Analysis
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max time kernel
160s -
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
03/10/2022, 14:52
Static task
static1
Behavioral task
behavioral1
Sample
3860ff2134b2b1711ce730162ef9403137f1d195faea6deb47c29cffd76e3acc.exe
Resource
win7-20220901-en
Behavioral task
behavioral2
Sample
3860ff2134b2b1711ce730162ef9403137f1d195faea6deb47c29cffd76e3acc.exe
Resource
win10v2004-20220812-en
General
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Target
3860ff2134b2b1711ce730162ef9403137f1d195faea6deb47c29cffd76e3acc.exe
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Size
40KB
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MD5
6e35256929b4b47c8930b4dc9f59838d
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SHA1
55b36b6ac3095c19169ddc821b679ee39d5c7e36
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SHA256
3860ff2134b2b1711ce730162ef9403137f1d195faea6deb47c29cffd76e3acc
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SHA512
4ddf1a5ca814a3e7e430daf60284ccd5c3c4c6805fc42613f55434604a36f50bffd83cc6b8a1b94e04f5b7e864b5354a88d31e208584b72b77a9fc654bf0cb17
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SSDEEP
768:LJgjz3Ge4FlgZyiaCSedw1fpSmBEqxr6J4wtEB:LJgjz3J4FlgASdK/ZBStEB
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\{71258763-ABB5-F316-37D9-655F1EACA21F} 3860ff2134b2b1711ce730162ef9403137f1d195faea6deb47c29cffd76e3acc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{71258763-ABB5-F316-37D9-655F1EACA21F}\stubpath = "%SystemRoot%\\system32\\AYLaunch.exe" 3860ff2134b2b1711ce730162ef9403137f1d195faea6deb47c29cffd76e3acc.exe -
Drops file in System32 directory 2 IoCs
description ioc Process File created C:\Windows\SysWOW64\AYLaunch.exe 3860ff2134b2b1711ce730162ef9403137f1d195faea6deb47c29cffd76e3acc.exe File opened for modification C:\Windows\SysWOW64\AYLaunch.exe 3860ff2134b2b1711ce730162ef9403137f1d195faea6deb47c29cffd76e3acc.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 3644 3860ff2134b2b1711ce730162ef9403137f1d195faea6deb47c29cffd76e3acc.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 3644 wrote to memory of 1396 3644 3860ff2134b2b1711ce730162ef9403137f1d195faea6deb47c29cffd76e3acc.exe 81 PID 3644 wrote to memory of 1396 3644 3860ff2134b2b1711ce730162ef9403137f1d195faea6deb47c29cffd76e3acc.exe 81 PID 3644 wrote to memory of 1396 3644 3860ff2134b2b1711ce730162ef9403137f1d195faea6deb47c29cffd76e3acc.exe 81 PID 3644 wrote to memory of 2864 3644 3860ff2134b2b1711ce730162ef9403137f1d195faea6deb47c29cffd76e3acc.exe 85 PID 3644 wrote to memory of 2864 3644 3860ff2134b2b1711ce730162ef9403137f1d195faea6deb47c29cffd76e3acc.exe 85 PID 3644 wrote to memory of 2864 3644 3860ff2134b2b1711ce730162ef9403137f1d195faea6deb47c29cffd76e3acc.exe 85
Processes
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C:\Users\Admin\AppData\Local\Temp\3860ff2134b2b1711ce730162ef9403137f1d195faea6deb47c29cffd76e3acc.exe"C:\Users\Admin\AppData\Local\Temp\3860ff2134b2b1711ce730162ef9403137f1d195faea6deb47c29cffd76e3acc.exe"1⤵
- Modifies Installed Components in the registry
- Drops file in System32 directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3644 -
C:\Windows\SysWOW64\reg.exereg delete "HKEY_CURRENT_USER\Software\Microsoft\Active Setup\Installed Components\{71258763-ABB5-F316-37D9-655F1EACA21F}" /f2⤵PID:1396
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c del C:\Users\Admin\AppData\Local\Temp\3860FF~1.EXE > nul2⤵PID:2864
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