Analysis
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max time kernel
149s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
18-08-2024 19:02
Static task
static1
Behavioral task
behavioral1
Sample
19b793c3e17f044cb2efbb81c023eaa62e203201b0df8544d491bdd53144dc07.exe
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
19b793c3e17f044cb2efbb81c023eaa62e203201b0df8544d491bdd53144dc07.exe
Resource
win10v2004-20240802-en
General
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Target
19b793c3e17f044cb2efbb81c023eaa62e203201b0df8544d491bdd53144dc07.exe
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Size
225KB
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MD5
72c5ac4edb065d813e9e3fa19dd9469c
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SHA1
dcfb6dfbb2e93f2be8bd1c5f8edf83b210468e43
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SHA256
19b793c3e17f044cb2efbb81c023eaa62e203201b0df8544d491bdd53144dc07
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SHA512
7600e762703d7e917c38d622a34bbd77e814466636ecb4935ab024ea3ac56f4a8b733a17c97eedc49a2a8f495a5661fd25448208bc9bc39726d90f654d8dddd4
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SSDEEP
6144:pA2P27yTAnKGw0hjFhSR/W11yAJ9v0pMtRCpYM:pATuTAnKGwUAW3ycQqgf
Malware Config
Signatures
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 2 IoCs
Processes:
WerFault.exeWerFault.exepid pid_target process target process 3580 2176 WerFault.exe winver.exe 2024 2676 WerFault.exe 19b793c3e17f044cb2efbb81c023eaa62e203201b0df8544d491bdd53144dc07.exe -
System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
Processes:
19b793c3e17f044cb2efbb81c023eaa62e203201b0df8544d491bdd53144dc07.exewinver.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 19b793c3e17f044cb2efbb81c023eaa62e203201b0df8544d491bdd53144dc07.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language winver.exe -
Modifies data under HKEY_USERS 1 IoCs
Processes:
svchost.exedescription ioc process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@%SystemRoot%\system32\hnetcfgclient.dll,-201 = "HNetCfg Client" svchost.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
Processes:
Explorer.EXEdescription pid process Token: SeShutdownPrivilege 3448 Explorer.EXE Token: SeCreatePagefilePrivilege 3448 Explorer.EXE Token: SeShutdownPrivilege 3448 Explorer.EXE Token: SeCreatePagefilePrivilege 3448 Explorer.EXE -
Suspicious use of FindShellTrayWindow 2 IoCs
Processes:
winver.exe19b793c3e17f044cb2efbb81c023eaa62e203201b0df8544d491bdd53144dc07.exepid process 2176 winver.exe 2676 19b793c3e17f044cb2efbb81c023eaa62e203201b0df8544d491bdd53144dc07.exe -
Suspicious use of UnmapMainImage 1 IoCs
Processes:
Explorer.EXEpid process 3448 Explorer.EXE -
Suspicious use of WriteProcessMemory 6 IoCs
Processes:
19b793c3e17f044cb2efbb81c023eaa62e203201b0df8544d491bdd53144dc07.exewinver.exedescription pid process target process PID 2676 wrote to memory of 2176 2676 19b793c3e17f044cb2efbb81c023eaa62e203201b0df8544d491bdd53144dc07.exe winver.exe PID 2676 wrote to memory of 2176 2676 19b793c3e17f044cb2efbb81c023eaa62e203201b0df8544d491bdd53144dc07.exe winver.exe PID 2676 wrote to memory of 2176 2676 19b793c3e17f044cb2efbb81c023eaa62e203201b0df8544d491bdd53144dc07.exe winver.exe PID 2676 wrote to memory of 2176 2676 19b793c3e17f044cb2efbb81c023eaa62e203201b0df8544d491bdd53144dc07.exe winver.exe PID 2176 wrote to memory of 3448 2176 winver.exe Explorer.EXE PID 2676 wrote to memory of 3448 2676 19b793c3e17f044cb2efbb81c023eaa62e203201b0df8544d491bdd53144dc07.exe Explorer.EXE
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
PID:3448 -
C:\Users\Admin\AppData\Local\Temp\19b793c3e17f044cb2efbb81c023eaa62e203201b0df8544d491bdd53144dc07.exe"C:\Users\Admin\AppData\Local\Temp\19b793c3e17f044cb2efbb81c023eaa62e203201b0df8544d491bdd53144dc07.exe"2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:2676 -
C:\Windows\SysWOW64\winver.exewinver3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:2176 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2176 -s 3004⤵
- Program crash
PID:3580 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2676 -s 7803⤵
- Program crash
PID:2024
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s Netman1⤵
- Modifies data under HKEY_USERS
PID:4736
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 368 -p 2176 -ip 21761⤵PID:3880
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2676 -ip 26761⤵PID:3700