Analysis
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max time kernel
147s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20231222-en -
resource tags
arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system -
submitted
29-12-2023 22:27
Static task
static1
Behavioral task
behavioral1
Sample
059966a7ee4d76346f99f307a572d319.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
059966a7ee4d76346f99f307a572d319.exe
Resource
win10v2004-20231222-en
General
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Target
059966a7ee4d76346f99f307a572d319.exe
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Size
32KB
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MD5
059966a7ee4d76346f99f307a572d319
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SHA1
b5088c1bd5c2e819f9987b3ddcbe18ac8cd9cc6c
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SHA256
2fffd0815462e17abf992e6e5d5fabeed3cfbfd4c18d23ddb164e37a9b1870a2
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SHA512
5ececdb76ad55efce66121ef065bdb372419b2f0859f38e846628e62f92f13aff13d92a076e48e374dadfa1f84fedb1827518f59e90f7366a6de4178fc1bd2bc
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SSDEEP
768:4ADe46xgBQOr2fc3r+A0o5nWJDBCG5Ip8PHjuXpBU:4ddxhOr2jA0LJ1CZBU
Malware Config
Signatures
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Modifies WinLogon for persistence 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\shell = "Explorer.exe C:\\Windows/system32/SVCH0ST.EXE" 059966a7ee4d76346f99f307a572d319.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Microsoft Agent = "C:\\Windows\\System32\\SVCH0ST.exe" 059966a7ee4d76346f99f307a572d319.exe -
Drops file in System32 directory 2 IoCs
description ioc Process File created C:\Windows\SysWOW64\SVCH0ST.EXE 059966a7ee4d76346f99f307a572d319.exe File opened for modification C:\Windows\SysWOW64\SVCH0ST.EXE 059966a7ee4d76346f99f307a572d319.exe -
Modifies registry class 1 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000_Classes\Local Settings Explorer.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 4172 059966a7ee4d76346f99f307a572d319.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 4172 059966a7ee4d76346f99f307a572d319.exe 4172 059966a7ee4d76346f99f307a572d319.exe -
Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 4172 wrote to memory of 2264 4172 059966a7ee4d76346f99f307a572d319.exe 88 PID 4172 wrote to memory of 2264 4172 059966a7ee4d76346f99f307a572d319.exe 88
Processes
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C:\Users\Admin\AppData\Local\Temp\059966a7ee4d76346f99f307a572d319.exe"C:\Users\Admin\AppData\Local\Temp\059966a7ee4d76346f99f307a572d319.exe"1⤵
- Modifies WinLogon for persistence
- Adds Run key to start application
- Drops file in System32 directory
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4172 -
C:\Windows\Explorer.exeC:\Windows\Explorer.exe2⤵
- Modifies registry class
PID:2264
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
32KB
MD5059966a7ee4d76346f99f307a572d319
SHA1b5088c1bd5c2e819f9987b3ddcbe18ac8cd9cc6c
SHA2562fffd0815462e17abf992e6e5d5fabeed3cfbfd4c18d23ddb164e37a9b1870a2
SHA5125ececdb76ad55efce66121ef065bdb372419b2f0859f38e846628e62f92f13aff13d92a076e48e374dadfa1f84fedb1827518f59e90f7366a6de4178fc1bd2bc