Analysis
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max time kernel
214s -
max time network
249s -
platform
windows7_x64 -
resource
win7-20230831-en -
resource tags
arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system -
submitted
11-10-2023 11:23
Static task
static1
Behavioral task
behavioral1
Sample
40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef_JC.exe
Resource
win7-20230831-en
General
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Target
40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef_JC.exe
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Size
7.8MB
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MD5
b8d03a02e654dfc840f21297b8dc99b2
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SHA1
615aced62a15e9a1733bfb2c390ba83f024bbbd7
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SHA256
40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef
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SHA512
5f9b459df94dac7dc17f90a8dc53d968c3c0e2fc5c41b107ece1683621ef887d8f01abeec04ec0d9beb87fd11c54f39d71c7ec5c2502ec1db68ffacd018c4194
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SSDEEP
196608:KUYuomDLdUgXNjeOoUoB/mZMnsDJKB4o+uBxKd8c:TzoQLd0O6B7c0BTLjbc
Malware Config
Extracted
bitrat
1.38
bitnow7005.duckdns.org:7005
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communication_password
827ccb0eea8a706c4c34a16891f84e7b
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tor_process
tor
Signatures
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Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs
pid Process 2756 RegAsm.exe 2756 RegAsm.exe 2756 RegAsm.exe 2756 RegAsm.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2828 set thread context of 2756 2828 40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef_JC.exe 28 -
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 2840 schtasks.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 2756 RegAsm.exe Token: SeShutdownPrivilege 2756 RegAsm.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2756 RegAsm.exe 2756 RegAsm.exe -
Suspicious use of WriteProcessMemory 31 IoCs
description pid Process procid_target PID 2828 wrote to memory of 2756 2828 40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef_JC.exe 28 PID 2828 wrote to memory of 2756 2828 40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef_JC.exe 28 PID 2828 wrote to memory of 2756 2828 40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef_JC.exe 28 PID 2828 wrote to memory of 2756 2828 40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef_JC.exe 28 PID 2828 wrote to memory of 2756 2828 40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef_JC.exe 28 PID 2828 wrote to memory of 2756 2828 40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef_JC.exe 28 PID 2828 wrote to memory of 2756 2828 40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef_JC.exe 28 PID 2828 wrote to memory of 2756 2828 40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef_JC.exe 28 PID 2828 wrote to memory of 2756 2828 40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef_JC.exe 28 PID 2828 wrote to memory of 2756 2828 40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef_JC.exe 28 PID 2828 wrote to memory of 2756 2828 40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef_JC.exe 28 PID 2828 wrote to memory of 2756 2828 40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef_JC.exe 28 PID 2828 wrote to memory of 2756 2828 40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef_JC.exe 28 PID 2828 wrote to memory of 2756 2828 40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef_JC.exe 28 PID 2828 wrote to memory of 2756 2828 40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef_JC.exe 28 PID 2828 wrote to memory of 2592 2828 40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef_JC.exe 29 PID 2828 wrote to memory of 2592 2828 40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef_JC.exe 29 PID 2828 wrote to memory of 2592 2828 40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef_JC.exe 29 PID 2828 wrote to memory of 2592 2828 40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef_JC.exe 29 PID 2828 wrote to memory of 1668 2828 40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef_JC.exe 33 PID 2828 wrote to memory of 1668 2828 40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef_JC.exe 33 PID 2828 wrote to memory of 1668 2828 40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef_JC.exe 33 PID 2828 wrote to memory of 1668 2828 40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef_JC.exe 33 PID 2828 wrote to memory of 3024 2828 40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef_JC.exe 32 PID 2828 wrote to memory of 3024 2828 40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef_JC.exe 32 PID 2828 wrote to memory of 3024 2828 40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef_JC.exe 32 PID 2828 wrote to memory of 3024 2828 40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef_JC.exe 32 PID 1668 wrote to memory of 2840 1668 cmd.exe 35 PID 1668 wrote to memory of 2840 1668 cmd.exe 35 PID 1668 wrote to memory of 2840 1668 cmd.exe 35 PID 1668 wrote to memory of 2840 1668 cmd.exe 35
Processes
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C:\Users\Admin\AppData\Local\Temp\40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef_JC.exe"C:\Users\Admin\AppData\Local\Temp\40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef_JC.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2828 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"2⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:2756
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C:\Windows\SysWOW64\cmd.exe"cmd" /c mkdir "C:\Users\Admin\AppData\Roaming\svchost"2⤵PID:2592
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C:\Windows\SysWOW64\cmd.exe"cmd" /c copy "C:\Users\Admin\AppData\Local\Temp\40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef_JC.exe" "C:\Users\Admin\AppData\Roaming\svchost\svchost.exe"2⤵PID:3024
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C:\Windows\SysWOW64\cmd.exe"cmd" /c schtasks /create /sc minute /mo 1 /tn "Nafifas" /tr "'C:\Users\Admin\AppData\Roaming\svchost\svchost.exe'" /f2⤵
- Suspicious use of WriteProcessMemory
PID:1668 -
C:\Windows\SysWOW64\schtasks.exeschtasks /create /sc minute /mo 1 /tn "Nafifas" /tr "'C:\Users\Admin\AppData\Roaming\svchost\svchost.exe'" /f3⤵
- Creates scheduled task(s)
PID:2840
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