Analysis
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max time kernel
151s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
24/11/2022, 04:27
Static task
static1
Behavioral task
behavioral1
Sample
1aa5039741223d0ff8d16863ec60fd56df4658f2b7d840ad5dff81638a0bd12e.exe
Resource
win7-20221111-en
windows7-x64
4 signatures
150 seconds
Behavioral task
behavioral2
Sample
1aa5039741223d0ff8d16863ec60fd56df4658f2b7d840ad5dff81638a0bd12e.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
5 signatures
150 seconds
General
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Target
1aa5039741223d0ff8d16863ec60fd56df4658f2b7d840ad5dff81638a0bd12e.exe
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Size
106KB
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MD5
c28f5e46d36d2c92b2cb3c530d72de1b
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SHA1
c274fa3d08b8e6ea4e72b981325e00b077a190e6
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SHA256
1aa5039741223d0ff8d16863ec60fd56df4658f2b7d840ad5dff81638a0bd12e
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SHA512
fae700f494fae8a7de6f622d79ec3eb91ae0936d0e8cc2b11ea97f0d4c12d01d72781124c681f96d469f971f4f51e8ca99c5a55baa23cbe7d06627bf345c6352
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SSDEEP
1536:7B9nJmfKs2a62tVn+7CzEYlKkR0yfy2R5xnzfzncx1XK3bYrzpJKj7mcDeY:7ofKHb2VlNtavUjotK3srzpJKPmI
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," 1aa5039741223d0ff8d16863ec60fd56df4658f2b7d840ad5dff81638a0bd12e.exe -
Drops file in System32 directory 2 IoCs
description ioc Process File created C:\Windows\SysWOW64\ntos.exe 1aa5039741223d0ff8d16863ec60fd56df4658f2b7d840ad5dff81638a0bd12e.exe File opened for modification C:\Windows\SysWOW64\ntos.exe 1aa5039741223d0ff8d16863ec60fd56df4658f2b7d840ad5dff81638a0bd12e.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 1128 1aa5039741223d0ff8d16863ec60fd56df4658f2b7d840ad5dff81638a0bd12e.exe 1128 1aa5039741223d0ff8d16863ec60fd56df4658f2b7d840ad5dff81638a0bd12e.exe 1128 1aa5039741223d0ff8d16863ec60fd56df4658f2b7d840ad5dff81638a0bd12e.exe 1128 1aa5039741223d0ff8d16863ec60fd56df4658f2b7d840ad5dff81638a0bd12e.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1128 1aa5039741223d0ff8d16863ec60fd56df4658f2b7d840ad5dff81638a0bd12e.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 1128 wrote to memory of 592 1128 1aa5039741223d0ff8d16863ec60fd56df4658f2b7d840ad5dff81638a0bd12e.exe 5 PID 1128 wrote to memory of 592 1128 1aa5039741223d0ff8d16863ec60fd56df4658f2b7d840ad5dff81638a0bd12e.exe 5 PID 1128 wrote to memory of 592 1128 1aa5039741223d0ff8d16863ec60fd56df4658f2b7d840ad5dff81638a0bd12e.exe 5 PID 1128 wrote to memory of 592 1128 1aa5039741223d0ff8d16863ec60fd56df4658f2b7d840ad5dff81638a0bd12e.exe 5 PID 1128 wrote to memory of 592 1128 1aa5039741223d0ff8d16863ec60fd56df4658f2b7d840ad5dff81638a0bd12e.exe 5 PID 1128 wrote to memory of 592 1128 1aa5039741223d0ff8d16863ec60fd56df4658f2b7d840ad5dff81638a0bd12e.exe 5 PID 1128 wrote to memory of 592 1128 1aa5039741223d0ff8d16863ec60fd56df4658f2b7d840ad5dff81638a0bd12e.exe 5 PID 1128 wrote to memory of 592 1128 1aa5039741223d0ff8d16863ec60fd56df4658f2b7d840ad5dff81638a0bd12e.exe 5 PID 1128 wrote to memory of 592 1128 1aa5039741223d0ff8d16863ec60fd56df4658f2b7d840ad5dff81638a0bd12e.exe 5 PID 1128 wrote to memory of 592 1128 1aa5039741223d0ff8d16863ec60fd56df4658f2b7d840ad5dff81638a0bd12e.exe 5 PID 1128 wrote to memory of 592 1128 1aa5039741223d0ff8d16863ec60fd56df4658f2b7d840ad5dff81638a0bd12e.exe 5 PID 1128 wrote to memory of 592 1128 1aa5039741223d0ff8d16863ec60fd56df4658f2b7d840ad5dff81638a0bd12e.exe 5 PID 1128 wrote to memory of 592 1128 1aa5039741223d0ff8d16863ec60fd56df4658f2b7d840ad5dff81638a0bd12e.exe 5 PID 1128 wrote to memory of 592 1128 1aa5039741223d0ff8d16863ec60fd56df4658f2b7d840ad5dff81638a0bd12e.exe 5 PID 1128 wrote to memory of 592 1128 1aa5039741223d0ff8d16863ec60fd56df4658f2b7d840ad5dff81638a0bd12e.exe 5 PID 1128 wrote to memory of 592 1128 1aa5039741223d0ff8d16863ec60fd56df4658f2b7d840ad5dff81638a0bd12e.exe 5 PID 1128 wrote to memory of 592 1128 1aa5039741223d0ff8d16863ec60fd56df4658f2b7d840ad5dff81638a0bd12e.exe 5 PID 1128 wrote to memory of 592 1128 1aa5039741223d0ff8d16863ec60fd56df4658f2b7d840ad5dff81638a0bd12e.exe 5 PID 1128 wrote to memory of 592 1128 1aa5039741223d0ff8d16863ec60fd56df4658f2b7d840ad5dff81638a0bd12e.exe 5 PID 1128 wrote to memory of 592 1128 1aa5039741223d0ff8d16863ec60fd56df4658f2b7d840ad5dff81638a0bd12e.exe 5 PID 1128 wrote to memory of 592 1128 1aa5039741223d0ff8d16863ec60fd56df4658f2b7d840ad5dff81638a0bd12e.exe 5 PID 1128 wrote to memory of 592 1128 1aa5039741223d0ff8d16863ec60fd56df4658f2b7d840ad5dff81638a0bd12e.exe 5 PID 1128 wrote to memory of 592 1128 1aa5039741223d0ff8d16863ec60fd56df4658f2b7d840ad5dff81638a0bd12e.exe 5 PID 1128 wrote to memory of 592 1128 1aa5039741223d0ff8d16863ec60fd56df4658f2b7d840ad5dff81638a0bd12e.exe 5 PID 1128 wrote to memory of 592 1128 1aa5039741223d0ff8d16863ec60fd56df4658f2b7d840ad5dff81638a0bd12e.exe 5 PID 1128 wrote to memory of 592 1128 1aa5039741223d0ff8d16863ec60fd56df4658f2b7d840ad5dff81638a0bd12e.exe 5 PID 1128 wrote to memory of 592 1128 1aa5039741223d0ff8d16863ec60fd56df4658f2b7d840ad5dff81638a0bd12e.exe 5 PID 1128 wrote to memory of 592 1128 1aa5039741223d0ff8d16863ec60fd56df4658f2b7d840ad5dff81638a0bd12e.exe 5 PID 1128 wrote to memory of 592 1128 1aa5039741223d0ff8d16863ec60fd56df4658f2b7d840ad5dff81638a0bd12e.exe 5 PID 1128 wrote to memory of 592 1128 1aa5039741223d0ff8d16863ec60fd56df4658f2b7d840ad5dff81638a0bd12e.exe 5 PID 1128 wrote to memory of 592 1128 1aa5039741223d0ff8d16863ec60fd56df4658f2b7d840ad5dff81638a0bd12e.exe 5 PID 1128 wrote to memory of 592 1128 1aa5039741223d0ff8d16863ec60fd56df4658f2b7d840ad5dff81638a0bd12e.exe 5 PID 1128 wrote to memory of 592 1128 1aa5039741223d0ff8d16863ec60fd56df4658f2b7d840ad5dff81638a0bd12e.exe 5 PID 1128 wrote to memory of 592 1128 1aa5039741223d0ff8d16863ec60fd56df4658f2b7d840ad5dff81638a0bd12e.exe 5 PID 1128 wrote to memory of 592 1128 1aa5039741223d0ff8d16863ec60fd56df4658f2b7d840ad5dff81638a0bd12e.exe 5 PID 1128 wrote to memory of 592 1128 1aa5039741223d0ff8d16863ec60fd56df4658f2b7d840ad5dff81638a0bd12e.exe 5 PID 1128 wrote to memory of 592 1128 1aa5039741223d0ff8d16863ec60fd56df4658f2b7d840ad5dff81638a0bd12e.exe 5 PID 1128 wrote to memory of 592 1128 1aa5039741223d0ff8d16863ec60fd56df4658f2b7d840ad5dff81638a0bd12e.exe 5 PID 1128 wrote to memory of 592 1128 1aa5039741223d0ff8d16863ec60fd56df4658f2b7d840ad5dff81638a0bd12e.exe 5 PID 1128 wrote to memory of 592 1128 1aa5039741223d0ff8d16863ec60fd56df4658f2b7d840ad5dff81638a0bd12e.exe 5 PID 1128 wrote to memory of 592 1128 1aa5039741223d0ff8d16863ec60fd56df4658f2b7d840ad5dff81638a0bd12e.exe 5 PID 1128 wrote to memory of 592 1128 1aa5039741223d0ff8d16863ec60fd56df4658f2b7d840ad5dff81638a0bd12e.exe 5 PID 1128 wrote to memory of 592 1128 1aa5039741223d0ff8d16863ec60fd56df4658f2b7d840ad5dff81638a0bd12e.exe 5 PID 1128 wrote to memory of 592 1128 1aa5039741223d0ff8d16863ec60fd56df4658f2b7d840ad5dff81638a0bd12e.exe 5 PID 1128 wrote to memory of 592 1128 1aa5039741223d0ff8d16863ec60fd56df4658f2b7d840ad5dff81638a0bd12e.exe 5 PID 1128 wrote to memory of 592 1128 1aa5039741223d0ff8d16863ec60fd56df4658f2b7d840ad5dff81638a0bd12e.exe 5 PID 1128 wrote to memory of 592 1128 1aa5039741223d0ff8d16863ec60fd56df4658f2b7d840ad5dff81638a0bd12e.exe 5 PID 1128 wrote to memory of 592 1128 1aa5039741223d0ff8d16863ec60fd56df4658f2b7d840ad5dff81638a0bd12e.exe 5 PID 1128 wrote to memory of 592 1128 1aa5039741223d0ff8d16863ec60fd56df4658f2b7d840ad5dff81638a0bd12e.exe 5 PID 1128 wrote to memory of 592 1128 1aa5039741223d0ff8d16863ec60fd56df4658f2b7d840ad5dff81638a0bd12e.exe 5 PID 1128 wrote to memory of 592 1128 1aa5039741223d0ff8d16863ec60fd56df4658f2b7d840ad5dff81638a0bd12e.exe 5 PID 1128 wrote to memory of 592 1128 1aa5039741223d0ff8d16863ec60fd56df4658f2b7d840ad5dff81638a0bd12e.exe 5 PID 1128 wrote to memory of 592 1128 1aa5039741223d0ff8d16863ec60fd56df4658f2b7d840ad5dff81638a0bd12e.exe 5 PID 1128 wrote to memory of 592 1128 1aa5039741223d0ff8d16863ec60fd56df4658f2b7d840ad5dff81638a0bd12e.exe 5 PID 1128 wrote to memory of 592 1128 1aa5039741223d0ff8d16863ec60fd56df4658f2b7d840ad5dff81638a0bd12e.exe 5 PID 1128 wrote to memory of 592 1128 1aa5039741223d0ff8d16863ec60fd56df4658f2b7d840ad5dff81638a0bd12e.exe 5 PID 1128 wrote to memory of 592 1128 1aa5039741223d0ff8d16863ec60fd56df4658f2b7d840ad5dff81638a0bd12e.exe 5 PID 1128 wrote to memory of 592 1128 1aa5039741223d0ff8d16863ec60fd56df4658f2b7d840ad5dff81638a0bd12e.exe 5 PID 1128 wrote to memory of 592 1128 1aa5039741223d0ff8d16863ec60fd56df4658f2b7d840ad5dff81638a0bd12e.exe 5 PID 1128 wrote to memory of 592 1128 1aa5039741223d0ff8d16863ec60fd56df4658f2b7d840ad5dff81638a0bd12e.exe 5 PID 1128 wrote to memory of 592 1128 1aa5039741223d0ff8d16863ec60fd56df4658f2b7d840ad5dff81638a0bd12e.exe 5 PID 1128 wrote to memory of 592 1128 1aa5039741223d0ff8d16863ec60fd56df4658f2b7d840ad5dff81638a0bd12e.exe 5 PID 1128 wrote to memory of 592 1128 1aa5039741223d0ff8d16863ec60fd56df4658f2b7d840ad5dff81638a0bd12e.exe 5 PID 1128 wrote to memory of 592 1128 1aa5039741223d0ff8d16863ec60fd56df4658f2b7d840ad5dff81638a0bd12e.exe 5
Processes
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C:\Windows\system32\winlogon.exewinlogon.exe1⤵PID:592
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C:\Users\Admin\AppData\Local\Temp\1aa5039741223d0ff8d16863ec60fd56df4658f2b7d840ad5dff81638a0bd12e.exe"C:\Users\Admin\AppData\Local\Temp\1aa5039741223d0ff8d16863ec60fd56df4658f2b7d840ad5dff81638a0bd12e.exe"1⤵
- Modifies WinLogon for persistence
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1128