Analysis
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max time kernel
176s -
max time network
183s -
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, 18:08
Static task
static1
Behavioral task
behavioral1
Sample
02382301e126820b7699087499679013dc8a1e8df00670209970bc80b0d7ea75.exe
Resource
win7-20220812-en
windows7-x64
0 signatures
150 seconds
Behavioral task
behavioral2
Sample
02382301e126820b7699087499679013dc8a1e8df00670209970bc80b0d7ea75.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
5 signatures
150 seconds
General
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Target
02382301e126820b7699087499679013dc8a1e8df00670209970bc80b0d7ea75.exe
-
Size
442KB
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MD5
897c49b2a83524f3993a6421768fbdd0
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SHA1
4919437c1555c5d2b9aa0b97efac239f46b93a4a
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SHA256
02382301e126820b7699087499679013dc8a1e8df00670209970bc80b0d7ea75
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SHA512
388fb0253fdd9c11db5d437b6b6d2f4ffde51bd5d30f853319332369a5a34c7d2f282a53f9d8e3378754d23fbb5d827e7b87b082c5bc2a1bc37f55b1309ee2f4
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SSDEEP
12288:BOzBNFC08Za7kUZtLXjdtEc7PaHvHDzwP2g9+:By/Cza7nXBtdyHPDzwP2b
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\\twext.exe," 02382301e126820b7699087499679013dc8a1e8df00670209970bc80b0d7ea75.exe -
Drops file in System32 directory 2 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\twext.exe 02382301e126820b7699087499679013dc8a1e8df00670209970bc80b0d7ea75.exe File created C:\Windows\SysWOW64\twext.exe 02382301e126820b7699087499679013dc8a1e8df00670209970bc80b0d7ea75.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 1052 02382301e126820b7699087499679013dc8a1e8df00670209970bc80b0d7ea75.exe 1052 02382301e126820b7699087499679013dc8a1e8df00670209970bc80b0d7ea75.exe 1052 02382301e126820b7699087499679013dc8a1e8df00670209970bc80b0d7ea75.exe 1052 02382301e126820b7699087499679013dc8a1e8df00670209970bc80b0d7ea75.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1052 02382301e126820b7699087499679013dc8a1e8df00670209970bc80b0d7ea75.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 1052 wrote to memory of 588 1052 02382301e126820b7699087499679013dc8a1e8df00670209970bc80b0d7ea75.exe 3 PID 1052 wrote to memory of 588 1052 02382301e126820b7699087499679013dc8a1e8df00670209970bc80b0d7ea75.exe 3 PID 1052 wrote to memory of 588 1052 02382301e126820b7699087499679013dc8a1e8df00670209970bc80b0d7ea75.exe 3 PID 1052 wrote to memory of 588 1052 02382301e126820b7699087499679013dc8a1e8df00670209970bc80b0d7ea75.exe 3 PID 1052 wrote to memory of 588 1052 02382301e126820b7699087499679013dc8a1e8df00670209970bc80b0d7ea75.exe 3 PID 1052 wrote to memory of 588 1052 02382301e126820b7699087499679013dc8a1e8df00670209970bc80b0d7ea75.exe 3 PID 1052 wrote to memory of 588 1052 02382301e126820b7699087499679013dc8a1e8df00670209970bc80b0d7ea75.exe 3 PID 1052 wrote to memory of 588 1052 02382301e126820b7699087499679013dc8a1e8df00670209970bc80b0d7ea75.exe 3 PID 1052 wrote to memory of 588 1052 02382301e126820b7699087499679013dc8a1e8df00670209970bc80b0d7ea75.exe 3 PID 1052 wrote to memory of 588 1052 02382301e126820b7699087499679013dc8a1e8df00670209970bc80b0d7ea75.exe 3 PID 1052 wrote to memory of 588 1052 02382301e126820b7699087499679013dc8a1e8df00670209970bc80b0d7ea75.exe 3 PID 1052 wrote to memory of 588 1052 02382301e126820b7699087499679013dc8a1e8df00670209970bc80b0d7ea75.exe 3 PID 1052 wrote to memory of 588 1052 02382301e126820b7699087499679013dc8a1e8df00670209970bc80b0d7ea75.exe 3 PID 1052 wrote to memory of 588 1052 02382301e126820b7699087499679013dc8a1e8df00670209970bc80b0d7ea75.exe 3 PID 1052 wrote to memory of 588 1052 02382301e126820b7699087499679013dc8a1e8df00670209970bc80b0d7ea75.exe 3 PID 1052 wrote to memory of 588 1052 02382301e126820b7699087499679013dc8a1e8df00670209970bc80b0d7ea75.exe 3 PID 1052 wrote to memory of 588 1052 02382301e126820b7699087499679013dc8a1e8df00670209970bc80b0d7ea75.exe 3 PID 1052 wrote to memory of 588 1052 02382301e126820b7699087499679013dc8a1e8df00670209970bc80b0d7ea75.exe 3 PID 1052 wrote to memory of 588 1052 02382301e126820b7699087499679013dc8a1e8df00670209970bc80b0d7ea75.exe 3 PID 1052 wrote to memory of 588 1052 02382301e126820b7699087499679013dc8a1e8df00670209970bc80b0d7ea75.exe 3 PID 1052 wrote to memory of 588 1052 02382301e126820b7699087499679013dc8a1e8df00670209970bc80b0d7ea75.exe 3 PID 1052 wrote to memory of 588 1052 02382301e126820b7699087499679013dc8a1e8df00670209970bc80b0d7ea75.exe 3 PID 1052 wrote to memory of 588 1052 02382301e126820b7699087499679013dc8a1e8df00670209970bc80b0d7ea75.exe 3 PID 1052 wrote to memory of 588 1052 02382301e126820b7699087499679013dc8a1e8df00670209970bc80b0d7ea75.exe 3 PID 1052 wrote to memory of 588 1052 02382301e126820b7699087499679013dc8a1e8df00670209970bc80b0d7ea75.exe 3 PID 1052 wrote to memory of 588 1052 02382301e126820b7699087499679013dc8a1e8df00670209970bc80b0d7ea75.exe 3 PID 1052 wrote to memory of 588 1052 02382301e126820b7699087499679013dc8a1e8df00670209970bc80b0d7ea75.exe 3 PID 1052 wrote to memory of 588 1052 02382301e126820b7699087499679013dc8a1e8df00670209970bc80b0d7ea75.exe 3 PID 1052 wrote to memory of 588 1052 02382301e126820b7699087499679013dc8a1e8df00670209970bc80b0d7ea75.exe 3 PID 1052 wrote to memory of 588 1052 02382301e126820b7699087499679013dc8a1e8df00670209970bc80b0d7ea75.exe 3 PID 1052 wrote to memory of 588 1052 02382301e126820b7699087499679013dc8a1e8df00670209970bc80b0d7ea75.exe 3 PID 1052 wrote to memory of 588 1052 02382301e126820b7699087499679013dc8a1e8df00670209970bc80b0d7ea75.exe 3 PID 1052 wrote to memory of 588 1052 02382301e126820b7699087499679013dc8a1e8df00670209970bc80b0d7ea75.exe 3 PID 1052 wrote to memory of 588 1052 02382301e126820b7699087499679013dc8a1e8df00670209970bc80b0d7ea75.exe 3 PID 1052 wrote to memory of 588 1052 02382301e126820b7699087499679013dc8a1e8df00670209970bc80b0d7ea75.exe 3 PID 1052 wrote to memory of 588 1052 02382301e126820b7699087499679013dc8a1e8df00670209970bc80b0d7ea75.exe 3 PID 1052 wrote to memory of 588 1052 02382301e126820b7699087499679013dc8a1e8df00670209970bc80b0d7ea75.exe 3 PID 1052 wrote to memory of 588 1052 02382301e126820b7699087499679013dc8a1e8df00670209970bc80b0d7ea75.exe 3 PID 1052 wrote to memory of 588 1052 02382301e126820b7699087499679013dc8a1e8df00670209970bc80b0d7ea75.exe 3 PID 1052 wrote to memory of 588 1052 02382301e126820b7699087499679013dc8a1e8df00670209970bc80b0d7ea75.exe 3 PID 1052 wrote to memory of 588 1052 02382301e126820b7699087499679013dc8a1e8df00670209970bc80b0d7ea75.exe 3 PID 1052 wrote to memory of 588 1052 02382301e126820b7699087499679013dc8a1e8df00670209970bc80b0d7ea75.exe 3 PID 1052 wrote to memory of 588 1052 02382301e126820b7699087499679013dc8a1e8df00670209970bc80b0d7ea75.exe 3 PID 1052 wrote to memory of 588 1052 02382301e126820b7699087499679013dc8a1e8df00670209970bc80b0d7ea75.exe 3 PID 1052 wrote to memory of 588 1052 02382301e126820b7699087499679013dc8a1e8df00670209970bc80b0d7ea75.exe 3 PID 1052 wrote to memory of 588 1052 02382301e126820b7699087499679013dc8a1e8df00670209970bc80b0d7ea75.exe 3 PID 1052 wrote to memory of 588 1052 02382301e126820b7699087499679013dc8a1e8df00670209970bc80b0d7ea75.exe 3 PID 1052 wrote to memory of 588 1052 02382301e126820b7699087499679013dc8a1e8df00670209970bc80b0d7ea75.exe 3 PID 1052 wrote to memory of 588 1052 02382301e126820b7699087499679013dc8a1e8df00670209970bc80b0d7ea75.exe 3 PID 1052 wrote to memory of 588 1052 02382301e126820b7699087499679013dc8a1e8df00670209970bc80b0d7ea75.exe 3 PID 1052 wrote to memory of 588 1052 02382301e126820b7699087499679013dc8a1e8df00670209970bc80b0d7ea75.exe 3 PID 1052 wrote to memory of 588 1052 02382301e126820b7699087499679013dc8a1e8df00670209970bc80b0d7ea75.exe 3 PID 1052 wrote to memory of 588 1052 02382301e126820b7699087499679013dc8a1e8df00670209970bc80b0d7ea75.exe 3 PID 1052 wrote to memory of 588 1052 02382301e126820b7699087499679013dc8a1e8df00670209970bc80b0d7ea75.exe 3 PID 1052 wrote to memory of 588 1052 02382301e126820b7699087499679013dc8a1e8df00670209970bc80b0d7ea75.exe 3 PID 1052 wrote to memory of 588 1052 02382301e126820b7699087499679013dc8a1e8df00670209970bc80b0d7ea75.exe 3 PID 1052 wrote to memory of 588 1052 02382301e126820b7699087499679013dc8a1e8df00670209970bc80b0d7ea75.exe 3 PID 1052 wrote to memory of 588 1052 02382301e126820b7699087499679013dc8a1e8df00670209970bc80b0d7ea75.exe 3 PID 1052 wrote to memory of 588 1052 02382301e126820b7699087499679013dc8a1e8df00670209970bc80b0d7ea75.exe 3 PID 1052 wrote to memory of 588 1052 02382301e126820b7699087499679013dc8a1e8df00670209970bc80b0d7ea75.exe 3 PID 1052 wrote to memory of 588 1052 02382301e126820b7699087499679013dc8a1e8df00670209970bc80b0d7ea75.exe 3 PID 1052 wrote to memory of 588 1052 02382301e126820b7699087499679013dc8a1e8df00670209970bc80b0d7ea75.exe 3 PID 1052 wrote to memory of 588 1052 02382301e126820b7699087499679013dc8a1e8df00670209970bc80b0d7ea75.exe 3 PID 1052 wrote to memory of 588 1052 02382301e126820b7699087499679013dc8a1e8df00670209970bc80b0d7ea75.exe 3
Processes
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C:\Windows\system32\winlogon.exewinlogon.exe1⤵PID:588
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C:\Users\Admin\AppData\Local\Temp\02382301e126820b7699087499679013dc8a1e8df00670209970bc80b0d7ea75.exe"C:\Users\Admin\AppData\Local\Temp\02382301e126820b7699087499679013dc8a1e8df00670209970bc80b0d7ea75.exe"1⤵
- Modifies WinLogon for persistence
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1052