130-en
General
- Target LegacyLauncher.exe
- Size 204.0MB
- Sample260421-e8kacshw9m
- SHA256 e61796efd9be3c7312bf54802d11cb2700099f96876b90c486694ac1e7e0cf3b
- MD5 aaafd3362c8f05801832f6811f2ca65f
- SHA1 d3b26159b6491e44ce61fb26f2b4c035e77a98a6
- SHA512 5b3a198f2cc0dadda52b9cfa20d7fe000d2f1ea6b9ac1a8ea8715caa793edf987b6add803645ea4e70cc6d7e1e385a113446cf751ca2c97edcd71721e31221bc
- SSDEEP 1572864:mB4PuKuPCPGv6p3GWhe6RdAzNoJcEcm08jPF9aWbfEA32pKGv8WzXgGDPexfcK1X:uvuNB36/HlMjZ
- TLSH T1F2A88B03E29A41D9C05DD175575A9233FEB1B8094724F3DF2BA447522FA6EE82B3DB20
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Drops file in Windows directory 1 IoCs
description ioc Process File opened for modification C:\Windows\SystemTemp LegacyLauncher.exe - Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 6048 LegacyLauncher.exe 6048 LegacyLauncher.exe - Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeShutdownPrivilege 1028 LegacyLauncher.exe Token: SeCreatePagefilePrivilege 1028 LegacyLauncher.exe Token: SeShutdownPrivilege 1028 LegacyLauncher.exe Token: SeCreatePagefilePrivilege 1028 LegacyLauncher.exe Token: SeShutdownPrivilege 1028 LegacyLauncher.exe Token: SeCreatePagefilePrivilege 1028 LegacyLauncher.exe Token: SeShutdownPrivilege 1028 LegacyLauncher.exe Token: SeCreatePagefilePrivilege 1028 LegacyLauncher.exe Token: SeShutdownPrivilege 1028 LegacyLauncher.exe Token: SeCreatePagefilePrivilege 1028 LegacyLauncher.exe Token: SeShutdownPrivilege 1028 LegacyLauncher.exe Token: SeCreatePagefilePrivilege 1028 LegacyLauncher.exe Token: SeShutdownPrivilege 1028 LegacyLauncher.exe Token: SeCreatePagefilePrivilege 1028 LegacyLauncher.exe Token: SeShutdownPrivilege 1028 LegacyLauncher.exe Token: SeCreatePagefilePrivilege 1028 LegacyLauncher.exe Token: SeShutdownPrivilege 1028 LegacyLauncher.exe Token: SeCreatePagefilePrivilege 1028 LegacyLauncher.exe Token: SeShutdownPrivilege 1028 LegacyLauncher.exe Token: SeCreatePagefilePrivilege 1028 LegacyLauncher.exe Token: SeShutdownPrivilege 1028 LegacyLauncher.exe Token: SeCreatePagefilePrivilege 1028 LegacyLauncher.exe Token: SeShutdownPrivilege 1028 LegacyLauncher.exe Token: SeCreatePagefilePrivilege 1028 LegacyLauncher.exe Token: SeShutdownPrivilege 1028 LegacyLauncher.exe Token: SeCreatePagefilePrivilege 1028 LegacyLauncher.exe Token: SeShutdownPrivilege 1028 LegacyLauncher.exe Token: SeCreatePagefilePrivilege 1028 LegacyLauncher.exe Token: SeShutdownPrivilege 1028 LegacyLauncher.exe Token: SeCreatePagefilePrivilege 1028 LegacyLauncher.exe Token: SeShutdownPrivilege 1028 LegacyLauncher.exe Token: SeCreatePagefilePrivilege 1028 LegacyLauncher.exe Token: SeShutdownPrivilege 1028 LegacyLauncher.exe Token: SeCreatePagefilePrivilege 1028 LegacyLauncher.exe Token: SeShutdownPrivilege 1028 LegacyLauncher.exe Token: SeCreatePagefilePrivilege 1028 LegacyLauncher.exe Token: SeShutdownPrivilege 1028 LegacyLauncher.exe Token: SeCreatePagefilePrivilege 1028 LegacyLauncher.exe Token: SeShutdownPrivilege 1028 LegacyLauncher.exe Token: SeCreatePagefilePrivilege 1028 LegacyLauncher.exe Token: SeShutdownPrivilege 1028 LegacyLauncher.exe Token: SeCreatePagefilePrivilege 1028 LegacyLauncher.exe Token: SeShutdownPrivilege 1028 LegacyLauncher.exe Token: SeCreatePagefilePrivilege 1028 LegacyLauncher.exe Token: SeShutdownPrivilege 1028 LegacyLauncher.exe Token: SeCreatePagefilePrivilege 1028 LegacyLauncher.exe Token: SeShutdownPrivilege 1028 LegacyLauncher.exe Token: SeCreatePagefilePrivilege 1028 LegacyLauncher.exe Token: SeShutdownPrivilege 1028 LegacyLauncher.exe Token: SeCreatePagefilePrivilege 1028 LegacyLauncher.exe Token: SeShutdownPrivilege 1028 LegacyLauncher.exe Token: SeCreatePagefilePrivilege 1028 LegacyLauncher.exe Token: SeShutdownPrivilege 1028 LegacyLauncher.exe Token: SeCreatePagefilePrivilege 1028 LegacyLauncher.exe Token: SeShutdownPrivilege 1028 LegacyLauncher.exe Token: SeCreatePagefilePrivilege 1028 LegacyLauncher.exe Token: SeShutdownPrivilege 1028 LegacyLauncher.exe Token: SeCreatePagefilePrivilege 1028 LegacyLauncher.exe Token: SeShutdownPrivilege 1028 LegacyLauncher.exe Token: SeCreatePagefilePrivilege 1028 LegacyLauncher.exe Token: SeShutdownPrivilege 1028 LegacyLauncher.exe Token: SeCreatePagefilePrivilege 1028 LegacyLauncher.exe Token: SeShutdownPrivilege 1028 LegacyLauncher.exe Token: SeCreatePagefilePrivilege 1028 LegacyLauncher.exe - Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 1028 wrote to memory of 4892 1028 LegacyLauncher.exe 78 PID 1028 wrote to memory of 4892 1028 LegacyLauncher.exe 78 PID 1028 wrote to memory of 5084 1028 LegacyLauncher.exe 79 PID 1028 wrote to memory of 3148 1028 LegacyLauncher.exe 80 PID 1028 wrote to memory of 6048 1028 LegacyLauncher.exe 81
Processes
-
C:\Users\Admin\AppData\Local\Temp\LegacyLauncher.exe"C:\Users\Admin\AppData\Local\Temp\LegacyLauncher.exe"1⤵
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1028 -
C:\Users\Admin\AppData\Local\Temp\LegacyLauncher.exe"C:\Users\Admin\AppData\Local\Temp\LegacyLauncher.exe" --type=gpu-process --user-data-dir="C:\Users\Admin\AppData\Roaming\legacylauncher" --gpu-preferences=SAAAAAAAAADgAAAEAAAAAAAAAAAAAGAAAQAAAAAAAAAAAAAAAAAAAAIAAAAAAAAAAAAAAAAAAAAQAAAAAAAAABAAAAAAAAAACAAAAAAAAAAIAAAAAAAAAA== --field-trial-handle=1660,i,1398465283674754114,18302936601464760426,262144 --enable-features=EnableTransparentHwndEnlargement,PdfUseShowSaveFilePicker --disable-features=LocalNetworkAccessChecks,NetworkServiceSandbox,ScreenAIOCREnabled,SpareRendererForSitePerProcess,TraceSiteInstanceGetProcessCreation --variations-seed-version --trace-process-track-uuid=3190708988185955192 --mojo-platform-channel-handle=1656 /prefetch:22⤵PID:4892
-
-
C:\Users\Admin\AppData\Local\Temp\LegacyLauncher.exe"C:\Users\Admin\AppData\Local\Temp\LegacyLauncher.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --user-data-dir="C:\Users\Admin\AppData\Roaming\legacylauncher" --field-trial-handle=1660,i,1398465283674754114,18302936601464760426,262144 --enable-features=EnableTransparentHwndEnlargement,PdfUseShowSaveFilePicker --disable-features=LocalNetworkAccessChecks,NetworkServiceSandbox,ScreenAIOCREnabled,SpareRendererForSitePerProcess,TraceSiteInstanceGetProcessCreation --variations-seed-version --trace-process-track-uuid=3190708989122997041 --mojo-platform-channel-handle=2264 /prefetch:112⤵PID:5084
-
-
C:\Users\Admin\AppData\Local\Temp\LegacyLauncher.exe"C:\Users\Admin\AppData\Local\Temp\LegacyLauncher.exe" --type=renderer --user-data-dir="C:\Users\Admin\AppData\Roaming\legacylauncher" --app-path="C:\Users\Admin\AppData\Local\Temp\resources\app.asar" --no-sandbox --no-zygote --video-capture-use-gpu-memory-buffer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=4 --field-trial-handle=1660,i,1398465283674754114,18302936601464760426,262144 --enable-features=EnableTransparentHwndEnlargement,PdfUseShowSaveFilePicker --disable-features=LocalNetworkAccessChecks,NetworkServiceSandbox,ScreenAIOCREnabled,SpareRendererForSitePerProcess,TraceSiteInstanceGetProcessCreation --variations-seed-version --trace-process-track-uuid=3190708990060038890 --mojo-platform-channel-handle=2464 /prefetch:12⤵PID:3148
-
-
C:\Users\Admin\AppData\Local\Temp\LegacyLauncher.exe"C:\Users\Admin\AppData\Local\Temp\LegacyLauncher.exe" --type=gpu-process --disable-gpu-sandbox --use-gl=disabled --gpu-vendor-id=5140 --gpu-device-id=140 --gpu-sub-system-id=0 --gpu-revision=0 --gpu-driver-version=10.0.22000.1 --user-data-dir="C:\Users\Admin\AppData\Roaming\legacylauncher" --gpu-preferences=SAAAAAAAAADoAAAEAAAAAAAAAAAAAGAAAQAAAAAAAAAAAAAAAAAAAEIAAAAAAAAAAAAAAAAAAAAQAAAAAAAAABAAAAAAAAAACAAAAAAAAAAIAAAAAAAAAA== --field-trial-handle=1660,i,1398465283674754114,18302936601464760426,262144 --enable-features=EnableTransparentHwndEnlargement,PdfUseShowSaveFilePicker --disable-features=LocalNetworkAccessChecks,NetworkServiceSandbox,ScreenAIOCREnabled,SpareRendererForSitePerProcess,TraceSiteInstanceGetProcessCreation --variations-seed-version --trace-process-track-uuid=3190708990997080739 --mojo-platform-channel-handle=3084 /prefetch:102⤵
- Suspicious behavior: EnumeratesProcesses
PID:6048
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Roaming\Microsoft\Spelling\en-US\default.dic
- Size 2B
- SHA256 b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209
- MD5 f3b25701fe362ec84616a93a45ce9998
- SHA1 d62636d8caec13f04e28442a0a6fa1afeb024bbb
- SHA512 98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Roaming\legacylauncher\GPUCache\data_0
- Size 8KB
- SHA256 d6a5fe39cd672781b256e0e3102f7022635f1d4bb7cfcc90a80fffe4d0f3877e
- MD5 cf89d16bb9107c631daabf0c0ee58efb
- SHA1 3ae5d3a7cf1f94a56e42f9a58d90a0b9616ae74b
- SHA512 8cb5b059c8105eb91e74a7d5952437aaa1ada89763c5843e7b0f1b93d9ebe15ed40f287c652229291fac02d712cf7ff5ececef276ba0d7ddc35558a3ec3f77b0
- SSDEEP 3:MsFl:/F
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Roaming\legacylauncher\GPUCache\data_1
- Size 264KB
- SHA256 b1e963d702392fb7224786e7d56d43973e9b9efd1b89c17814d7c558ffc0cdec
- MD5 f50f89a0a91564d0b8a211f8921aa7de
- SHA1 112403a17dd69d5b9018b8cede023cb3b54eab7d
- SHA512 bf8cda48cf1ec4e73f0dd1d4fa5562af1836120214edb74957430cd3e4a2783e801fa3f4ed2afb375257caeed4abe958265237d6e0aacf35a9ede7a2e8898d58
- SSDEEP 3:MsEllllkEthXllkl2zE:/M/xT02z
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Roaming\legacylauncher\GPUCache\data_2
- Size 8KB
- SHA256 ec1702806f4cc7c42a82fc2b38e89835fde7c64bb32060e0823c9077ca92efb7
- MD5 0962291d6d367570bee5454721c17e11
- SHA1 59d10a893ef321a706a9255176761366115bedcb
- SHA512 f555e961b69e09628eaf9c61f465871e6984cd4d31014f954bb747351dad9cea6d17c1db4bca2c1eb7f187cb5f3c0518748c339c8b43bbd1dbd94aeaa16f58ed
- SSDEEP 3:MsHlDll:/H
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Roaming\legacylauncher\GPUCache\data_3
- Size 8KB
- SHA256 e09f42c398d688dce168570291f1f92d079987deda3099a34adb9e8c0522b30c
- MD5 41876349cb12d6db992f1309f22df3f0
- SHA1 5cf26b3420fc0302cd0a71e8d029739b8765be27
- SHA512 e9a4fc1f7cb6ae2901f8e02354a92c4aaa7a53c640dcf692db42a27a5acc2a3bfb25a0de0eb08ab53983132016e7d43132ea4292e439bb636aafd53fb6ef907e
- SSDEEP 3:MsGl3ll:/y
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Roaming\legacylauncher\Network\Network Persistent State
- Size 552B
- SHA256 0efa440ce6f613cb5afedbcfba4b8c8ecacf3b23d43f390b9861671c1cec4305
- MD5 2a504e968e96c3c0c3b5873aeb237ba2
- SHA1 5a40bb4e7661b67610106b64706abe1e336cc754
- SHA512 e3ebd362dd9759d57d291d0a77eef38f7197c5c10fdb6c013113a97e44240c2e3c5097fcc2862b544bc912e7bf62b2e565ff124916d326134cd981befd73e658
- TLSH T1E9F08BD6DAE806BE4A6203F42B243D63C0FE040D03682D528AE4EB0F47E1479850018F
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Roaming\legacylauncher\Network\Network Persistent State~RFe592acf.TMP
- Size 59B
- SHA256 226eec4486509917aa336afebd6ff65777b75b65f1fb06891d2a857a9421a974
- MD5 2800881c775077e1c4b6e06bf4676de4
- SHA1 2873631068c8b3b9495638c865915be822442c8b
- SHA512 e342407ab65cc68f1b3fd706cd0a37680a0864ffd30a6539730180ede2cdcd732cc97ae0b9ef7db12da5c0f83e429df0840dbf7596aca859a0301665e517377b
- TLSH T164A0026A99622D881B4A83902B18B547807B0445230982FDE43877A8415616D5C2C855
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Roaming\legacylauncher\config.json
- Size 348B
- SHA256 15fa59b07a5c23c233e05962414c0156faf600d1bd1828d6a22606b283176a70
- MD5 34545570609dab13e7e04c8b49052786
- SHA1 084da134a5bbe4b21826f80fb720652c3edc05d0
- SHA512 5f9a3ed7995b3e495dace972ab82c0b0557c12b02752a010599d2240e62caa87083c68554ad23c0c2be38105dcd9ea7714932183c7f24150f9a33f89bc3bf393
- TLSH T1ECE02693677F68BFB804A3054C3E99CF805D4073E08818D3B2CD0958131307400BBD57
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Roaming\legacylauncher\config.json.tmp-67464413553ab223
- Size 405B
- SHA256 20491a1fbf2fd354fb9c76707e3d77dc13e0cb7dcf822a48b4f409d040ccc2a5
- MD5 715e379c572c4fe4d77a05d9f9c20b4b
- SHA1 91b04a91d8dfde902587eef54a1dbee540632ef6
- SHA512 2f5b7f8dbc7ab980da45b85488e851b40da08905b0a5cc13aeb13c9240914fda427477581e1410a4362beca14146dc3e3c869883b9fc65a97250e1cfb14f91b5
- TLSH T106E02293677F28BEBC08A305483E6ACF945E8033E08819D7A28D0918531307940BB98B
- MD5 SHA1 SHA512 TLSH