Analysis
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max time kernel
111s -
max time network
18s -
platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system -
submitted
12-11-2024 15:08
Static task
static1
Behavioral task
behavioral1
Sample
ff6df985696e6c5aabc6fe2f141f7bbe06a4fc0d223974c8d134bc0dd68243b1N.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
ff6df985696e6c5aabc6fe2f141f7bbe06a4fc0d223974c8d134bc0dd68243b1N.exe
Resource
win10v2004-20241007-en
General
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Target
ff6df985696e6c5aabc6fe2f141f7bbe06a4fc0d223974c8d134bc0dd68243b1N.exe
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Size
4.2MB
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MD5
d4dbae25b11afc78ef7a5993f1972e00
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SHA1
b1fcf4f6fe112dd5069dad5b20957d8dc7fffb6a
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SHA256
ff6df985696e6c5aabc6fe2f141f7bbe06a4fc0d223974c8d134bc0dd68243b1
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SHA512
a96eb11d1191d3132ec8b926ab074a18876043fcd7148527d9792eb181c80fa438dab4326839f88b7f106c385af5f2acaea44c679c8e85e1d441cc7fe58284de
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SSDEEP
49152:90zBwFbfscEmKev3KcYq1r7RISY4+jfC09VbGR0T1c0tkAxT66LV8kq160E:2B+o1c0tkStykq160E
Malware Config
Signatures
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Executes dropped EXE 2 IoCs
Processes:
sysx32.exe_ff6df985696e6c5aabc6fe2f141f7bbe06a4fc0d223974c8d134bc0dd68243b1N.exepid Process 2368 sysx32.exe 1224 _ff6df985696e6c5aabc6fe2f141f7bbe06a4fc0d223974c8d134bc0dd68243b1N.exe -
Loads dropped DLL 3 IoCs
Processes:
ff6df985696e6c5aabc6fe2f141f7bbe06a4fc0d223974c8d134bc0dd68243b1N.exepid Process 1736 ff6df985696e6c5aabc6fe2f141f7bbe06a4fc0d223974c8d134bc0dd68243b1N.exe 1736 ff6df985696e6c5aabc6fe2f141f7bbe06a4fc0d223974c8d134bc0dd68243b1N.exe 1736 ff6df985696e6c5aabc6fe2f141f7bbe06a4fc0d223974c8d134bc0dd68243b1N.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
ff6df985696e6c5aabc6fe2f141f7bbe06a4fc0d223974c8d134bc0dd68243b1N.exedescription ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\sys32 = "C:\\Windows\\system32\\sysx32.exe" ff6df985696e6c5aabc6fe2f141f7bbe06a4fc0d223974c8d134bc0dd68243b1N.exe -
Enumerates connected drives 3 TTPs 2 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
Processes:
sysx32.exedescription ioc Process File opened (read-only) \??\A: sysx32.exe File opened (read-only) \??\B: sysx32.exe -
Drops file in System32 directory 3 IoCs
Processes:
ff6df985696e6c5aabc6fe2f141f7bbe06a4fc0d223974c8d134bc0dd68243b1N.exesysx32.exedescription ioc Process File created C:\Windows\SysWOW64\sysx32.exe ff6df985696e6c5aabc6fe2f141f7bbe06a4fc0d223974c8d134bc0dd68243b1N.exe File opened for modification C:\Windows\SysWOW64\sysx32.exe ff6df985696e6c5aabc6fe2f141f7bbe06a4fc0d223974c8d134bc0dd68243b1N.exe File created C:\Windows\SysWOW64\sysx32.exe sysx32.exe -
Drops file in Program Files directory 2 IoCs
Processes:
sysx32.exedescription ioc Process File created C:\Program Files\7-Zip\7z.exe.tmp sysx32.exe File opened for modification C:\Program Files\7-Zip\7z.exe.tmp sysx32.exe -
System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
Processes:
ff6df985696e6c5aabc6fe2f141f7bbe06a4fc0d223974c8d134bc0dd68243b1N.exedescription ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ff6df985696e6c5aabc6fe2f141f7bbe06a4fc0d223974c8d134bc0dd68243b1N.exe -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
ff6df985696e6c5aabc6fe2f141f7bbe06a4fc0d223974c8d134bc0dd68243b1N.exedescription pid Process procid_target PID 1736 wrote to memory of 2368 1736 ff6df985696e6c5aabc6fe2f141f7bbe06a4fc0d223974c8d134bc0dd68243b1N.exe 30 PID 1736 wrote to memory of 2368 1736 ff6df985696e6c5aabc6fe2f141f7bbe06a4fc0d223974c8d134bc0dd68243b1N.exe 30 PID 1736 wrote to memory of 2368 1736 ff6df985696e6c5aabc6fe2f141f7bbe06a4fc0d223974c8d134bc0dd68243b1N.exe 30 PID 1736 wrote to memory of 2368 1736 ff6df985696e6c5aabc6fe2f141f7bbe06a4fc0d223974c8d134bc0dd68243b1N.exe 30 PID 1736 wrote to memory of 1224 1736 ff6df985696e6c5aabc6fe2f141f7bbe06a4fc0d223974c8d134bc0dd68243b1N.exe 31 PID 1736 wrote to memory of 1224 1736 ff6df985696e6c5aabc6fe2f141f7bbe06a4fc0d223974c8d134bc0dd68243b1N.exe 31 PID 1736 wrote to memory of 1224 1736 ff6df985696e6c5aabc6fe2f141f7bbe06a4fc0d223974c8d134bc0dd68243b1N.exe 31 PID 1736 wrote to memory of 1224 1736 ff6df985696e6c5aabc6fe2f141f7bbe06a4fc0d223974c8d134bc0dd68243b1N.exe 31
Processes
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C:\Users\Admin\AppData\Local\Temp\ff6df985696e6c5aabc6fe2f141f7bbe06a4fc0d223974c8d134bc0dd68243b1N.exe"C:\Users\Admin\AppData\Local\Temp\ff6df985696e6c5aabc6fe2f141f7bbe06a4fc0d223974c8d134bc0dd68243b1N.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1736 -
C:\Windows\SysWOW64\sysx32.exeC:\Windows\system32\sysx32.exe /scan2⤵
- Executes dropped EXE
- Enumerates connected drives
- Drops file in System32 directory
- Drops file in Program Files directory
PID:2368
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C:\Users\Admin\AppData\Local\Temp\_ff6df985696e6c5aabc6fe2f141f7bbe06a4fc0d223974c8d134bc0dd68243b1N.exeC:\Users\Admin\AppData\Local\Temp\_ff6df985696e6c5aabc6fe2f141f7bbe06a4fc0d223974c8d134bc0dd68243b1N.exe2⤵
- Executes dropped EXE
PID:1224
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\_ff6df985696e6c5aabc6fe2f141f7bbe06a4fc0d223974c8d134bc0dd68243b1N.exe
Filesize4.2MB
MD595e8ac8b3dd0f9a63957b1fb40d19ab7
SHA196851d50d2e090fe535343dca6de0f8fb28b2019
SHA256791cd8217a36dc8b46a7712a5a51f8903f4f0c9bce35483e26e4427bb50539bf
SHA5125824164eb6e9ba6d35333f63e8a756fea9ec0c39cf54e876b5213dfa7aa10a2da2daf37720a70e0087aab2a0f0ab10c46364e314df2678ffd5c6528883d084bd
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Filesize
4.2MB
MD5d4dbae25b11afc78ef7a5993f1972e00
SHA1b1fcf4f6fe112dd5069dad5b20957d8dc7fffb6a
SHA256ff6df985696e6c5aabc6fe2f141f7bbe06a4fc0d223974c8d134bc0dd68243b1
SHA512a96eb11d1191d3132ec8b926ab074a18876043fcd7148527d9792eb181c80fa438dab4326839f88b7f106c385af5f2acaea44c679c8e85e1d441cc7fe58284de