Analysis
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max time kernel
152s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20220901-en -
resource tags
arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system -
submitted
03-12-2022 03:41
Static task
static1
Behavioral task
behavioral1
Sample
def44fd29b389b1c2d21396f2b67dd076dca47a87ca776c45cd382f20f9adef3.exe
Resource
win7-20220812-en
windows7-x64
4 signatures
150 seconds
Behavioral task
behavioral2
Sample
def44fd29b389b1c2d21396f2b67dd076dca47a87ca776c45cd382f20f9adef3.exe
Resource
win10v2004-20220901-en
windows10-2004-x64
5 signatures
150 seconds
General
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Target
def44fd29b389b1c2d21396f2b67dd076dca47a87ca776c45cd382f20f9adef3.exe
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Size
304KB
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MD5
041cd7da115145bcfe357547b41d4190
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SHA1
bece96431a866d4922a90af9442416c28ae6334d
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SHA256
def44fd29b389b1c2d21396f2b67dd076dca47a87ca776c45cd382f20f9adef3
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SHA512
ce30f26c7423972fa9f3a73aa5879a8ef757f0a069aeeb69018e670b4ec921b8c90173379759614acbc9df1de077bfc02de46d3e89e6edbe1ec3b9b6b536bfcd
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SSDEEP
6144:BIbpKanRqQRQWgHZLUFdezO8B8gtdb8wdOyrCJX9NVI6wy3+xDCL:BIbpZnEWQWqAUZB8gJqJtc6j3+xDCL
Score
10/10
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\userinit = "C:\\Windows\\system32\\ntos.exe," def44fd29b389b1c2d21396f2b67dd076dca47a87ca776c45cd382f20f9adef3.exe -
Drops file in System32 directory 2 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\ntos.exe def44fd29b389b1c2d21396f2b67dd076dca47a87ca776c45cd382f20f9adef3.exe File created C:\Windows\SysWOW64\ntos.exe def44fd29b389b1c2d21396f2b67dd076dca47a87ca776c45cd382f20f9adef3.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 2416 def44fd29b389b1c2d21396f2b67dd076dca47a87ca776c45cd382f20f9adef3.exe 2416 def44fd29b389b1c2d21396f2b67dd076dca47a87ca776c45cd382f20f9adef3.exe 2416 def44fd29b389b1c2d21396f2b67dd076dca47a87ca776c45cd382f20f9adef3.exe 2416 def44fd29b389b1c2d21396f2b67dd076dca47a87ca776c45cd382f20f9adef3.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2416 def44fd29b389b1c2d21396f2b67dd076dca47a87ca776c45cd382f20f9adef3.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 2416 wrote to memory of 580 2416 def44fd29b389b1c2d21396f2b67dd076dca47a87ca776c45cd382f20f9adef3.exe 3 PID 2416 wrote to memory of 580 2416 def44fd29b389b1c2d21396f2b67dd076dca47a87ca776c45cd382f20f9adef3.exe 3 PID 2416 wrote to memory of 580 2416 def44fd29b389b1c2d21396f2b67dd076dca47a87ca776c45cd382f20f9adef3.exe 3 PID 2416 wrote to memory of 580 2416 def44fd29b389b1c2d21396f2b67dd076dca47a87ca776c45cd382f20f9adef3.exe 3 PID 2416 wrote to memory of 580 2416 def44fd29b389b1c2d21396f2b67dd076dca47a87ca776c45cd382f20f9adef3.exe 3 PID 2416 wrote to memory of 580 2416 def44fd29b389b1c2d21396f2b67dd076dca47a87ca776c45cd382f20f9adef3.exe 3 PID 2416 wrote to memory of 580 2416 def44fd29b389b1c2d21396f2b67dd076dca47a87ca776c45cd382f20f9adef3.exe 3 PID 2416 wrote to memory of 580 2416 def44fd29b389b1c2d21396f2b67dd076dca47a87ca776c45cd382f20f9adef3.exe 3 PID 2416 wrote to memory of 580 2416 def44fd29b389b1c2d21396f2b67dd076dca47a87ca776c45cd382f20f9adef3.exe 3 PID 2416 wrote to memory of 580 2416 def44fd29b389b1c2d21396f2b67dd076dca47a87ca776c45cd382f20f9adef3.exe 3 PID 2416 wrote to memory of 580 2416 def44fd29b389b1c2d21396f2b67dd076dca47a87ca776c45cd382f20f9adef3.exe 3 PID 2416 wrote to memory of 580 2416 def44fd29b389b1c2d21396f2b67dd076dca47a87ca776c45cd382f20f9adef3.exe 3 PID 2416 wrote to memory of 580 2416 def44fd29b389b1c2d21396f2b67dd076dca47a87ca776c45cd382f20f9adef3.exe 3 PID 2416 wrote to memory of 580 2416 def44fd29b389b1c2d21396f2b67dd076dca47a87ca776c45cd382f20f9adef3.exe 3 PID 2416 wrote to memory of 580 2416 def44fd29b389b1c2d21396f2b67dd076dca47a87ca776c45cd382f20f9adef3.exe 3 PID 2416 wrote to memory of 580 2416 def44fd29b389b1c2d21396f2b67dd076dca47a87ca776c45cd382f20f9adef3.exe 3 PID 2416 wrote to memory of 580 2416 def44fd29b389b1c2d21396f2b67dd076dca47a87ca776c45cd382f20f9adef3.exe 3 PID 2416 wrote to memory of 580 2416 def44fd29b389b1c2d21396f2b67dd076dca47a87ca776c45cd382f20f9adef3.exe 3 PID 2416 wrote to memory of 580 2416 def44fd29b389b1c2d21396f2b67dd076dca47a87ca776c45cd382f20f9adef3.exe 3 PID 2416 wrote to memory of 580 2416 def44fd29b389b1c2d21396f2b67dd076dca47a87ca776c45cd382f20f9adef3.exe 3 PID 2416 wrote to memory of 580 2416 def44fd29b389b1c2d21396f2b67dd076dca47a87ca776c45cd382f20f9adef3.exe 3 PID 2416 wrote to memory of 580 2416 def44fd29b389b1c2d21396f2b67dd076dca47a87ca776c45cd382f20f9adef3.exe 3 PID 2416 wrote to memory of 580 2416 def44fd29b389b1c2d21396f2b67dd076dca47a87ca776c45cd382f20f9adef3.exe 3 PID 2416 wrote to memory of 580 2416 def44fd29b389b1c2d21396f2b67dd076dca47a87ca776c45cd382f20f9adef3.exe 3 PID 2416 wrote to memory of 580 2416 def44fd29b389b1c2d21396f2b67dd076dca47a87ca776c45cd382f20f9adef3.exe 3 PID 2416 wrote to memory of 580 2416 def44fd29b389b1c2d21396f2b67dd076dca47a87ca776c45cd382f20f9adef3.exe 3 PID 2416 wrote to memory of 580 2416 def44fd29b389b1c2d21396f2b67dd076dca47a87ca776c45cd382f20f9adef3.exe 3 PID 2416 wrote to memory of 580 2416 def44fd29b389b1c2d21396f2b67dd076dca47a87ca776c45cd382f20f9adef3.exe 3 PID 2416 wrote to memory of 580 2416 def44fd29b389b1c2d21396f2b67dd076dca47a87ca776c45cd382f20f9adef3.exe 3 PID 2416 wrote to memory of 580 2416 def44fd29b389b1c2d21396f2b67dd076dca47a87ca776c45cd382f20f9adef3.exe 3 PID 2416 wrote to memory of 580 2416 def44fd29b389b1c2d21396f2b67dd076dca47a87ca776c45cd382f20f9adef3.exe 3 PID 2416 wrote to memory of 580 2416 def44fd29b389b1c2d21396f2b67dd076dca47a87ca776c45cd382f20f9adef3.exe 3 PID 2416 wrote to memory of 580 2416 def44fd29b389b1c2d21396f2b67dd076dca47a87ca776c45cd382f20f9adef3.exe 3 PID 2416 wrote to memory of 580 2416 def44fd29b389b1c2d21396f2b67dd076dca47a87ca776c45cd382f20f9adef3.exe 3 PID 2416 wrote to memory of 580 2416 def44fd29b389b1c2d21396f2b67dd076dca47a87ca776c45cd382f20f9adef3.exe 3 PID 2416 wrote to memory of 580 2416 def44fd29b389b1c2d21396f2b67dd076dca47a87ca776c45cd382f20f9adef3.exe 3 PID 2416 wrote to memory of 580 2416 def44fd29b389b1c2d21396f2b67dd076dca47a87ca776c45cd382f20f9adef3.exe 3 PID 2416 wrote to memory of 580 2416 def44fd29b389b1c2d21396f2b67dd076dca47a87ca776c45cd382f20f9adef3.exe 3 PID 2416 wrote to memory of 580 2416 def44fd29b389b1c2d21396f2b67dd076dca47a87ca776c45cd382f20f9adef3.exe 3 PID 2416 wrote to memory of 580 2416 def44fd29b389b1c2d21396f2b67dd076dca47a87ca776c45cd382f20f9adef3.exe 3 PID 2416 wrote to memory of 580 2416 def44fd29b389b1c2d21396f2b67dd076dca47a87ca776c45cd382f20f9adef3.exe 3 PID 2416 wrote to memory of 580 2416 def44fd29b389b1c2d21396f2b67dd076dca47a87ca776c45cd382f20f9adef3.exe 3 PID 2416 wrote to memory of 580 2416 def44fd29b389b1c2d21396f2b67dd076dca47a87ca776c45cd382f20f9adef3.exe 3 PID 2416 wrote to memory of 580 2416 def44fd29b389b1c2d21396f2b67dd076dca47a87ca776c45cd382f20f9adef3.exe 3 PID 2416 wrote to memory of 580 2416 def44fd29b389b1c2d21396f2b67dd076dca47a87ca776c45cd382f20f9adef3.exe 3 PID 2416 wrote to memory of 580 2416 def44fd29b389b1c2d21396f2b67dd076dca47a87ca776c45cd382f20f9adef3.exe 3 PID 2416 wrote to memory of 580 2416 def44fd29b389b1c2d21396f2b67dd076dca47a87ca776c45cd382f20f9adef3.exe 3 PID 2416 wrote to memory of 580 2416 def44fd29b389b1c2d21396f2b67dd076dca47a87ca776c45cd382f20f9adef3.exe 3 PID 2416 wrote to memory of 580 2416 def44fd29b389b1c2d21396f2b67dd076dca47a87ca776c45cd382f20f9adef3.exe 3 PID 2416 wrote to memory of 580 2416 def44fd29b389b1c2d21396f2b67dd076dca47a87ca776c45cd382f20f9adef3.exe 3 PID 2416 wrote to memory of 580 2416 def44fd29b389b1c2d21396f2b67dd076dca47a87ca776c45cd382f20f9adef3.exe 3 PID 2416 wrote to memory of 580 2416 def44fd29b389b1c2d21396f2b67dd076dca47a87ca776c45cd382f20f9adef3.exe 3 PID 2416 wrote to memory of 580 2416 def44fd29b389b1c2d21396f2b67dd076dca47a87ca776c45cd382f20f9adef3.exe 3 PID 2416 wrote to memory of 580 2416 def44fd29b389b1c2d21396f2b67dd076dca47a87ca776c45cd382f20f9adef3.exe 3 PID 2416 wrote to memory of 580 2416 def44fd29b389b1c2d21396f2b67dd076dca47a87ca776c45cd382f20f9adef3.exe 3 PID 2416 wrote to memory of 580 2416 def44fd29b389b1c2d21396f2b67dd076dca47a87ca776c45cd382f20f9adef3.exe 3 PID 2416 wrote to memory of 580 2416 def44fd29b389b1c2d21396f2b67dd076dca47a87ca776c45cd382f20f9adef3.exe 3 PID 2416 wrote to memory of 580 2416 def44fd29b389b1c2d21396f2b67dd076dca47a87ca776c45cd382f20f9adef3.exe 3 PID 2416 wrote to memory of 580 2416 def44fd29b389b1c2d21396f2b67dd076dca47a87ca776c45cd382f20f9adef3.exe 3 PID 2416 wrote to memory of 580 2416 def44fd29b389b1c2d21396f2b67dd076dca47a87ca776c45cd382f20f9adef3.exe 3 PID 2416 wrote to memory of 580 2416 def44fd29b389b1c2d21396f2b67dd076dca47a87ca776c45cd382f20f9adef3.exe 3 PID 2416 wrote to memory of 580 2416 def44fd29b389b1c2d21396f2b67dd076dca47a87ca776c45cd382f20f9adef3.exe 3 PID 2416 wrote to memory of 580 2416 def44fd29b389b1c2d21396f2b67dd076dca47a87ca776c45cd382f20f9adef3.exe 3 PID 2416 wrote to memory of 580 2416 def44fd29b389b1c2d21396f2b67dd076dca47a87ca776c45cd382f20f9adef3.exe 3
Processes
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C:\Windows\system32\winlogon.exewinlogon.exe1⤵PID:580
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C:\Users\Admin\AppData\Local\Temp\def44fd29b389b1c2d21396f2b67dd076dca47a87ca776c45cd382f20f9adef3.exe"C:\Users\Admin\AppData\Local\Temp\def44fd29b389b1c2d21396f2b67dd076dca47a87ca776c45cd382f20f9adef3.exe"1⤵
- Modifies WinLogon for persistence
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2416