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Overview
overview
8Static
static
4NART x AYS...ep.exe
windows7-x64
1NART x AYS...ep.exe
windows10-2004-x64
1NART x AYS...at.exe
windows7-x64
8NART x AYS...at.exe
windows10-2004-x64
8NART x AYS...64.exe
windows7-x64
4NART x AYS...64.exe
windows10-2004-x64
4$PLUGINSDIR/INetC.dll
windows7-x64
3$PLUGINSDIR/INetC.dll
windows10-2004-x64
3$PLUGINSDI...LL.dll
windows7-x64
3$PLUGINSDI...LL.dll
windows10-2004-x64
3$PLUGINSDI...em.dll
windows7-x64
3$PLUGINSDI...em.dll
windows10-2004-x64
3CPUEater.exe
windows7-x64
1CPUEater.exe
windows10-2004-x64
1Insights.exe
windows7-x64
1Insights.exe
windows10-2004-x64
1InstallHelper.exe
windows7-x64
1InstallHelper.exe
windows10-2004-x64
1LogViewer.exe
windows7-x64
1LogViewer.exe
windows10-2004-x64
1ProcessGovernor.exe
windows7-x64
1ProcessGovernor.exe
windows10-2004-x64
1ProcessLasso.exe
windows7-x64
1ProcessLasso.exe
windows10-2004-x64
1ProcessLas...er.exe
windows7-x64
3ProcessLas...er.exe
windows10-2004-x64
5QuickUpgrade.exe
windows7-x64
6QuickUpgrade.exe
windows10-2004-x64
6ThreadRacer.exe
windows7-x64
1ThreadRacer.exe
windows10-2004-x64
1TweakScheduler.exe
windows7-x64
1TweakScheduler.exe
windows10-2004-x64
1Analysis
-
max time kernel
94s -
max time network
99s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
06/09/2024, 21:30
Behavioral task
behavioral1
Sample
NART x AYSAFROMNAZARETH PACK/Bitsum Process Lasso Pro/MeasureSleep.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
NART x AYSAFROMNAZARETH PACK/Bitsum Process Lasso Pro/MeasureSleep.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral3
Sample
NART x AYSAFROMNAZARETH PACK/Bitsum Process Lasso Pro/dpclat.exe
Resource
win7-20240903-en
Behavioral task
behavioral4
Sample
NART x AYSAFROMNAZARETH PACK/Bitsum Process Lasso Pro/dpclat.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral5
Sample
NART x AYSAFROMNAZARETH PACK/Bitsum Process Lasso Pro/processlassosetup64.exe
Resource
win7-20240903-en
Behavioral task
behavioral6
Sample
NART x AYSAFROMNAZARETH PACK/Bitsum Process Lasso Pro/processlassosetup64.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral7
Sample
$PLUGINSDIR/INetC.dll
Resource
win7-20240708-en
Behavioral task
behavioral8
Sample
$PLUGINSDIR/INetC.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral9
Sample
$PLUGINSDIR/LangDLL.dll
Resource
win7-20240903-en
Behavioral task
behavioral10
Sample
$PLUGINSDIR/LangDLL.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral11
Sample
$PLUGINSDIR/System.dll
Resource
win7-20240708-en
Behavioral task
behavioral12
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral13
Sample
CPUEater.exe
Resource
win7-20240903-en
Behavioral task
behavioral14
Sample
CPUEater.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral15
Sample
Insights.exe
Resource
win7-20240708-en
Behavioral task
behavioral16
Sample
Insights.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral17
Sample
InstallHelper.exe
Resource
win7-20240903-en
Behavioral task
behavioral18
Sample
InstallHelper.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral19
Sample
LogViewer.exe
Resource
win7-20240704-en
Behavioral task
behavioral20
Sample
LogViewer.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral21
Sample
ProcessGovernor.exe
Resource
win7-20240903-en
Behavioral task
behavioral22
Sample
ProcessGovernor.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral23
Sample
ProcessLasso.exe
Resource
win7-20240903-en
Behavioral task
behavioral24
Sample
ProcessLasso.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral25
Sample
ProcessLassoLauncher.exe
Resource
win7-20240903-en
Behavioral task
behavioral26
Sample
ProcessLassoLauncher.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral27
Sample
QuickUpgrade.exe
Resource
win7-20240903-en
Behavioral task
behavioral28
Sample
QuickUpgrade.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral29
Sample
ThreadRacer.exe
Resource
win7-20240903-en
Behavioral task
behavioral30
Sample
ThreadRacer.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral31
Sample
TweakScheduler.exe
Resource
win7-20240903-en
Behavioral task
behavioral32
Sample
TweakScheduler.exe
Resource
win10v2004-20240802-en
General
-
Target
ProcessLassoLauncher.exe
-
Size
397KB
-
MD5
0271f3b6fcb68f9d2d02957feecbab39
-
SHA1
c1bee1c29b2058a4c98c8057370c4beb93372233
-
SHA256
046e04a71622e7cd87e6c34259c48dc36f173f864c3986cd9059709a7d746b41
-
SHA512
040b423649a7356b2664132dc791d5e63dcba4ed72d2423237714544a435e523cc9b33c0c9e3bdd6c7fcdf8149560f48441102748b85e302b4a7d56545dfb80f
-
SSDEEP
3072:q1hBjA8ZOHWQ97VpEwYNY/SooDlArk7HoZ7WK7T1YP:OhhA8IHW2VWnAr7WGa
Malware Config
Signatures
-
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\Control Panel\International\Geo\Nation ProcessLassoLauncher.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
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 ProcessLasso.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString ProcessLasso.exe -
Suspicious use of AdjustPrivilegeToken 9 IoCs
description pid Process Token: SeAssignPrimaryTokenPrivilege 2188 ProcessLasso.exe Token: SeDebugPrivilege 2188 ProcessLasso.exe Token: SeChangeNotifyPrivilege 2188 ProcessLasso.exe Token: SeIncBasePriorityPrivilege 2188 ProcessLasso.exe Token: SeIncreaseQuotaPrivilege 2188 ProcessLasso.exe Token: SeCreateGlobalPrivilege 2188 ProcessLasso.exe Token: SeProfSingleProcessPrivilege 2188 ProcessLasso.exe Token: SeBackupPrivilege 2188 ProcessLasso.exe Token: SeRestorePrivilege 2188 ProcessLasso.exe -
Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 220 wrote to memory of 2188 220 ProcessLassoLauncher.exe 84 PID 220 wrote to memory of 2188 220 ProcessLassoLauncher.exe 84
Processes
-
C:\Users\Admin\AppData\Local\Temp\ProcessLassoLauncher.exe"C:\Users\Admin\AppData\Local\Temp\ProcessLassoLauncher.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:220 -
C:\Users\Admin\AppData\Local\Temp\ProcessLasso.exe"C:\Users\Admin\AppData\Local\Temp\ProcessLasso.exe" "C:\Users\Admin\AppData\Local\Temp\ProcessLassoLauncher.exe"2⤵
- Checks processor information in registry
- Suspicious use of AdjustPrivilegeToken
PID:2188
-