Overview
overview
10Static
static
3b9091ef41d...20.exe
windows7-x64
10b9091ef41d...20.exe
windows10-2004-x64
7$PLUGINSDI...LL.dll
windows7-x64
3$PLUGINSDI...LL.dll
windows10-2004-x64
3$PLUGINSDI...em.dll
windows7-x64
3$PLUGINSDI...em.dll
windows10-2004-x64
3$PLUGINSDI...gs.dll
windows7-x64
3$PLUGINSDI...gs.dll
windows10-2004-x64
3Uninstall_...r .exe
windows7-x64
7Uninstall_...r .exe
windows10-2004-x64
7$PLUGINSDI...LL.dll
windows7-x64
3$PLUGINSDI...LL.dll
windows10-2004-x64
3$PLUGINSDI...em.dll
windows7-x64
3$PLUGINSDI...em.dll
windows10-2004-x64
3$PLUGINSDI...gs.dll
windows7-x64
3$PLUGINSDI...gs.dll
windows10-2004-x64
3Analysis
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max time kernel
176s -
max time network
190s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
07-03-2024 15:12
Static task
static1
Behavioral task
behavioral1
Sample
b9091ef41de734fdbd7c7df7b2a5ea20.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
b9091ef41de734fdbd7c7df7b2a5ea20.exe
Resource
win10v2004-20240226-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/LangDLL.dll
Resource
win7-20240221-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/LangDLL.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/System.dll
Resource
win7-20240215-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral7
Sample
$PLUGINSDIR/nsDialogs.dll
Resource
win7-20240221-en
Behavioral task
behavioral8
Sample
$PLUGINSDIR/nsDialogs.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral9
Sample
Uninstall_FoldingBrowser .exe
Resource
win7-20240221-en
Behavioral task
behavioral10
Sample
Uninstall_FoldingBrowser .exe
Resource
win10v2004-20240226-en
Behavioral task
behavioral11
Sample
$PLUGINSDIR/LangDLL.dll
Resource
win7-20240221-en
Behavioral task
behavioral12
Sample
$PLUGINSDIR/LangDLL.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral13
Sample
$PLUGINSDIR/System.dll
Resource
win7-20240221-en
Behavioral task
behavioral14
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral15
Sample
$PLUGINSDIR/nsDialogs.dll
Resource
win7-20240220-en
Behavioral task
behavioral16
Sample
$PLUGINSDIR/nsDialogs.dll
Resource
win10v2004-20240226-en
General
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Target
b9091ef41de734fdbd7c7df7b2a5ea20.exe
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Size
316KB
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MD5
b9091ef41de734fdbd7c7df7b2a5ea20
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SHA1
4d313c6379933dfcfc79cab04a7c83899862b0d7
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SHA256
3ad3e9feca98bd1c94415f0319340c3c9416541f4592f7373aeeab289a03c7ac
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SHA512
f3aa29e6d4f77d36d1d6a0da1d88e69e69af9bed81a63b85869b1d2582a3e5ff121b9ac8a8b33e2d3f329569fcc3c5370b23da3bdca5636db91c9b6a98813733
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SSDEEP
6144:E1onIw+yeYJGW5jt6IAqQXkZ52XZFF64v9VXbBkl/TEJf5:soIwZ5HQ083FPlVX6p+f5
Malware Config
Signatures
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Modifies firewall policy service 2 TTPs 4 IoCs
Processes:
explorer.exedescription ioc process Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile explorer.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0" explorer.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\PublicProfile explorer.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\PublicProfile\EnableFirewall = "0" explorer.exe -
Sets file execution options in registry 2 TTPs 4 IoCs
Processes:
explorer.exeb9091ef41de734fdbd7c7df7b2a5ea20.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\rstrui.exe explorer.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\rstrui.exe\Debugger = "vcikpsuw.exe" explorer.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\73c31eo51y79.exe b9091ef41de734fdbd7c7df7b2a5ea20.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\73c31eo51y79.exe\DisableExceptionChainValidation b9091ef41de734fdbd7c7df7b2a5ea20.exe -
Checks BIOS information in registry 2 TTPs 1 IoCs
BIOS information is often read in order to detect sandboxing environments.
Processes:
explorer.exedescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion explorer.exe -
Loads dropped DLL 1 IoCs
Processes:
b9091ef41de734fdbd7c7df7b2a5ea20.exepid process 2456 b9091ef41de734fdbd7c7df7b2a5ea20.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
explorer.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-2461186416-2307104501-1787948496-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\Google Updater 2.0 = "C:\\ProgramData\\Google Updater 2.0\\73c31eo51y79.exe" explorer.exe Set value (str) \REGISTRY\USER\S-1-5-21-2461186416-2307104501-1787948496-1000\Software\Microsoft\Windows\CurrentVersion\Run\Google Updater 2.0 = "\"C:\\ProgramData\\Google Updater 2.0\\73c31eo51y79.exe\"" explorer.exe -
Processes:
b9091ef41de734fdbd7c7df7b2a5ea20.exedescription ioc process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA b9091ef41de734fdbd7c7df7b2a5ea20.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 9 IoCs
Processes:
b9091ef41de734fdbd7c7df7b2a5ea20.exeexplorer.exepid process 584 b9091ef41de734fdbd7c7df7b2a5ea20.exe 2744 explorer.exe 2744 explorer.exe 2744 explorer.exe 2744 explorer.exe 2744 explorer.exe 2744 explorer.exe 2744 explorer.exe 2744 explorer.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
b9091ef41de734fdbd7c7df7b2a5ea20.exedescription pid process target process PID 2456 set thread context of 584 2456 b9091ef41de734fdbd7c7df7b2a5ea20.exe b9091ef41de734fdbd7c7df7b2a5ea20.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Checks processor information in registry 2 TTPs 4 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
b9091ef41de734fdbd7c7df7b2a5ea20.exeexplorer.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 b9091ef41de734fdbd7c7df7b2a5ea20.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString b9091ef41de734fdbd7c7df7b2a5ea20.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 explorer.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString explorer.exe -
Enumerates system info in registry 2 TTPs 2 IoCs
Processes:
explorer.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS explorer.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer explorer.exe -
Modifies Internet Explorer Protected Mode 1 TTPs 4 IoCs
Processes:
explorer.exedescription ioc process Set value (int) \REGISTRY\USER\S-1-5-21-2461186416-2307104501-1787948496-1000\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\1\2500 = "3" explorer.exe Set value (int) \REGISTRY\USER\S-1-5-21-2461186416-2307104501-1787948496-1000\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\2\2500 = "3" explorer.exe Set value (int) \REGISTRY\USER\S-1-5-21-2461186416-2307104501-1787948496-1000\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\3\2500 = "3" explorer.exe Set value (int) \REGISTRY\USER\S-1-5-21-2461186416-2307104501-1787948496-1000\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\4\2500 = "3" explorer.exe -
Modifies Internet Explorer Protected Mode Banner 1 TTPs 1 IoCs
Processes:
explorer.exedescription ioc process Set value (int) \REGISTRY\USER\S-1-5-21-2461186416-2307104501-1787948496-1000\Software\Microsoft\Internet Explorer\Main\NoProtectedModeBanner = "1" explorer.exe -
Processes:
explorer.exedescription ioc process Key created \REGISTRY\USER\S-1-5-21-2461186416-2307104501-1787948496-1000\Software\Microsoft\Internet Explorer\Main explorer.exe -
Suspicious behavior: EnumeratesProcesses 11 IoCs
Processes:
explorer.exepid process 2744 explorer.exe 2744 explorer.exe 2744 explorer.exe 2744 explorer.exe 2744 explorer.exe 2744 explorer.exe 2744 explorer.exe 2744 explorer.exe 2744 explorer.exe 2744 explorer.exe 2744 explorer.exe -
Suspicious behavior: MapViewOfSection 5 IoCs
Processes:
b9091ef41de734fdbd7c7df7b2a5ea20.exeb9091ef41de734fdbd7c7df7b2a5ea20.exeexplorer.exepid process 2456 b9091ef41de734fdbd7c7df7b2a5ea20.exe 584 b9091ef41de734fdbd7c7df7b2a5ea20.exe 584 b9091ef41de734fdbd7c7df7b2a5ea20.exe 2744 explorer.exe 2744 explorer.exe -
Suspicious behavior: RenamesItself 1 IoCs
Processes:
b9091ef41de734fdbd7c7df7b2a5ea20.exepid process 584 b9091ef41de734fdbd7c7df7b2a5ea20.exe -
Suspicious use of AdjustPrivilegeToken 28 IoCs
Processes:
b9091ef41de734fdbd7c7df7b2a5ea20.exeexplorer.exedescription pid process Token: SeDebugPrivilege 584 b9091ef41de734fdbd7c7df7b2a5ea20.exe Token: SeRestorePrivilege 584 b9091ef41de734fdbd7c7df7b2a5ea20.exe Token: SeBackupPrivilege 584 b9091ef41de734fdbd7c7df7b2a5ea20.exe Token: SeLoadDriverPrivilege 584 b9091ef41de734fdbd7c7df7b2a5ea20.exe Token: SeCreatePagefilePrivilege 584 b9091ef41de734fdbd7c7df7b2a5ea20.exe Token: SeShutdownPrivilege 584 b9091ef41de734fdbd7c7df7b2a5ea20.exe Token: SeTakeOwnershipPrivilege 584 b9091ef41de734fdbd7c7df7b2a5ea20.exe Token: SeChangeNotifyPrivilege 584 b9091ef41de734fdbd7c7df7b2a5ea20.exe Token: SeCreateTokenPrivilege 584 b9091ef41de734fdbd7c7df7b2a5ea20.exe Token: SeMachineAccountPrivilege 584 b9091ef41de734fdbd7c7df7b2a5ea20.exe Token: SeSecurityPrivilege 584 b9091ef41de734fdbd7c7df7b2a5ea20.exe Token: SeAssignPrimaryTokenPrivilege 584 b9091ef41de734fdbd7c7df7b2a5ea20.exe Token: SeCreateGlobalPrivilege 584 b9091ef41de734fdbd7c7df7b2a5ea20.exe Token: 33 584 b9091ef41de734fdbd7c7df7b2a5ea20.exe Token: SeDebugPrivilege 2744 explorer.exe Token: SeRestorePrivilege 2744 explorer.exe Token: SeBackupPrivilege 2744 explorer.exe Token: SeLoadDriverPrivilege 2744 explorer.exe Token: SeCreatePagefilePrivilege 2744 explorer.exe Token: SeShutdownPrivilege 2744 explorer.exe Token: SeTakeOwnershipPrivilege 2744 explorer.exe Token: SeChangeNotifyPrivilege 2744 explorer.exe Token: SeCreateTokenPrivilege 2744 explorer.exe Token: SeMachineAccountPrivilege 2744 explorer.exe Token: SeSecurityPrivilege 2744 explorer.exe Token: SeAssignPrimaryTokenPrivilege 2744 explorer.exe Token: SeCreateGlobalPrivilege 2744 explorer.exe Token: 33 2744 explorer.exe -
Suspicious use of WriteProcessMemory 27 IoCs
Processes:
b9091ef41de734fdbd7c7df7b2a5ea20.exeb9091ef41de734fdbd7c7df7b2a5ea20.exeexplorer.exedescription pid process target process PID 2456 wrote to memory of 584 2456 b9091ef41de734fdbd7c7df7b2a5ea20.exe b9091ef41de734fdbd7c7df7b2a5ea20.exe PID 2456 wrote to memory of 584 2456 b9091ef41de734fdbd7c7df7b2a5ea20.exe b9091ef41de734fdbd7c7df7b2a5ea20.exe PID 2456 wrote to memory of 584 2456 b9091ef41de734fdbd7c7df7b2a5ea20.exe b9091ef41de734fdbd7c7df7b2a5ea20.exe PID 2456 wrote to memory of 584 2456 b9091ef41de734fdbd7c7df7b2a5ea20.exe b9091ef41de734fdbd7c7df7b2a5ea20.exe PID 2456 wrote to memory of 584 2456 b9091ef41de734fdbd7c7df7b2a5ea20.exe b9091ef41de734fdbd7c7df7b2a5ea20.exe PID 2456 wrote to memory of 584 2456 b9091ef41de734fdbd7c7df7b2a5ea20.exe b9091ef41de734fdbd7c7df7b2a5ea20.exe PID 2456 wrote to memory of 584 2456 b9091ef41de734fdbd7c7df7b2a5ea20.exe b9091ef41de734fdbd7c7df7b2a5ea20.exe PID 2456 wrote to memory of 584 2456 b9091ef41de734fdbd7c7df7b2a5ea20.exe b9091ef41de734fdbd7c7df7b2a5ea20.exe PID 584 wrote to memory of 2744 584 b9091ef41de734fdbd7c7df7b2a5ea20.exe explorer.exe PID 584 wrote to memory of 2744 584 b9091ef41de734fdbd7c7df7b2a5ea20.exe explorer.exe PID 584 wrote to memory of 2744 584 b9091ef41de734fdbd7c7df7b2a5ea20.exe explorer.exe PID 584 wrote to memory of 2744 584 b9091ef41de734fdbd7c7df7b2a5ea20.exe explorer.exe PID 584 wrote to memory of 2744 584 b9091ef41de734fdbd7c7df7b2a5ea20.exe explorer.exe PID 584 wrote to memory of 2744 584 b9091ef41de734fdbd7c7df7b2a5ea20.exe explorer.exe PID 584 wrote to memory of 2744 584 b9091ef41de734fdbd7c7df7b2a5ea20.exe explorer.exe PID 2744 wrote to memory of 1164 2744 explorer.exe Dwm.exe PID 2744 wrote to memory of 1164 2744 explorer.exe Dwm.exe PID 2744 wrote to memory of 1164 2744 explorer.exe Dwm.exe PID 2744 wrote to memory of 1164 2744 explorer.exe Dwm.exe PID 2744 wrote to memory of 1164 2744 explorer.exe Dwm.exe PID 2744 wrote to memory of 1164 2744 explorer.exe Dwm.exe PID 2744 wrote to memory of 1192 2744 explorer.exe Explorer.EXE PID 2744 wrote to memory of 1192 2744 explorer.exe Explorer.EXE PID 2744 wrote to memory of 1192 2744 explorer.exe Explorer.EXE PID 2744 wrote to memory of 1192 2744 explorer.exe Explorer.EXE PID 2744 wrote to memory of 1192 2744 explorer.exe Explorer.EXE PID 2744 wrote to memory of 1192 2744 explorer.exe Explorer.EXE
Processes
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C:\Windows\system32\Dwm.exe"C:\Windows\system32\Dwm.exe"1⤵PID:1164
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵PID:1192
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C:\Users\Admin\AppData\Local\Temp\b9091ef41de734fdbd7c7df7b2a5ea20.exe"C:\Users\Admin\AppData\Local\Temp\b9091ef41de734fdbd7c7df7b2a5ea20.exe"2⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:2456 -
C:\Users\Admin\AppData\Local\Temp\b9091ef41de734fdbd7c7df7b2a5ea20.exe"C:\Users\Admin\AppData\Local\Temp\b9091ef41de734fdbd7c7df7b2a5ea20.exe"3⤵
- Sets file execution options in registry
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Checks processor information in registry
- Suspicious behavior: MapViewOfSection
- Suspicious behavior: RenamesItself
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:584 -
C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe4⤵
- Modifies firewall policy service
- Sets file execution options in registry
- Checks BIOS information in registry
- Adds Run key to start application
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Checks processor information in registry
- Enumerates system info in registry
- Modifies Internet Explorer Protected Mode
- Modifies Internet Explorer Protected Mode Banner
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2744
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Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
2Create or Modify System Process
1Windows Service
1Replay Monitor
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Downloads
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Filesize
11KB
MD53f176d1ee13b0d7d6bd92e1c7a0b9bae
SHA1fe582246792774c2c9dd15639ffa0aca90d6fd0b
SHA256fa4ab1d6f79fd677433a31ada7806373a789d34328da46ccb0449bbf347bd73e
SHA5120a69124819b7568d0dea4e9e85ce8fe61c7ba697c934e3a95e2dcfb9f252b1d9da7faf8774b6e8efd614885507acc94987733eba09a2f5e7098b774dfc8524b6