Overview
overview
10Static
static
3Rewind_0.1...up.exe
windows11-21h2-x64
10$PLUGINSDI...dl.dll
windows11-21h2-x64
3$PLUGINSDI...nu.dll
windows11-21h2-x64
3$PLUGINSDI...em.dll
windows11-21h2-x64
3$PLUGINSDI...gs.dll
windows11-21h2-x64
3$PLUGINSDI...ls.dll
windows11-21h2-x64
3Rewind.exe
windows11-21h2-x64
6uninstall.exe
windows11-21h2-x64
7$PLUGINSDI...LL.dll
windows11-21h2-x64
3$PLUGINSDI...em.dll
windows11-21h2-x64
3$PLUGINSDI...ls.dll
windows11-21h2-x64
3Analysis
- geolocation tags
nanew-jerseynorth-americaunited-statesususa - max time kernel
149s - max time network
150s - platform
windows11-21h2_x64 - resource
win11-20260513-en - resource tags
arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
06/07/2026, 10:48
Static task
static1
Behavioral task
behavioral1
Sample
Rewind_0.1.4_x64-setup.exe
Resource
win11-20260513-en
Behavioral task
behavioral2
Sample
$PLUGINSDIR/NSISdl.dll
Resource
win11-20260513-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/StartMenu.dll
Resource
win11-20260513-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/System.dll
Resource
win11-20260513-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/nsDialogs.dll
Resource
win11-20260513-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/nsis_tauri_utils.dll
Resource
win11-20260513-en
Behavioral task
behavioral7
Sample
Rewind.exe
Resource
win11-20260513-en
Behavioral task
behavioral8
Sample
uninstall.exe
Resource
win11-20260513-en
Behavioral task
behavioral9
Sample
$PLUGINSDIR/LangDLL.dll
Resource
win11-20260513-en
Behavioral task
behavioral10
Sample
$PLUGINSDIR/System.dll
Resource
win11-20260513-en
Behavioral task
behavioral11
Sample
$PLUGINSDIR/nsis_tauri_utils.dll
Resource
win11-20260513-en
General
- Target $PLUGINSDIR/NSISdl.dll
- Size 15KB
- Sample260706-mwbrfsh14m
- SHA256 419485a096bc7d95f872ed1b9b7b5c537231183d710363beee4d235bb79dbe04
- MD5 ee68463fed225c5c98d800bdbd205598
- SHA1 306364af624de3028e2078c4d8c234fa497bd723
- SHA512 b14fb74cb76b8f4e80fdd75b44adac3605883e2dcdb06b870811759d82fa2ec732cd63301f20a2168d7ad74510f62572818f90038f5116fe19c899eba68a5107
- SSDEEP 384:7py18oahashajPmIYInUJggBOZgAHhUKijb:7py18oafmeggBOCAHpij
- TLSH T175622D45AA2084F1DBA2167034D73A7A67F18E752A2449C347F35D4EEE16307B33A986
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Program crash 1 IoCs
pid pid_target Process procid_target 4452 2884 WerFault.exe 80 - 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 4076 wrote to memory of 2884 4076 rundll32.exe 80
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\NSISdl.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:4076 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\NSISdl.dll,#12⤵
- System Location Discovery: System Language Discovery
PID:2884 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2884 -s 4923⤵
- Program crash
PID:4452
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2884 -ip 28841⤵PID:4484