Overview
overview
10Static
static
3processlas...64.exe
windows10-2004-x64
$PLUGINSDIR/INetC.dll
windows10-2004-x64
3$PLUGINSDI...LL.dll
windows10-2004-x64
3$PLUGINSDI...em.dll
windows10-2004-x64
3CPUEater.exe
windows10-2004-x64
1Insights.exe
windows10-2004-x64
1InstallHelper.exe
windows10-2004-x64
1LogViewer.exe
windows10-2004-x64
1ProcessGovernor.exe
windows10-2004-x64
1ProcessLasso.exe
windows10-2004-x64
9ProcessLas...er.exe
windows10-2004-x64
5QuickUpgrade.exe
windows10-2004-x64
6ThreadRacer.exe
windows10-2004-x64
1TweakScheduler.exe
windows10-2004-x64
1bitsumsess...nt.exe
windows10-2004-x64
1pl-update.cmd
windows10-2004-x64
1pl.cmd
windows10-2004-x64
7plActivate.exe
windows10-2004-x64
1pl_rsrc_bulgarian.dll
windows10-2004-x64
1pl_rsrc_chinese.dll
windows10-2004-x64
1pl_rsrc_ch...al.dll
windows10-2004-x64
1pl_rsrc_english.dll
windows10-2004-x64
1pl_rsrc_finnish.dll
windows10-2004-x64
1pl_rsrc_french.dll
windows10-2004-x64
10pl_rsrc_german.dll
windows10-2004-x64
1pl_rsrc_italian.dll
windows10-2004-x64
1pl_rsrc_japanese.dll
windows10-2004-x64
1pl_rsrc_korean.dll
windows10-2004-x64
1pl_rsrc_polish.dll
windows10-2004-x64
1pl_rsrc_ptbr.dll
windows10-2004-x64
1pl_rsrc_russian.dll
windows10-2004-x64
1pl_rsrc_slovenian.dll
windows10-2004-x64
1Analysis
-
max time kernel
1372s -
max time network
1160s -
platform
windows10-2004_x64 -
resource
win10v2004-20240704-en -
resource tags
arch:x64arch:x86image:win10v2004-20240704-enlocale:en-usos:windows10-2004-x64system -
submitted
06-07-2024 19:00
Static task
static1
Behavioral task
behavioral1
Sample
processlassosetup64.exe
Resource
win10v2004-20240704-en
Behavioral task
behavioral2
Sample
$PLUGINSDIR/INetC.dll
Resource
win10v2004-20240704-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/LangDLL.dll
Resource
win10v2004-20240704-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20240704-en
Behavioral task
behavioral5
Sample
CPUEater.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral6
Sample
Insights.exe
Resource
win10v2004-20240704-en
Behavioral task
behavioral7
Sample
InstallHelper.exe
Resource
win10v2004-20240704-en
Behavioral task
behavioral8
Sample
LogViewer.exe
Resource
win10v2004-20240704-en
Behavioral task
behavioral9
Sample
ProcessGovernor.exe
Resource
win10v2004-20240704-en
Behavioral task
behavioral10
Sample
ProcessLasso.exe
Resource
win10v2004-20240704-en
Behavioral task
behavioral11
Sample
ProcessLassoLauncher.exe
Resource
win10v2004-20240704-en
Behavioral task
behavioral12
Sample
QuickUpgrade.exe
Resource
win10v2004-20240704-en
Behavioral task
behavioral13
Sample
ThreadRacer.exe
Resource
win10v2004-20240704-en
Behavioral task
behavioral14
Sample
TweakScheduler.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral15
Sample
bitsumsessionagent.exe
Resource
win10v2004-20240704-en
Behavioral task
behavioral16
Sample
pl-update.cmd
Resource
win10v2004-20240704-en
Behavioral task
behavioral17
Sample
pl.cmd
Resource
win10v2004-20240704-en
Behavioral task
behavioral18
Sample
plActivate.exe
Resource
win10v2004-20240704-en
Behavioral task
behavioral19
Sample
pl_rsrc_bulgarian.dll
Resource
win10v2004-20240704-en
Behavioral task
behavioral20
Sample
pl_rsrc_chinese.dll
Resource
win10v2004-20240704-en
Behavioral task
behavioral21
Sample
pl_rsrc_chinese_traditional.dll
Resource
win10v2004-20240704-en
Behavioral task
behavioral22
Sample
pl_rsrc_english.dll
Resource
win10v2004-20240704-en
Behavioral task
behavioral23
Sample
pl_rsrc_finnish.dll
Resource
win10v2004-20240704-en
Behavioral task
behavioral24
Sample
pl_rsrc_french.dll
Resource
win10v2004-20240704-en
Behavioral task
behavioral25
Sample
pl_rsrc_german.dll
Resource
win10v2004-20240704-en
Behavioral task
behavioral26
Sample
pl_rsrc_italian.dll
Resource
win10v2004-20240704-en
Behavioral task
behavioral27
Sample
pl_rsrc_japanese.dll
Resource
win10v2004-20240704-en
Behavioral task
behavioral28
Sample
pl_rsrc_korean.dll
Resource
win10v2004-20240704-en
Behavioral task
behavioral29
Sample
pl_rsrc_polish.dll
Resource
win10v2004-20240704-en
Behavioral task
behavioral30
Sample
pl_rsrc_ptbr.dll
Resource
win10v2004-20240704-en
Behavioral task
behavioral31
Sample
pl_rsrc_russian.dll
Resource
win10v2004-20240704-en
Behavioral task
behavioral32
Sample
pl_rsrc_slovenian.dll
Resource
win10v2004-20240704-en
General
-
Target
pl-update.cmd
-
Size
40B
-
MD5
cd60ccd708d428df44ca1d454ad0d68e
-
SHA1
83e3fb9ef19c7d3faabc0b391f96803652fda425
-
SHA256
ab965ed0402b4c474fe6c988afee9957c5494c687745114fc80d1fb70fb071bb
-
SHA512
b400530473683de0f7cba3f206b38ba1a0a4d3156a06168c3db0391eb33be1cb6fa65e736c746067aac394d538fc35de8764c30978734bcf4e84392b3294c10c
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 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 1100 ProcessLasso.exe Token: SeDebugPrivilege 1100 ProcessLasso.exe Token: SeChangeNotifyPrivilege 1100 ProcessLasso.exe Token: SeIncBasePriorityPrivilege 1100 ProcessLasso.exe Token: SeIncreaseQuotaPrivilege 1100 ProcessLasso.exe Token: SeCreateGlobalPrivilege 1100 ProcessLasso.exe Token: SeProfSingleProcessPrivilege 1100 ProcessLasso.exe Token: SeBackupPrivilege 1100 ProcessLasso.exe Token: SeRestorePrivilege 1100 ProcessLasso.exe -
Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 3556 wrote to memory of 1100 3556 cmd.exe 84 PID 3556 wrote to memory of 1100 3556 cmd.exe 84
Processes
-
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\pl-update.cmd"1⤵
- Suspicious use of WriteProcessMemory
PID:3556 -
C:\Users\Admin\AppData\Local\Temp\ProcessLasso.exeprocesslasso.exe /updatecheck2⤵
- Checks processor information in registry
- Suspicious use of AdjustPrivilegeToken
PID:1100
-