Analysis
-
max time kernel
150s -
max time network
93s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
30-06-2024 01:16
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe
Resource
win7-20240221-en
windows7-x64
5 signatures
150 seconds
Behavioral task
behavioral2
Sample
b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe
Resource
win10v2004-20240508-en
windows10-2004-x64
6 signatures
150 seconds
General
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Target
b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe
-
Size
434KB
-
MD5
ed1e3a7e07c3f2776c0bc59a6e47291c
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SHA1
0559e7f227e93a8ca6b7b5e8c6369603f76d9b8e
-
SHA256
b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1
-
SHA512
dd1a3d3ba15ff8e17e62fe33be93a106dca3d8d7acb8d054fcdbc6e615e34d0f247fb6f581029af6f9972736c0ba493706af8bbfd0b771252c051871015764d9
-
SSDEEP
12288:l/5Jqv0lcT4zfWqY1bZXSzn3MZgrpgiOz:lxJzo4huCn3QqOz
Score
10/10
Malware Config
Signatures
-
Modifies WinLogon for persistence 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\userinit = "C:\\Windows\\system32\\ntos.exe," b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe -
Modifies WinLogon 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\pathx = "C:\\Users\\Admin\\AppData\\Local\\Temp\\b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe" b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe -
Drops file in System32 directory 2 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\ntos.exe b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe File created C:\Windows\SysWOW64\ntos.exe b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 700 wrote to memory of 616 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 5 PID 700 wrote to memory of 616 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 5 PID 700 wrote to memory of 616 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 5 PID 700 wrote to memory of 616 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 5 PID 700 wrote to memory of 616 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 5 PID 700 wrote to memory of 616 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 5 PID 700 wrote to memory of 616 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 5 PID 700 wrote to memory of 616 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 5 PID 700 wrote to memory of 616 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 5 PID 700 wrote to memory of 616 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 5 PID 700 wrote to memory of 616 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 5 PID 700 wrote to memory of 616 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 5 PID 700 wrote to memory of 616 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 5 PID 700 wrote to memory of 616 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 5 PID 700 wrote to memory of 616 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 5 PID 700 wrote to memory of 616 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 5 PID 700 wrote to memory of 616 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 5 PID 700 wrote to memory of 616 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 5 PID 700 wrote to memory of 616 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 5 PID 700 wrote to memory of 616 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 5 PID 700 wrote to memory of 616 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 5 PID 700 wrote to memory of 616 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 5 PID 700 wrote to memory of 616 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 5 PID 700 wrote to memory of 616 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 5 PID 700 wrote to memory of 616 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 5 PID 700 wrote to memory of 616 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 5 PID 700 wrote to memory of 616 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 5 PID 700 wrote to memory of 616 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 5 PID 700 wrote to memory of 616 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 5 PID 700 wrote to memory of 616 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 5 PID 700 wrote to memory of 616 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 5 PID 700 wrote to memory of 616 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 5 PID 700 wrote to memory of 616 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 5 PID 700 wrote to memory of 616 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 5 PID 700 wrote to memory of 616 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 5 PID 700 wrote to memory of 616 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 5 PID 700 wrote to memory of 616 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 5 PID 700 wrote to memory of 616 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 5 PID 700 wrote to memory of 616 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 5 PID 700 wrote to memory of 616 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 5 PID 700 wrote to memory of 616 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 5 PID 700 wrote to memory of 616 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 5 PID 700 wrote to memory of 616 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 5 PID 700 wrote to memory of 616 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 5 PID 700 wrote to memory of 616 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 5 PID 700 wrote to memory of 616 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 5 PID 700 wrote to memory of 616 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 5 PID 700 wrote to memory of 616 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 5 PID 700 wrote to memory of 616 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 5 PID 700 wrote to memory of 616 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 5 PID 700 wrote to memory of 616 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 5 PID 700 wrote to memory of 616 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 5 PID 700 wrote to memory of 616 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 5 PID 700 wrote to memory of 616 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 5 PID 700 wrote to memory of 616 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 5 PID 700 wrote to memory of 616 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 5 PID 700 wrote to memory of 616 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 5 PID 700 wrote to memory of 616 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 5 PID 700 wrote to memory of 616 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 5 PID 700 wrote to memory of 616 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 5 PID 700 wrote to memory of 616 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 5 PID 700 wrote to memory of 616 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 5 PID 700 wrote to memory of 616 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 5 PID 700 wrote to memory of 616 700 b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe 5
Processes
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C:\Windows\system32\winlogon.exewinlogon.exe1⤵PID:616
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C:\Users\Admin\AppData\Local\Temp\b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe"C:\Users\Admin\AppData\Local\Temp\b813a85d856d50cc1a3273151f4b706960fd95c2e42c933042533f8a95dea2e1.exe"1⤵
- Modifies WinLogon for persistence
- Modifies WinLogon
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:700