Overview
overview
8Static
static
3Seelen.UI_...up.exe
windows10-2004-x64
7Seelen.UI_...up.exe
windows11-21h2-x64
7$PLUGINSDI...LL.dll
windows10-2004-x64
3$PLUGINSDI...LL.dll
windows11-21h2-x64
3$PLUGINSDI...dl.dll
windows10-2004-x64
3$PLUGINSDI...dl.dll
windows11-21h2-x64
3$PLUGINSDI...nu.dll
windows10-2004-x64
3$PLUGINSDI...nu.dll
windows11-21h2-x64
3$PLUGINSDI...em.dll
windows10-2004-x64
3$PLUGINSDI...em.dll
windows11-21h2-x64
3$PLUGINSDI...gs.dll
windows10-2004-x64
3$PLUGINSDI...gs.dll
windows11-21h2-x64
3$PLUGINSDI...ec.dll
windows10-2004-x64
3$PLUGINSDI...ec.dll
windows11-21h2-x64
3$PLUGINSDI...ls.dll
windows10-2004-x64
3$PLUGINSDI...ls.dll
windows11-21h2-x64
3seelen-ui.exe
windows10-2004-x64
8seelen-ui.exe
windows11-21h2-x64
8slu-service.exe
windows10-2004-x64
8slu-service.exe
windows11-21h2-x64
8sluhk.dll
windows10-2004-x64
1sluhk.dll
windows11-21h2-x64
1static/ico...op.svg
windows10-2004-x64
3static/ico...op.svg
windows11-21h2-x64
4static/ico...er.svg
windows10-2004-x64
3static/ico...er.svg
windows11-21h2-x64
4static/icons/icon.svg
windows10-2004-x64
3static/icons/icon.svg
windows11-21h2-x64
4static/ico...v2.svg
windows10-2004-x64
3static/ico...v2.svg
windows11-21h2-x64
4static/ico...rp.svg
windows10-2004-x64
3static/ico...rp.svg
windows11-21h2-x64
4Analysis
- max time kernel
149s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20260130-en - resource tags
arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
03/05/2026, 18:21
Static task
static1
Behavioral task
behavioral1
Sample
Seelen.UI_2.6.3_x64-setup.exe
Resource
win10v2004-20260130-en
Behavioral task
behavioral2
Sample
Seelen.UI_2.6.3_x64-setup.exe
Resource
win11-20260130-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/LangDLL.dll
Resource
win10v2004-20260130-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/LangDLL.dll
Resource
win11-20260130-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/NSISdl.dll
Resource
win10v2004-20260130-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/NSISdl.dll
Resource
win11-20260130-en
Behavioral task
behavioral7
Sample
$PLUGINSDIR/StartMenu.dll
Resource
win10v2004-20260130-en
Behavioral task
behavioral8
Sample
$PLUGINSDIR/StartMenu.dll
Resource
win11-20260130-en
Behavioral task
behavioral9
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20260130-en
Behavioral task
behavioral10
Sample
$PLUGINSDIR/System.dll
Resource
win11-20260130-en
Behavioral task
behavioral11
Sample
$PLUGINSDIR/nsDialogs.dll
Resource
win10v2004-20260130-en
Behavioral task
behavioral12
Sample
$PLUGINSDIR/nsDialogs.dll
Resource
win11-20260130-en
Behavioral task
behavioral13
Sample
$PLUGINSDIR/nsExec.dll
Resource
win10v2004-20260130-en
Behavioral task
behavioral14
Sample
$PLUGINSDIR/nsExec.dll
Resource
win11-20260130-en
Behavioral task
behavioral15
Sample
$PLUGINSDIR/nsis_tauri_utils.dll
Resource
win10v2004-20260130-en
Behavioral task
behavioral16
Sample
$PLUGINSDIR/nsis_tauri_utils.dll
Resource
win11-20260130-en
Behavioral task
behavioral17
Sample
seelen-ui.exe
Resource
win10v2004-20260130-en
Behavioral task
behavioral18
Sample
seelen-ui.exe
Resource
win11-20260130-en
Behavioral task
behavioral19
Sample
slu-service.exe
Resource
win10v2004-20260130-en
Behavioral task
behavioral20
Sample
slu-service.exe
Resource
win11-20260130-en
Behavioral task
behavioral21
Sample
sluhk.dll
Resource
win10v2004-20260130-en
Behavioral task
behavioral22
Sample
sluhk.dll
Resource
win11-20260130-en
Behavioral task
behavioral23
Sample
static/icons/desktop.svg
Resource
win10v2004-20260130-en
Behavioral task
behavioral24
Sample
static/icons/desktop.svg
Resource
win11-20260130-en
Behavioral task
behavioral25
Sample
static/icons/folder.svg
Resource
win10v2004-20260130-en
Behavioral task
behavioral26
Sample
static/icons/folder.svg
Resource
win11-20260130-en
Behavioral task
behavioral27
Sample
static/icons/icon.svg
Resource
win10v2004-20260130-en
Behavioral task
behavioral28
Sample
static/icons/icon.svg
Resource
win11-20260130-en
Behavioral task
behavioral29
Sample
static/icons/icon_v2.svg
Resource
win10v2004-20260130-en
Behavioral task
behavioral30
Sample
static/icons/icon_v2.svg
Resource
win11-20260130-en
Behavioral task
behavioral31
Sample
static/icons/metal_corp.svg
Resource
win10v2004-20260130-en
General
- Target static/icons/desktop.svg
- Size 8KB
- Sample260503-wze3qaft21
- SHA256 440ff37da985021de8c1fb161b01504b27ed7133ddae1614a2eaab1aa86ccdac
- MD5 cd7e663cddfb4ed6f0f87fe410724bb7
- SHA1 cba85410310ed406d33edda3d7752848cb937c57
- SHA512 0d902d31e19bf12aed5f0725b1e09325435736e486db6d5d81f0cb110d42ce35655fdd245d300363392a324115d0e471305110fc9192200750571dc6f42729e0
- SSDEEP 192:6o0Fjqyr+inwiI7PdP5a3fMDAXCIfExT3HTay7cOBR1cP953TeuLnYPnKr:6rFn+KI7LdfruLnYPnKr
- TLSH T18C124280A2B788E1E72F801F67C1365E4C37315F6F8A195AB4ADE90D5F1E40189DAFC6
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- System Location Discovery: System Language Discovery 1 TTPs 1 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 IEXPLORE.EXE -
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-721190819-434563495-2007910846-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "4255148576" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-721190819-434563495-2007910846-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-721190819-434563495-2007910846-1000\SOFTWARE\Microsoft\Internet Explorer\IESettingSync\SlowSettingTypesChanged = "2" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-721190819-434563495-2007910846-1000\Software\Microsoft\Internet Explorer\VersionManager IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-721190819-434563495-2007910846-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Key created \REGISTRY\USER\S-1-5-21-721190819-434563495-2007910846-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Key created \REGISTRY\USER\S-1-5-21-721190819-434563495-2007910846-1000\Software\Microsoft\Internet Explorer\IESettingSync IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-721190819-434563495-2007910846-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3961866874" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-721190819-434563495-2007910846-1000\Software\Microsoft\Internet Explorer\VersionManager iexplore.exe Key created \REGISTRY\USER\S-1-5-21-721190819-434563495-2007910846-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-721190819-434563495-2007910846-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "484597544" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-721190819-434563495-2007910846-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-721190819-434563495-2007910846-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-721190819-434563495-2007910846-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Key created \REGISTRY\USER\S-1-5-21-721190819-434563495-2007910846-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-721190819-434563495-2007910846-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-721190819-434563495-2007910846-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = b0f2544e32dbdc01 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-721190819-434563495-2007910846-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Key created \REGISTRY\USER\S-1-5-21-721190819-434563495-2007910846-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-721190819-434563495-2007910846-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31251241" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-721190819-434563495-2007910846-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-721190819-434563495-2007910846-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb010000006adf6e3e94c59f4380e00deb352b57fe000000000200000000001066000000010000200000000dacba74ccef620d7695001f357b80380c89e16900e7ac8f1a12d6018556814f000000000e8000000002000020000000083019cebd8d015ef6badec3481969ec78e28e523f32bbbb122a9cf174a675cd200000005fbbb86ef1fa16521528bacf118f5248bfb3fc9dfb1626a58c68089cdc65be2840000000c3d47b56f96a198906bceebdedb9de44fc4be0d32c3323701c5f68e403f9f20d040c76705501270fbcce5544d4462083ac70144ea6221d06539dde1fa09296be iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-721190819-434563495-2007910846-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 90d9604e32dbdc01 iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-721190819-434563495-2007910846-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{172316CD-471D-11F1-A918-C2E0C0D0508F} = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-721190819-434563495-2007910846-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31251241" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-721190819-434563495-2007910846-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-721190819-434563495-2007910846-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-721190819-434563495-2007910846-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb010000006adf6e3e94c59f4380e00deb352b57fe000000000200000000001066000000010000200000009c3aa7e697b19a949d85eab8346c26b1b43f9a7084fdfd815cfb7e0f1764a447000000000e80000000020000200000001c8a83b8a7bdcd6bffecec1eb61ec7acca1b734582fc3347d50a7e0ce08a30f020000000ee39408bae36ee9773c267978402b00b5d87fe6a3a8e31016dd3a1b0fb697ecc400000008643bd1baa9c8bfa09c1423d2c3376f3f6799ceb3447df36d05f3756190e381f17d39c7e12fd91c95794537dfd42e1caf48970c086143ba0a5e4382efde22422 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-721190819-434563495-2007910846-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-721190819-434563495-2007910846-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-721190819-434563495-2007910846-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing iexplore.exe Key created \REGISTRY\USER\S-1-5-21-721190819-434563495-2007910846-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-721190819-434563495-2007910846-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-721190819-434563495-2007910846-1000\Software\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Key created \REGISTRY\USER\S-1-5-21-721190819-434563495-2007910846-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE - Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 4596 iexplore.exe - Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 4596 iexplore.exe 4596 iexplore.exe 4320 IEXPLORE.EXE 4320 IEXPLORE.EXE 4320 IEXPLORE.EXE 4320 IEXPLORE.EXE - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 4596 wrote to memory of 4320 4596 iexplore.exe 82
Processes
-
C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\AppData\Local\Temp\static\icons\desktop.svg1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4596 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4596 CREDAT:17410 /prefetch:22⤵
- System Location Discovery: System Language Discovery
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:4320
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\E2C6CBAF0AF08CF203BA74BF0D0AB6D5_430EA0912164D1B129D6E1DC07C63959
- Size 471B
- SHA256 4fc7d6a70b8034623f1433974b50efc650cbf0ad9938739d4c8af80a9bfc1b54
- MD5 dcce63fac54612df5cf8e60ae149b9bb
- SHA1 7832b7022c8cf17a85827c3768b8410be6448e21
- SHA512 06a4e05a70440212477bb7b52f7942630f7ffb666ed3ecae93fec0272ddf4f7ca4857d0d02b95f7d44d05ce31b6de5bcd09b843368cda459bc90b2bb39a3c6a3
- TLSH T10FF0DC7B606EF2A8BE80A8EE69D097715C2290730D892100737860E11628229E6CD93F
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\E2C6CBAF0AF08CF203BA74BF0D0AB6D5_430EA0912164D1B129D6E1DC07C63959
- Size 416B
- SHA256 07d9b75904a5c58a3ccedac59e42300e3c91bc17b22cb53289db01c698a90fc7
- MD5 d20d0c6b02902543eeaf100445139c0c
- SHA1 b6bee66a6b6dfe0a00f9876ae07bd023a805045f
- SHA512 19e107a42a4d0529ef424574535f0ab09e7ef1b2f23a8553ea3634c36c3df1426923ddc867254175132914e2a3547e27c2ad0175759f8c49c8fd1e93871f624b
- TLSH T118E0C03811F6415FE2F4E43547CA7825859EF0230439E2B825C49F04B702A40AC13E25
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\C1U8OYWU\suggestions[1].en-US
- Size 17KB
- SHA256 c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad
- MD5 5a34cb996293fde2cb7a4ac89587393a
- SHA1 3c96c993500690d1a77873cd62bc639b3a10653f
- SHA512 e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee
- SSDEEP 384:K4gN8sGygaEKfWYSJUKbO7UckxtBjCdY7mO3D0C5l+piEieDSV126ry1/XSGKwG3:K4gNFXiKfWfJ1Kockxbd7mAt5Mp5ie2F
- TLSH T13A823E4E61D88F57EA47B6B2D9084EA702E0C8794716DB93D62CFE63CDE33B25D02161
- MD5 SHA1 SHA512 SSDEEP TLSH