Analysis
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max time kernel
89s -
max time network
31s -
platform
windows7_x64 -
resource
win7-20221111-en -
resource tags
arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system -
submitted
01-12-2022 23:29
Static task
static1
Behavioral task
behavioral1
Sample
5f714c994796bd8d785870136d5ea37c63f5395254ab9b478e247e1e4e368ef8.exe
Resource
win7-20221111-en
Behavioral task
behavioral2
Sample
5f714c994796bd8d785870136d5ea37c63f5395254ab9b478e247e1e4e368ef8.exe
Resource
win10v2004-20220812-en
General
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Target
5f714c994796bd8d785870136d5ea37c63f5395254ab9b478e247e1e4e368ef8.exe
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Size
40KB
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MD5
16119eaa6022034751f21c50c90f6a93
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SHA1
8a69732e9939310a682ad1da1e4564ec3499e902
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SHA256
5f714c994796bd8d785870136d5ea37c63f5395254ab9b478e247e1e4e368ef8
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SHA512
c3cbbd6585e7ab0917e5e842c0ef51b354894b7b1d518cf840675adf824c85bbf83039161f4887a02142629af77274b7fe755f15d28417f29bcce261dd4f947a
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SSDEEP
768:LJgjz3Ge4FlgZyiaCSedw1fpSmBEqxr6J4wtu:LJgjz3J4FlgASdK/ZBStu
Malware Config
Signatures
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Modifies Installed Components in the registry 2 TTPs 2 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{F3165FF9-2B03-4008-0AB9-C0875C8F9C0F} 5f714c994796bd8d785870136d5ea37c63f5395254ab9b478e247e1e4e368ef8.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{F3165FF9-2B03-4008-0AB9-C0875C8F9C0F}\stubpath = "%SystemRoot%\\system32\\AYLaunch.exe" 5f714c994796bd8d785870136d5ea37c63f5395254ab9b478e247e1e4e368ef8.exe -
Deletes itself 1 IoCs
pid Process 548 cmd.exe -
Drops file in System32 directory 2 IoCs
description ioc Process File created C:\Windows\SysWOW64\AYLaunch.exe 5f714c994796bd8d785870136d5ea37c63f5395254ab9b478e247e1e4e368ef8.exe File opened for modification C:\Windows\SysWOW64\AYLaunch.exe 5f714c994796bd8d785870136d5ea37c63f5395254ab9b478e247e1e4e368ef8.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 1352 5f714c994796bd8d785870136d5ea37c63f5395254ab9b478e247e1e4e368ef8.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 1352 wrote to memory of 1984 1352 5f714c994796bd8d785870136d5ea37c63f5395254ab9b478e247e1e4e368ef8.exe 28 PID 1352 wrote to memory of 1984 1352 5f714c994796bd8d785870136d5ea37c63f5395254ab9b478e247e1e4e368ef8.exe 28 PID 1352 wrote to memory of 1984 1352 5f714c994796bd8d785870136d5ea37c63f5395254ab9b478e247e1e4e368ef8.exe 28 PID 1352 wrote to memory of 1984 1352 5f714c994796bd8d785870136d5ea37c63f5395254ab9b478e247e1e4e368ef8.exe 28 PID 1352 wrote to memory of 548 1352 5f714c994796bd8d785870136d5ea37c63f5395254ab9b478e247e1e4e368ef8.exe 30 PID 1352 wrote to memory of 548 1352 5f714c994796bd8d785870136d5ea37c63f5395254ab9b478e247e1e4e368ef8.exe 30 PID 1352 wrote to memory of 548 1352 5f714c994796bd8d785870136d5ea37c63f5395254ab9b478e247e1e4e368ef8.exe 30 PID 1352 wrote to memory of 548 1352 5f714c994796bd8d785870136d5ea37c63f5395254ab9b478e247e1e4e368ef8.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\5f714c994796bd8d785870136d5ea37c63f5395254ab9b478e247e1e4e368ef8.exe"C:\Users\Admin\AppData\Local\Temp\5f714c994796bd8d785870136d5ea37c63f5395254ab9b478e247e1e4e368ef8.exe"1⤵
- Modifies Installed Components in the registry
- Drops file in System32 directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1352 -
C:\Windows\SysWOW64\reg.exereg delete "HKEY_CURRENT_USER\Software\Microsoft\Active Setup\Installed Components\{F3165FF9-2B03-4008-0AB9-C0875C8F9C0F}" /f2⤵PID:1984
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c del C:\Users\Admin\AppData\Local\Temp\5F714C~1.EXE > nul2⤵
- Deletes itself
PID:548
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