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
150s - max time network
153s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-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 Seelen.UI_2.6.3_x64-setup.exe
- Size 38.7MB
- Sample260503-wze3qaft21
- SHA256 9e6f65f68438d06f9e8d783aca85cf3fadbd4186b3c9857a6271d2c599c2970d
- MD5 8900c706da199497866f3a7ae37554f3
- SHA1 ec1a1a11c103583272f911545706162ce4c6c4e2
- SHA512 68a3ab7d3d17f7073ac28f4fd7fd86d7e125349c66840dd19d0d410faa871d22c4964573ed6132ffda9081aa0a79e45d4aacb9cf9f84d35a58dbbc2e5777b273
- SSDEEP 786432:+RrRnY5x5Pxiyms7OZg1RVXFfvIfCPaY12PWZku3jYIttZyzky:+R9YZxDzWg1XVIf0aY12PeVjYOYt
- TLSH T1569733BB0C37E603D6294179A242257A063CFCFA2CC4F3DF305CB195B974A6CBA155A9
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Loads dropped DLL 4 IoCs
pid Process 3076 Seelen.UI_2.6.3_x64-setup.exe 3076 Seelen.UI_2.6.3_x64-setup.exe 3076 Seelen.UI_2.6.3_x64-setup.exe 3076 Seelen.UI_2.6.3_x64-setup.exe - Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- 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 Seelen.UI_2.6.3_x64-setup.exe
Processes
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\Users\Admin\AppData\Local\Temp\nsb915.tmp\LangDLL.dll
- Size 5KB
- SHA256 4cf25411f28f639f72156c24b0f66ea42f5aee5973f6c137d901da6ae42d5b7e
- MD5 4b8a750993567ac9a350ba9768fabfa0
- SHA1 7ee7a8c313b292d62561b085c9d490c0f8065624
- SHA512 c2a06e352815a2f5340e8244cf2c5a4a5cd7e7848ea67e454ab207262cb33130008491e83d053c778bea97720f7387de737bf15355db3cd5477b94f3571107bb
- SSDEEP 48:S46+/TTKYKxbWsptIp5tCZ0iVEAWyMEv9v/ft2O2B8mkGofjLl:zxuPbO5tCZBVEAWyMEFv2CmqL
- TLSH T171C1A370B3D248B9D591413778AB33D36612AE746784500FDB6311AA3820AE7AD3EBC2
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\nsb915.tmp\StartMenu.dll
- Size 7KB
- SHA256 fe330320459637d8dd2b5d84d07925c38ec264152ffd3b1760a4d44d76536caa
- MD5 b9b71990b37e04a56cadbcbfa694f30f
- SHA1 3b7627deb793446d6b12b7b94266cc592982a5c2
- SHA512 b4aa947aba471ce0ba37ab859391f6a157887c882c920a3081d482f63a83317ae75b428ebae226f835798517abb676114ee42bf13bd4c4291cebbb5e9658f2e5
- SSDEEP 96:VIt3J2Gl0eVe0+Cfo0UkXt6+o69UiGdPh5/utta/x3lkCTcaqHCI:ShE+A0+sF6piUFkA1lncviI
- TLSH T1FFF1C776F3D20673F9AB427428632F231B2AF521576581A7890316CE7A61DE3FD34B11
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\nsb915.tmp\System.dll
- Size 12KB
- SHA256 8b4c47c4cf5e76ec57dd5a050d5acd832a0d532ee875d7b44f6cdaf68f90d37c
- MD5 9b38a1b07a0ebc5c7e59e63346ecc2db
- SHA1 97332a2ffcf12a3e3f27e7c05213b5d7faa13735
- SHA512 26e77f8e10f6d8693c92bd036b53a3f6e0c523090ef8dfe479815f556ecd2b57fc90ce9f7cceebe70460d464decb27ad1fe240819fd56997764e96506b6a439c
- SSDEEP 192:kjHcQ0qWTlt7wi5Aj/lM0sEWD/wtYbBjpNQybC7y+XZ40QPi:U/Qlt7wiij/lMRv/9V4b4r
- TLSH T1E8427C1297B089F2F151093419667F2A6FBEAC5D17F405A3CFE304C63D212CB9839243
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\nsb915.tmp\nsDialogs.dll
- Size 9KB
- SHA256 b1350f487692057c8ffde75dcc55287a52a3272240d4d4912f24464b27551fc0
- MD5 8f0e7415f33843431df308bb8e06af81
- SHA1 1314272e6ad3be1985d4a1607b890a34b0bde8b5
- SHA512 5450b2070c40b257c28ba9a472d762f91b78928d1e8d4d88e0576992065a61fb9a6513006e6b5947c415c9e02ae80a90a85b58da7e016a424331c8cd596ed684
- SSDEEP 96:obEv02zUu56FcS817eTaXx85qHFcUcxSgB5PKtAtoniJninnt3DVEB3YHNqkzfFc:obEvCu5e81785qHFcU0PuAw0uytIFc
- TLSH T19D12F892E2A454B3C5D6523B36AA2F2DCBBD5329B0927C01C7738E4D39395766E38343
- MD5 SHA1 SHA512 SSDEEP TLSH