Analysis
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max time kernel
121s -
max time network
121s -
platform
windows7_x64 -
resource
win7-20240215-en -
resource tags
arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system -
submitted
24-05-2024 16:32
Static task
static1
Behavioral task
behavioral1
Sample
1b8917df1794f5f1bccfc0375cc05178d9bf255f5f97260b8be4d15dd8f10e01.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
1b8917df1794f5f1bccfc0375cc05178d9bf255f5f97260b8be4d15dd8f10e01.exe
Resource
win10v2004-20240426-en
General
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Target
1b8917df1794f5f1bccfc0375cc05178d9bf255f5f97260b8be4d15dd8f10e01.exe
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Size
17KB
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MD5
6dc73e100c9640c1b6915bfafb007e20
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SHA1
71faf48fec591ee42175f06486067d4d3f6f7236
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SHA256
1b8917df1794f5f1bccfc0375cc05178d9bf255f5f97260b8be4d15dd8f10e01
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SHA512
6be947849a04d0b541f1d86196e6c77ceb0d2a1c62c97b9919c17c02075191f207da2d27ddd10cf4e5c4763e1f3c492f204f21ed297d559ab14b541a18ac1e4f
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SSDEEP
384:x+uPfoQ+DfYMzKdPEsOuubuEG3KHM2/1Km:IMAQ+BzWPEwnE+KHM2/R
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
svhost.exepid process 1832 svhost.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Adds Run key to start application 2 TTPs 2 IoCs
Processes:
1b8917df1794f5f1bccfc0375cc05178d9bf255f5f97260b8be4d15dd8f10e01.exesvhost.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Winhost = "C:\\Windows\\svhost.exe" 1b8917df1794f5f1bccfc0375cc05178d9bf255f5f97260b8be4d15dd8f10e01.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Winhost = "C:\\Windows\\svhost.exe" svhost.exe -
Drops file in Windows directory 2 IoCs
Processes:
svhost.exe1b8917df1794f5f1bccfc0375cc05178d9bf255f5f97260b8be4d15dd8f10e01.exedescription ioc process File created C:\Windows\svhost.exe svhost.exe File created C:\Windows\svhost.exe 1b8917df1794f5f1bccfc0375cc05178d9bf255f5f97260b8be4d15dd8f10e01.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
1b8917df1794f5f1bccfc0375cc05178d9bf255f5f97260b8be4d15dd8f10e01.exesvhost.exedescription pid process Token: SeDebugPrivilege 2256 1b8917df1794f5f1bccfc0375cc05178d9bf255f5f97260b8be4d15dd8f10e01.exe Token: SeDebugPrivilege 1832 svhost.exe -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
1b8917df1794f5f1bccfc0375cc05178d9bf255f5f97260b8be4d15dd8f10e01.exedescription pid process target process PID 2256 wrote to memory of 1832 2256 1b8917df1794f5f1bccfc0375cc05178d9bf255f5f97260b8be4d15dd8f10e01.exe svhost.exe PID 2256 wrote to memory of 1832 2256 1b8917df1794f5f1bccfc0375cc05178d9bf255f5f97260b8be4d15dd8f10e01.exe svhost.exe PID 2256 wrote to memory of 1832 2256 1b8917df1794f5f1bccfc0375cc05178d9bf255f5f97260b8be4d15dd8f10e01.exe svhost.exe PID 2256 wrote to memory of 1832 2256 1b8917df1794f5f1bccfc0375cc05178d9bf255f5f97260b8be4d15dd8f10e01.exe svhost.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\1b8917df1794f5f1bccfc0375cc05178d9bf255f5f97260b8be4d15dd8f10e01.exe"C:\Users\Admin\AppData\Local\Temp\1b8917df1794f5f1bccfc0375cc05178d9bf255f5f97260b8be4d15dd8f10e01.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\svhost.exe"C:\Windows\svhost.exe"2⤵
- Executes dropped EXE
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\Qieu9EOzUoigQQu.exeFilesize
17KB
MD5eaaf28b37999ddd5bff740a72fc05cfc
SHA1d54e28639b02161db1262255227adb3cf4039fac
SHA256e819db32441cbe02b71858c4d692e66e848e09c19b01cbfc42c58243ab0b6f2d
SHA512aa68759c8e5c951e13194d6cacc9501ad092b00ae61418121b3fe7b98d1468518da7957e18acb261a96237acab8ec521916386904e23fa9e03606e881f3caff9
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C:\Windows\svhost.exeFilesize
16KB
MD576fd02b48297edb28940bdfa3fa1c48a
SHA1bf5cae1057a0aca8bf3aab8b121fe77ebb0788ce
SHA25607abd35f09b954eba7011ce18b225017c50168e039732680df58ae703324825c
SHA51228c7bf4785547f6df9d678699a55cfb24c429a2bac5375733ff2f760c92933190517d8acd740bdf69c3ecc799635279af5d7ebd848c5b471318d1f330c441ff0