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
Processes:
RegAsm.exepid process 2756 RegAsm.exe 2756 RegAsm.exe 2756 RegAsm.exe 2756 RegAsm.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef_JC.exedescription pid process target process PID 2828 set thread context of 2756 2828 40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef_JC.exe RegAsm.exe -
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
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Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
RegAsm.exedescription pid process Token: SeDebugPrivilege 2756 RegAsm.exe Token: SeShutdownPrivilege 2756 RegAsm.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
RegAsm.exepid process 2756 RegAsm.exe 2756 RegAsm.exe -
Suspicious use of WriteProcessMemory 31 IoCs
Processes:
40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef_JC.execmd.exedescription pid process target process PID 2828 wrote to memory of 2756 2828 40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef_JC.exe RegAsm.exe PID 2828 wrote to memory of 2756 2828 40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef_JC.exe RegAsm.exe PID 2828 wrote to memory of 2756 2828 40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef_JC.exe RegAsm.exe PID 2828 wrote to memory of 2756 2828 40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef_JC.exe RegAsm.exe PID 2828 wrote to memory of 2756 2828 40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef_JC.exe RegAsm.exe PID 2828 wrote to memory of 2756 2828 40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef_JC.exe RegAsm.exe PID 2828 wrote to memory of 2756 2828 40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef_JC.exe RegAsm.exe PID 2828 wrote to memory of 2756 2828 40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef_JC.exe RegAsm.exe PID 2828 wrote to memory of 2756 2828 40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef_JC.exe RegAsm.exe PID 2828 wrote to memory of 2756 2828 40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef_JC.exe RegAsm.exe PID 2828 wrote to memory of 2756 2828 40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef_JC.exe RegAsm.exe PID 2828 wrote to memory of 2756 2828 40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef_JC.exe RegAsm.exe PID 2828 wrote to memory of 2756 2828 40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef_JC.exe RegAsm.exe PID 2828 wrote to memory of 2756 2828 40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef_JC.exe RegAsm.exe PID 2828 wrote to memory of 2756 2828 40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef_JC.exe RegAsm.exe PID 2828 wrote to memory of 2592 2828 40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef_JC.exe cmd.exe PID 2828 wrote to memory of 2592 2828 40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef_JC.exe cmd.exe PID 2828 wrote to memory of 2592 2828 40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef_JC.exe cmd.exe PID 2828 wrote to memory of 2592 2828 40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef_JC.exe cmd.exe PID 2828 wrote to memory of 1668 2828 40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef_JC.exe cmd.exe PID 2828 wrote to memory of 1668 2828 40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef_JC.exe cmd.exe PID 2828 wrote to memory of 1668 2828 40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef_JC.exe cmd.exe PID 2828 wrote to memory of 1668 2828 40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef_JC.exe cmd.exe PID 2828 wrote to memory of 3024 2828 40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef_JC.exe cmd.exe PID 2828 wrote to memory of 3024 2828 40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef_JC.exe cmd.exe PID 2828 wrote to memory of 3024 2828 40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef_JC.exe cmd.exe PID 2828 wrote to memory of 3024 2828 40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef_JC.exe cmd.exe PID 1668 wrote to memory of 2840 1668 cmd.exe schtasks.exe PID 1668 wrote to memory of 2840 1668 cmd.exe schtasks.exe PID 1668 wrote to memory of 2840 1668 cmd.exe schtasks.exe PID 1668 wrote to memory of 2840 1668 cmd.exe schtasks.exe
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 -
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
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/2756-27-0x0000000000400000-0x00000000007CE000-memory.dmpFilesize
3.8MB
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memory/2756-55-0x0000000000400000-0x00000000007CE000-memory.dmpFilesize
3.8MB
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memory/2756-54-0x0000000000400000-0x00000000007CE000-memory.dmpFilesize
3.8MB
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memory/2756-31-0x0000000000400000-0x00000000007CE000-memory.dmpFilesize
3.8MB
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memory/2756-52-0x0000000000400000-0x00000000007CE000-memory.dmpFilesize
3.8MB
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memory/2756-53-0x0000000000400000-0x00000000007CE000-memory.dmpFilesize
3.8MB
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memory/2756-6-0x0000000000400000-0x00000000007CE000-memory.dmpFilesize
3.8MB
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memory/2756-7-0x0000000000400000-0x00000000007CE000-memory.dmpFilesize
3.8MB
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memory/2756-50-0x0000000000400000-0x00000000007CE000-memory.dmpFilesize
3.8MB
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memory/2756-10-0x0000000000400000-0x00000000007CE000-memory.dmpFilesize
3.8MB
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memory/2756-12-0x0000000000400000-0x00000000007CE000-memory.dmpFilesize
3.8MB
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memory/2756-14-0x0000000000400000-0x00000000007CE000-memory.dmpFilesize
3.8MB
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memory/2756-16-0x0000000000400000-0x00000000007CE000-memory.dmpFilesize
3.8MB
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memory/2756-18-0x000000007EFDE000-0x000000007EFDF000-memory.dmpFilesize
4KB
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memory/2756-20-0x0000000000400000-0x00000000007CE000-memory.dmpFilesize
3.8MB
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memory/2756-51-0x0000000000400000-0x00000000007CE000-memory.dmpFilesize
3.8MB
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memory/2756-22-0x0000000000400000-0x00000000007CE000-memory.dmpFilesize
3.8MB
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memory/2756-29-0x0000000000400000-0x00000000007CE000-memory.dmpFilesize
3.8MB
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memory/2756-8-0x0000000000400000-0x00000000007CE000-memory.dmpFilesize
3.8MB
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memory/2756-49-0x0000000000400000-0x00000000007CE000-memory.dmpFilesize
3.8MB
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memory/2756-42-0x0000000000400000-0x00000000007CE000-memory.dmpFilesize
3.8MB
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memory/2756-35-0x0000000000400000-0x00000000007CE000-memory.dmpFilesize
3.8MB
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memory/2756-37-0x0000000000400000-0x00000000007CE000-memory.dmpFilesize
3.8MB
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memory/2756-39-0x0000000000400000-0x00000000007CE000-memory.dmpFilesize
3.8MB
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memory/2756-41-0x0000000000400000-0x00000000007CE000-memory.dmpFilesize
3.8MB
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memory/2756-33-0x0000000000400000-0x00000000007CE000-memory.dmpFilesize
3.8MB
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memory/2756-43-0x0000000000400000-0x00000000007CE000-memory.dmpFilesize
3.8MB
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memory/2756-44-0x0000000000400000-0x00000000007CE000-memory.dmpFilesize
3.8MB
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memory/2756-46-0x0000000000400000-0x00000000007CE000-memory.dmpFilesize
3.8MB
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memory/2756-47-0x0000000000400000-0x00000000007CE000-memory.dmpFilesize
3.8MB
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memory/2756-48-0x0000000000400000-0x00000000007CE000-memory.dmpFilesize
3.8MB
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memory/2828-1-0x0000000001280000-0x0000000001A46000-memory.dmpFilesize
7.8MB
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memory/2828-23-0x0000000074290000-0x000000007497E000-memory.dmpFilesize
6.9MB
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memory/2828-0-0x0000000074290000-0x000000007497E000-memory.dmpFilesize
6.9MB
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memory/2828-5-0x0000000007050000-0x00000000077DA000-memory.dmpFilesize
7.5MB
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memory/2828-4-0x0000000000950000-0x0000000000990000-memory.dmpFilesize
256KB
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memory/2828-3-0x0000000074290000-0x000000007497E000-memory.dmpFilesize
6.9MB
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memory/2828-2-0x0000000000950000-0x0000000000990000-memory.dmpFilesize
256KB