Overview
overview
6Static
static
3processlas...64.exe
windows10-2004-x64
4processlas...64.exe
windows11-ltsc_2024-x64
6$PLUGINSDIR/INetC.dll
windows10-2004-x64
3$PLUGINSDIR/INetC.dll
windows11-ltsc_2024-x64
3$PLUGINSDI...LL.dll
windows10-2004-x64
3$PLUGINSDI...LL.dll
windows11-ltsc_2024-x64
3$PLUGINSDI...em.dll
windows10-2004-x64
3$PLUGINSDI...em.dll
windows11-ltsc_2024-x64
3CPUEater.exe
windows10-2004-x64
1CPUEater.exe
windows11-ltsc_2024-x64
1Insights.exe
windows10-2004-x64
1Insights.exe
windows11-ltsc_2024-x64
1InstallHelper.exe
windows10-2004-x64
1InstallHelper.exe
windows11-ltsc_2024-x64
1LogViewer.exe
windows10-2004-x64
1LogViewer.exe
windows11-ltsc_2024-x64
1ProcessGovernor.exe
windows10-2004-x64
1ProcessGovernor.exe
windows11-ltsc_2024-x64
1ProcessLasso.exe
windows10-2004-x64
1ProcessLasso.exe
windows11-ltsc_2024-x64
1ProcessLas...er.exe
windows10-2004-x64
5ProcessLas...er.exe
windows11-ltsc_2024-x64
6QuickUpgrade.exe
windows10-2004-x64
4QuickUpgrade.exe
windows11-ltsc_2024-x64
6ThreadRacer.exe
windows10-2004-x64
1ThreadRacer.exe
windows11-ltsc_2024-x64
6TweakScheduler.exe
windows10-2004-x64
1TweakScheduler.exe
windows11-ltsc_2024-x64
1bitsumsess...nt.exe
windows10-2004-x64
1bitsumsess...nt.exe
windows11-ltsc_2024-x64
1pl-update.cmd
windows10-2004-x64
1pl-update.cmd
windows11-ltsc_2024-x64
1Analysis
- max time kernel
150s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
04/07/2026, 16:26
Static task
static1
Behavioral task
behavioral1
Sample
processlassosetup64.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral2
Sample
processlassosetup64.exe
Resource
win11ltsc2024-20260629-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/INetC.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/INetC.dll
Resource
win11ltsc2024-20260629-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/LangDLL.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/LangDLL.dll
Resource
win11ltsc2024-20260629-en
Behavioral task
behavioral7
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral8
Sample
$PLUGINSDIR/System.dll
Resource
win11ltsc2024-20260629-en
Behavioral task
behavioral9
Sample
CPUEater.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral10
Sample
CPUEater.exe
Resource
win11ltsc2024-20260629-en
Behavioral task
behavioral11
Sample
Insights.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral12
Sample
Insights.exe
Resource
win11ltsc2024-20260629-en
Behavioral task
behavioral13
Sample
InstallHelper.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral14
Sample
InstallHelper.exe
Resource
win11ltsc2024-20260629-en
Behavioral task
behavioral15
Sample
LogViewer.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral16
Sample
LogViewer.exe
Resource
win11ltsc2024-20260629-en
Behavioral task
behavioral17
Sample
ProcessGovernor.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral18
Sample
ProcessGovernor.exe
Resource
win11ltsc2024-20260629-en
Behavioral task
behavioral19
Sample
ProcessLasso.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral20
Sample
ProcessLasso.exe
Resource
win11ltsc2024-20260629-en
Behavioral task
behavioral21
Sample
ProcessLassoLauncher.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral22
Sample
ProcessLassoLauncher.exe
Resource
win11ltsc2024-20260629-en
Behavioral task
behavioral23
Sample
QuickUpgrade.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral24
Sample
QuickUpgrade.exe
Resource
win11ltsc2024-20260629-en
Behavioral task
behavioral25
Sample
ThreadRacer.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral26
Sample
ThreadRacer.exe
Resource
win11ltsc2024-20260629-en
Behavioral task
behavioral27
Sample
TweakScheduler.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral28
Sample
TweakScheduler.exe
Resource
win11ltsc2024-20260629-en
Behavioral task
behavioral29
Sample
bitsumsessionagent.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral30
Sample
bitsumsessionagent.exe
Resource
win11ltsc2024-20260630-en
Behavioral task
behavioral31
Sample
pl-update.cmd
Resource
win10v2004-20260513-en
Behavioral task
behavioral32
Sample
pl-update.cmd
Resource
win11ltsc2024-20260629-en
General
- Target InstallHelper.exe
- Size 858KB
- Sample260704-txrbvsdw9k
- SHA256 2383b58537b3677232e2801e05ccb9ee80c1200dedc3181a2a49546bba073b7a
- MD5 be5f8502649520c3a0f6e54e2d174519
- SHA1 fcf3e8bb8e17aab40b31bc77a32dc6a2406dd821
- SHA512 e4b2a2da148b80c20763dd43009bd57ad50dcb1410e99092a9d699c896e76ee7fa56367a17966b9b5d0811f01f4ded1eed5743894c8fe4aa88edd1e6305dd528
- SSDEEP 24576:LtTz2I/AmMI0bl4YrmDj8kUuZbPqxmLE:LtX2I/AmMI05rmvU1w
- TLSH T1FC15B2D056B649ACD076CD3C8A82CC9AB9EB7D0C463D7ABB0274345C1F3EB994674E21
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 InstallHelper.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString InstallHelper.exe - Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 4828 InstallHelper.exe 4828 InstallHelper.exe 4828 InstallHelper.exe 4828 InstallHelper.exe - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 4784 bitsumsessionagent.exe - Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeAssignPrimaryTokenPrivilege 4828 InstallHelper.exe Token: SeDebugPrivilege 4828 InstallHelper.exe Token: SeChangeNotifyPrivilege 4828 InstallHelper.exe Token: SeIncBasePriorityPrivilege 4828 InstallHelper.exe Token: SeIncreaseQuotaPrivilege 4828 InstallHelper.exe Token: SeProfSingleProcessPrivilege 4828 InstallHelper.exe - Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
-
C:\Users\Admin\AppData\Local\Temp\InstallHelper.exe"C:\Users\Admin\AppData\Local\Temp\InstallHelper.exe"1⤵
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4828
-
C:\Users\Admin\AppData\Local\Temp\bitsumsessionagent.exeC:\Users\Admin\AppData\Local\Temp\bitsumsessionagent.exe ----------------------------------------------------------------1⤵
- Suspicious behavior: GetForegroundWindowSpam
PID:4784
-
C:\Users\Admin\AppData\Local\Temp\bitsumsessionagent.exe"C:\Users\Admin\AppData\Local\Temp\bitsumsessionagent.exe"1⤵PID:3316