Overview
overview
6Static
static
3opencode-d...64.exe
windows10-ltsc_2021-x64
6$PLUGINSDI...dl.dll
windows10-ltsc_2021-x64
3$PLUGINSDI...nu.dll
windows10-ltsc_2021-x64
3$PLUGINSDI...em.dll
windows10-ltsc_2021-x64
3$PLUGINSDI...gs.dll
windows10-ltsc_2021-x64
3$PLUGINSDI...ls.dll
windows10-ltsc_2021-x64
3OpenCode.exe
windows10-ltsc_2021-x64
6opencode-cli.exe
windows10-ltsc_2021-x64
5Analysis
- max time kernel
149s - max time network
155s - platform
windows10-ltsc_2021_x64 - resource
win10ltsc2021-20260130-en - resource tags
arch:x64arch:x86image:win10ltsc2021-20260130-enlocale:en-usos:windows10-ltsc_2021-x64systemwindows - submitted
16/04/2026, 16:49
Static task
static1
Behavioral task
behavioral1
Sample
opencode-desktop-windows-x64.exe
Resource
win10ltsc2021-20260130-en
Behavioral task
behavioral2
Sample
$PLUGINSDIR/NSISdl.dll
Resource
win10ltsc2021-20260126-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/StartMenu.dll
Resource
win10ltsc2021-20260130-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/System.dll
Resource
win10ltsc2021-20260130-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/nsDialogs.dll
Resource
win10ltsc2021-20260126-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/nsis_tauri_utils.dll
Resource
win10ltsc2021-20260130-en
Behavioral task
behavioral7
Sample
OpenCode.exe
Resource
win10ltsc2021-20260130-en
Behavioral task
behavioral8
Sample
opencode-cli.exe
Resource
win10ltsc2021-20260126-en
General
- Target $PLUGINSDIR/nsis_tauri_utils.dll
- Size 48KB
- Sample260416-vb2q5saw2s
- SHA256 d0c1ada1a9b35c37fb1be9a68645258bc5d196d22f2585d6b728248a015abf04
- MD5 6613c194ac9a5456ad7f1e400d7f5adb
- SHA1 de62aad8885702bbceac185147d7400fff55817f
- SHA512 fbffdc1161dcc9e6616fec71451ace2c69f362b4d7c540ed15880180cca68c3d95880a2a2cb0937bd12f147bc9cc17a39d548a8dedd0d478b81e18044f330600
- SSDEEP 1536:vwODZzTrAV5Oevq4DtXHVGstzxtzgS9UfIkhD:vwwy0gqaXHMsxxxHK
- TLSH T119238E89FDC46A67E7CF15711084CAAB6E3FCA061600C95BE2B25ED2C482772AFD511F
- 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 rundll32.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 2380 wrote to memory of 4124 2380 rundll32.exe 83
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsis_tauri_utils.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:2380 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsis_tauri_utils.dll,#12⤵
- System Location Discovery: System Language Discovery
PID:4124
-