Analysis
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max time kernel
154s -
max time network
177s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
19/09/2022, 18:22
Static task
static1
Behavioral task
behavioral1
Sample
883da88d974765d0b5745dec6df1d192311dee348a0f699935e7cffcc04f89b4.exe
Resource
win7-20220812-en
windows7-x64
2 signatures
150 seconds
Behavioral task
behavioral2
Sample
883da88d974765d0b5745dec6df1d192311dee348a0f699935e7cffcc04f89b4.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
5 signatures
150 seconds
General
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Target
883da88d974765d0b5745dec6df1d192311dee348a0f699935e7cffcc04f89b4.exe
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Size
124KB
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MD5
54b255c54d20de284793c6adc9aa903e
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SHA1
8c21b03f061fdf3f3695da43a65af7d87bd7ee23
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SHA256
883da88d974765d0b5745dec6df1d192311dee348a0f699935e7cffcc04f89b4
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SHA512
199def55324c9e508ee7e95e763d863de298b703abb6ea622fa0626c546f5753966585a66ac28613c5ce4c85d84d5d116ef15888c690fa7e9ac79c857ea925a6
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SSDEEP
3072:mVmlUSUbYY/FGmcCJEQj+TNXWFe1/3JSaKtIM11CGhVQ7Dlfo:qmUSBsMYJuHfgn1CGTUdo
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\\sdra64.exe," 883da88d974765d0b5745dec6df1d192311dee348a0f699935e7cffcc04f89b4.exe -
Drops file in System32 directory 2 IoCs
description ioc Process File created C:\Windows\SysWOW64\sdra64.exe 883da88d974765d0b5745dec6df1d192311dee348a0f699935e7cffcc04f89b4.exe File opened for modification C:\Windows\SysWOW64\sdra64.exe 883da88d974765d0b5745dec6df1d192311dee348a0f699935e7cffcc04f89b4.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 4952 883da88d974765d0b5745dec6df1d192311dee348a0f699935e7cffcc04f89b4.exe 4952 883da88d974765d0b5745dec6df1d192311dee348a0f699935e7cffcc04f89b4.exe 4952 883da88d974765d0b5745dec6df1d192311dee348a0f699935e7cffcc04f89b4.exe 4952 883da88d974765d0b5745dec6df1d192311dee348a0f699935e7cffcc04f89b4.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4952 883da88d974765d0b5745dec6df1d192311dee348a0f699935e7cffcc04f89b4.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 4952 wrote to memory of 596 4952 883da88d974765d0b5745dec6df1d192311dee348a0f699935e7cffcc04f89b4.exe 5 PID 4952 wrote to memory of 596 4952 883da88d974765d0b5745dec6df1d192311dee348a0f699935e7cffcc04f89b4.exe 5 PID 4952 wrote to memory of 596 4952 883da88d974765d0b5745dec6df1d192311dee348a0f699935e7cffcc04f89b4.exe 5 PID 4952 wrote to memory of 596 4952 883da88d974765d0b5745dec6df1d192311dee348a0f699935e7cffcc04f89b4.exe 5 PID 4952 wrote to memory of 596 4952 883da88d974765d0b5745dec6df1d192311dee348a0f699935e7cffcc04f89b4.exe 5 PID 4952 wrote to memory of 596 4952 883da88d974765d0b5745dec6df1d192311dee348a0f699935e7cffcc04f89b4.exe 5 PID 4952 wrote to memory of 596 4952 883da88d974765d0b5745dec6df1d192311dee348a0f699935e7cffcc04f89b4.exe 5 PID 4952 wrote to memory of 596 4952 883da88d974765d0b5745dec6df1d192311dee348a0f699935e7cffcc04f89b4.exe 5 PID 4952 wrote to memory of 596 4952 883da88d974765d0b5745dec6df1d192311dee348a0f699935e7cffcc04f89b4.exe 5 PID 4952 wrote to memory of 596 4952 883da88d974765d0b5745dec6df1d192311dee348a0f699935e7cffcc04f89b4.exe 5 PID 4952 wrote to memory of 596 4952 883da88d974765d0b5745dec6df1d192311dee348a0f699935e7cffcc04f89b4.exe 5 PID 4952 wrote to memory of 596 4952 883da88d974765d0b5745dec6df1d192311dee348a0f699935e7cffcc04f89b4.exe 5 PID 4952 wrote to memory of 596 4952 883da88d974765d0b5745dec6df1d192311dee348a0f699935e7cffcc04f89b4.exe 5 PID 4952 wrote to memory of 596 4952 883da88d974765d0b5745dec6df1d192311dee348a0f699935e7cffcc04f89b4.exe 5 PID 4952 wrote to memory of 596 4952 883da88d974765d0b5745dec6df1d192311dee348a0f699935e7cffcc04f89b4.exe 5 PID 4952 wrote to memory of 596 4952 883da88d974765d0b5745dec6df1d192311dee348a0f699935e7cffcc04f89b4.exe 5 PID 4952 wrote to memory of 596 4952 883da88d974765d0b5745dec6df1d192311dee348a0f699935e7cffcc04f89b4.exe 5 PID 4952 wrote to memory of 596 4952 883da88d974765d0b5745dec6df1d192311dee348a0f699935e7cffcc04f89b4.exe 5 PID 4952 wrote to memory of 596 4952 883da88d974765d0b5745dec6df1d192311dee348a0f699935e7cffcc04f89b4.exe 5 PID 4952 wrote to memory of 596 4952 883da88d974765d0b5745dec6df1d192311dee348a0f699935e7cffcc04f89b4.exe 5 PID 4952 wrote to memory of 596 4952 883da88d974765d0b5745dec6df1d192311dee348a0f699935e7cffcc04f89b4.exe 5 PID 4952 wrote to memory of 596 4952 883da88d974765d0b5745dec6df1d192311dee348a0f699935e7cffcc04f89b4.exe 5 PID 4952 wrote to memory of 596 4952 883da88d974765d0b5745dec6df1d192311dee348a0f699935e7cffcc04f89b4.exe 5 PID 4952 wrote to memory of 596 4952 883da88d974765d0b5745dec6df1d192311dee348a0f699935e7cffcc04f89b4.exe 5 PID 4952 wrote to memory of 596 4952 883da88d974765d0b5745dec6df1d192311dee348a0f699935e7cffcc04f89b4.exe 5 PID 4952 wrote to memory of 596 4952 883da88d974765d0b5745dec6df1d192311dee348a0f699935e7cffcc04f89b4.exe 5 PID 4952 wrote to memory of 596 4952 883da88d974765d0b5745dec6df1d192311dee348a0f699935e7cffcc04f89b4.exe 5 PID 4952 wrote to memory of 596 4952 883da88d974765d0b5745dec6df1d192311dee348a0f699935e7cffcc04f89b4.exe 5 PID 4952 wrote to memory of 596 4952 883da88d974765d0b5745dec6df1d192311dee348a0f699935e7cffcc04f89b4.exe 5 PID 4952 wrote to memory of 596 4952 883da88d974765d0b5745dec6df1d192311dee348a0f699935e7cffcc04f89b4.exe 5 PID 4952 wrote to memory of 596 4952 883da88d974765d0b5745dec6df1d192311dee348a0f699935e7cffcc04f89b4.exe 5 PID 4952 wrote to memory of 596 4952 883da88d974765d0b5745dec6df1d192311dee348a0f699935e7cffcc04f89b4.exe 5 PID 4952 wrote to memory of 596 4952 883da88d974765d0b5745dec6df1d192311dee348a0f699935e7cffcc04f89b4.exe 5 PID 4952 wrote to memory of 596 4952 883da88d974765d0b5745dec6df1d192311dee348a0f699935e7cffcc04f89b4.exe 5 PID 4952 wrote to memory of 596 4952 883da88d974765d0b5745dec6df1d192311dee348a0f699935e7cffcc04f89b4.exe 5 PID 4952 wrote to memory of 596 4952 883da88d974765d0b5745dec6df1d192311dee348a0f699935e7cffcc04f89b4.exe 5 PID 4952 wrote to memory of 596 4952 883da88d974765d0b5745dec6df1d192311dee348a0f699935e7cffcc04f89b4.exe 5 PID 4952 wrote to memory of 596 4952 883da88d974765d0b5745dec6df1d192311dee348a0f699935e7cffcc04f89b4.exe 5 PID 4952 wrote to memory of 596 4952 883da88d974765d0b5745dec6df1d192311dee348a0f699935e7cffcc04f89b4.exe 5 PID 4952 wrote to memory of 596 4952 883da88d974765d0b5745dec6df1d192311dee348a0f699935e7cffcc04f89b4.exe 5 PID 4952 wrote to memory of 596 4952 883da88d974765d0b5745dec6df1d192311dee348a0f699935e7cffcc04f89b4.exe 5 PID 4952 wrote to memory of 596 4952 883da88d974765d0b5745dec6df1d192311dee348a0f699935e7cffcc04f89b4.exe 5 PID 4952 wrote to memory of 596 4952 883da88d974765d0b5745dec6df1d192311dee348a0f699935e7cffcc04f89b4.exe 5 PID 4952 wrote to memory of 596 4952 883da88d974765d0b5745dec6df1d192311dee348a0f699935e7cffcc04f89b4.exe 5 PID 4952 wrote to memory of 596 4952 883da88d974765d0b5745dec6df1d192311dee348a0f699935e7cffcc04f89b4.exe 5 PID 4952 wrote to memory of 596 4952 883da88d974765d0b5745dec6df1d192311dee348a0f699935e7cffcc04f89b4.exe 5 PID 4952 wrote to memory of 596 4952 883da88d974765d0b5745dec6df1d192311dee348a0f699935e7cffcc04f89b4.exe 5 PID 4952 wrote to memory of 596 4952 883da88d974765d0b5745dec6df1d192311dee348a0f699935e7cffcc04f89b4.exe 5 PID 4952 wrote to memory of 596 4952 883da88d974765d0b5745dec6df1d192311dee348a0f699935e7cffcc04f89b4.exe 5 PID 4952 wrote to memory of 596 4952 883da88d974765d0b5745dec6df1d192311dee348a0f699935e7cffcc04f89b4.exe 5 PID 4952 wrote to memory of 596 4952 883da88d974765d0b5745dec6df1d192311dee348a0f699935e7cffcc04f89b4.exe 5 PID 4952 wrote to memory of 596 4952 883da88d974765d0b5745dec6df1d192311dee348a0f699935e7cffcc04f89b4.exe 5 PID 4952 wrote to memory of 596 4952 883da88d974765d0b5745dec6df1d192311dee348a0f699935e7cffcc04f89b4.exe 5 PID 4952 wrote to memory of 596 4952 883da88d974765d0b5745dec6df1d192311dee348a0f699935e7cffcc04f89b4.exe 5 PID 4952 wrote to memory of 596 4952 883da88d974765d0b5745dec6df1d192311dee348a0f699935e7cffcc04f89b4.exe 5 PID 4952 wrote to memory of 596 4952 883da88d974765d0b5745dec6df1d192311dee348a0f699935e7cffcc04f89b4.exe 5 PID 4952 wrote to memory of 596 4952 883da88d974765d0b5745dec6df1d192311dee348a0f699935e7cffcc04f89b4.exe 5 PID 4952 wrote to memory of 596 4952 883da88d974765d0b5745dec6df1d192311dee348a0f699935e7cffcc04f89b4.exe 5 PID 4952 wrote to memory of 596 4952 883da88d974765d0b5745dec6df1d192311dee348a0f699935e7cffcc04f89b4.exe 5 PID 4952 wrote to memory of 596 4952 883da88d974765d0b5745dec6df1d192311dee348a0f699935e7cffcc04f89b4.exe 5 PID 4952 wrote to memory of 596 4952 883da88d974765d0b5745dec6df1d192311dee348a0f699935e7cffcc04f89b4.exe 5 PID 4952 wrote to memory of 596 4952 883da88d974765d0b5745dec6df1d192311dee348a0f699935e7cffcc04f89b4.exe 5 PID 4952 wrote to memory of 596 4952 883da88d974765d0b5745dec6df1d192311dee348a0f699935e7cffcc04f89b4.exe 5 PID 4952 wrote to memory of 596 4952 883da88d974765d0b5745dec6df1d192311dee348a0f699935e7cffcc04f89b4.exe 5
Processes
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C:\Windows\system32\winlogon.exewinlogon.exe1⤵PID:596
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C:\Users\Admin\AppData\Local\Temp\883da88d974765d0b5745dec6df1d192311dee348a0f699935e7cffcc04f89b4.exe"C:\Users\Admin\AppData\Local\Temp\883da88d974765d0b5745dec6df1d192311dee348a0f699935e7cffcc04f89b4.exe"1⤵
- Modifies WinLogon for persistence
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4952