Overview
overview
7Static
static
3MicroSIP-3.22.12.exe
windows10-2004-x64
7MicroSIP-3.22.12.exe
windows11-ltsc_2024-x64
7$PLUGINSDI...LL.dll
windows10-2004-x64
3$PLUGINSDI...LL.dll
windows11-ltsc_2024-x64
3$PLUGINSDI...nu.dll
windows10-2004-x64
3$PLUGINSDI...nu.dll
windows11-ltsc_2024-x64
3$PLUGINSDI...em.dll
windows10-2004-x64
3$PLUGINSDI...em.dll
windows11-ltsc_2024-x64
3$PLUGINSDI...gs.dll
windows10-2004-x64
3$PLUGINSDI...gs.dll
windows11-ltsc_2024-x64
3MicroSIP.exe
windows10-2004-x64
7MicroSIP.exe
windows11-ltsc_2024-x64
4MicroSIP.url
windows10-2004-x64
4MicroSIP.url
windows11-ltsc_2024-x64
4SDL2.dll
windows10-2004-x64
3SDL2.dll
windows11-ltsc_2024-x64
3Uninstall.exe
windows10-2004-x64
7Uninstall.exe
windows11-ltsc_2024-x64
7avcodec-60.dll
windows10-2004-x64
3avcodec-60.dll
windows11-ltsc_2024-x64
3avformat-60.dll
windows10-2004-x64
3avformat-60.dll
windows11-ltsc_2024-x64
3avutil-58.dll
windows10-2004-x64
3avutil-58.dll
windows11-ltsc_2024-x64
3lame_enc.dll
windows10-2004-x64
3lame_enc.dll
windows11-ltsc_2024-x64
3swscale-7.dll
windows10-2004-x64
3swscale-7.dll
windows11-ltsc_2024-x64
3Analysis
- max time kernel
149s - max time network
147s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
05/08/2026, 01:06
Static task
static1
Behavioral task
behavioral1
Sample
MicroSIP-3.22.12.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral2
Sample
MicroSIP-3.22.12.exe
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/LangDLL.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/LangDLL.dll
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/StartMenu.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/StartMenu.dll
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral7
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral8
Sample
$PLUGINSDIR/System.dll
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral9
Sample
$PLUGINSDIR/nsDialogs.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral10
Sample
$PLUGINSDIR/nsDialogs.dll
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral11
Sample
MicroSIP.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral12
Sample
MicroSIP.exe
Resource
win11ltsc2024-20260710-en
Behavioral task
behavioral13
Sample
MicroSIP.url
Resource
win10v2004-20260513-en
Behavioral task
behavioral14
Sample
MicroSIP.url
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral15
Sample
SDL2.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral16
Sample
SDL2.dll
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral17
Sample
Uninstall.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral18
Sample
Uninstall.exe
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral19
Sample
avcodec-60.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral20
Sample
avcodec-60.dll
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral21
Sample
avformat-60.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral22
Sample
avformat-60.dll
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral23
Sample
avutil-58.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral24
Sample
avutil-58.dll
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral25
Sample
lame_enc.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral26
Sample
lame_enc.dll
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral27
Sample
swscale-7.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral28
Sample
swscale-7.dll
Resource
win11ltsc2024-20260709-en
General
- Target $PLUGINSDIR/LangDLL.dll
- Size 5KB
- Sample260805-bf7neabd52
- SHA256 131aa0df90c08dce2eecee46cce8759e9afff04bf15b7b0002c2a53ae5e92c36
- MD5 549ee11198143574f4d9953198a09fe8
- SHA1 2e89ba5f30e1c1c4ce517f28ec1505294bb6c4c1
- SHA512 0fb4cea4fd320381fe50c52d1c198261f0347d6dcee857917169fcc3e2083ed4933beff708e81d816787195cca050f3f5f9c5ac9cc7f781831b028ef5714bec8
- SSDEEP 48:S46+/sTKYKxbWsptIp5tCZ0iVEAWyMEv9v/ft2O2B8mWofjLl:z+uPbO5tCZBVEAWyMEFv2Cm9L
- TLSH T1D5C1A370B3D248B9C591413778AB33D36612AE747784504FDB6311AA3820AE7AD3EBC2
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Program crash 1 IoCs
pid pid_target Process procid_target 1596 1012 WerFault.exe 84 - 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 4600 wrote to memory of 1012 4600 rundll32.exe 84
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\LangDLL.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:4600 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\LangDLL.dll,#12⤵
- System Location Discovery: System Language Discovery
PID:1012 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1012 -s 6003⤵
- Program crash
PID:1596
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1012 -ip 10121⤵PID:4440