Analysis
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max time kernel
151s -
max time network
156s -
platform
windows7_x64 -
resource
win7-20230831-en -
resource tags
arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system -
submitted
26-09-2023 13:55
Static task
static1
Behavioral task
behavioral1
Sample
bawo.exe
Resource
win7-20230831-en
General
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Target
bawo.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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Executes dropped EXE 2 IoCs
pid Process 2492 svchost.exe 1944 svchost.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 6 IoCs
pid Process 2624 RegAsm.exe 2624 RegAsm.exe 2624 RegAsm.exe 2624 RegAsm.exe 2624 RegAsm.exe 1300 RegAsm.exe -
Suspicious use of SetThreadContext 3 IoCs
description pid Process procid_target PID 2984 set thread context of 2624 2984 bawo.exe 30 PID 2492 set thread context of 1508 2492 svchost.exe 40 PID 1944 set thread context of 1300 1944 svchost.exe 49 -
Creates scheduled task(s) 1 TTPs 3 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 2400 schtasks.exe 2028 schtasks.exe 1780 schtasks.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 2624 RegAsm.exe Token: SeShutdownPrivilege 2624 RegAsm.exe Token: SeDebugPrivilege 1300 RegAsm.exe Token: SeShutdownPrivilege 1300 RegAsm.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2624 RegAsm.exe 2624 RegAsm.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 2984 wrote to memory of 2624 2984 bawo.exe 30 PID 2984 wrote to memory of 2624 2984 bawo.exe 30 PID 2984 wrote to memory of 2624 2984 bawo.exe 30 PID 2984 wrote to memory of 2624 2984 bawo.exe 30 PID 2984 wrote to memory of 2624 2984 bawo.exe 30 PID 2984 wrote to memory of 2624 2984 bawo.exe 30 PID 2984 wrote to memory of 2624 2984 bawo.exe 30 PID 2984 wrote to memory of 2624 2984 bawo.exe 30 PID 2984 wrote to memory of 2624 2984 bawo.exe 30 PID 2984 wrote to memory of 2624 2984 bawo.exe 30 PID 2984 wrote to memory of 2624 2984 bawo.exe 30 PID 2984 wrote to memory of 2624 2984 bawo.exe 30 PID 2984 wrote to memory of 2624 2984 bawo.exe 30 PID 2984 wrote to memory of 2624 2984 bawo.exe 30 PID 2984 wrote to memory of 2624 2984 bawo.exe 30 PID 2984 wrote to memory of 2552 2984 bawo.exe 31 PID 2984 wrote to memory of 2552 2984 bawo.exe 31 PID 2984 wrote to memory of 2552 2984 bawo.exe 31 PID 2984 wrote to memory of 2552 2984 bawo.exe 31 PID 2984 wrote to memory of 2580 2984 bawo.exe 33 PID 2984 wrote to memory of 2580 2984 bawo.exe 33 PID 2984 wrote to memory of 2580 2984 bawo.exe 33 PID 2984 wrote to memory of 2580 2984 bawo.exe 33 PID 2984 wrote to memory of 2024 2984 bawo.exe 32 PID 2984 wrote to memory of 2024 2984 bawo.exe 32 PID 2984 wrote to memory of 2024 2984 bawo.exe 32 PID 2984 wrote to memory of 2024 2984 bawo.exe 32 PID 2580 wrote to memory of 2400 2580 cmd.exe 37 PID 2580 wrote to memory of 2400 2580 cmd.exe 37 PID 2580 wrote to memory of 2400 2580 cmd.exe 37 PID 2580 wrote to memory of 2400 2580 cmd.exe 37 PID 820 wrote to memory of 2492 820 taskeng.exe 39 PID 820 wrote to memory of 2492 820 taskeng.exe 39 PID 820 wrote to memory of 2492 820 taskeng.exe 39 PID 820 wrote to memory of 2492 820 taskeng.exe 39 PID 2492 wrote to memory of 1508 2492 svchost.exe 40 PID 2492 wrote to memory of 1508 2492 svchost.exe 40 PID 2492 wrote to memory of 1508 2492 svchost.exe 40 PID 2492 wrote to memory of 1508 2492 svchost.exe 40 PID 2492 wrote to memory of 1508 2492 svchost.exe 40 PID 2492 wrote to memory of 1508 2492 svchost.exe 40 PID 2492 wrote to memory of 1508 2492 svchost.exe 40 PID 2492 wrote to memory of 1508 2492 svchost.exe 40 PID 2492 wrote to memory of 1508 2492 svchost.exe 40 PID 2492 wrote to memory of 1508 2492 svchost.exe 40 PID 2492 wrote to memory of 1508 2492 svchost.exe 40 PID 2492 wrote to memory of 1508 2492 svchost.exe 40 PID 2492 wrote to memory of 1508 2492 svchost.exe 40 PID 2492 wrote to memory of 1508 2492 svchost.exe 40 PID 2492 wrote to memory of 1508 2492 svchost.exe 40 PID 2492 wrote to memory of 2056 2492 svchost.exe 41 PID 2492 wrote to memory of 2056 2492 svchost.exe 41 PID 2492 wrote to memory of 2056 2492 svchost.exe 41 PID 2492 wrote to memory of 2056 2492 svchost.exe 41 PID 2492 wrote to memory of 1900 2492 svchost.exe 42 PID 2492 wrote to memory of 1900 2492 svchost.exe 42 PID 2492 wrote to memory of 1900 2492 svchost.exe 42 PID 2492 wrote to memory of 1900 2492 svchost.exe 42 PID 2492 wrote to memory of 2584 2492 svchost.exe 43 PID 2492 wrote to memory of 2584 2492 svchost.exe 43 PID 2492 wrote to memory of 2584 2492 svchost.exe 43 PID 2492 wrote to memory of 2584 2492 svchost.exe 43 PID 1900 wrote to memory of 2028 1900 cmd.exe 47 PID 1900 wrote to memory of 2028 1900 cmd.exe 47
Processes
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C:\Users\Admin\AppData\Local\Temp\bawo.exe"C:\Users\Admin\AppData\Local\Temp\bawo.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2984 -
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:2624
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C:\Windows\SysWOW64\cmd.exe"cmd" /c mkdir "C:\Users\Admin\AppData\Roaming\svchost"2⤵PID:2552
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C:\Windows\SysWOW64\cmd.exe"cmd" /c copy "C:\Users\Admin\AppData\Local\Temp\bawo.exe" "C:\Users\Admin\AppData\Roaming\svchost\svchost.exe"2⤵PID:2024
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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:2580 -
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:2400
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C:\Windows\system32\taskeng.exetaskeng.exe {FFD072CA-BE72-4056-84F2-9168AAC0DB20} S-1-5-21-86725733-3001458681-3405935542-1000:ZWKQHIWB\Admin:Interactive:[1]1⤵
- Suspicious use of WriteProcessMemory
PID:820 -
C:\Users\Admin\AppData\Roaming\svchost\svchost.exeC:\Users\Admin\AppData\Roaming\svchost\svchost.exe2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2492 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"3⤵PID:1508
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C:\Windows\SysWOW64\cmd.exe"cmd" /c mkdir "C:\Users\Admin\AppData\Roaming\svchost"3⤵PID:2056
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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'" /f3⤵
- Suspicious use of WriteProcessMemory
PID:1900 -
C:\Windows\SysWOW64\schtasks.exeschtasks /create /sc minute /mo 1 /tn "Nafifas" /tr "'C:\Users\Admin\AppData\Roaming\svchost\svchost.exe'" /f4⤵
- Creates scheduled task(s)
PID:2028
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C:\Windows\SysWOW64\cmd.exe"cmd" /c copy "C:\Users\Admin\AppData\Roaming\svchost\svchost.exe" "C:\Users\Admin\AppData\Roaming\svchost\svchost.exe"3⤵PID:2584
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C:\Users\Admin\AppData\Roaming\svchost\svchost.exeC:\Users\Admin\AppData\Roaming\svchost\svchost.exe2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
PID:1944 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"3⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of AdjustPrivilegeToken
PID:1300
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C:\Windows\SysWOW64\cmd.exe"cmd" /c mkdir "C:\Users\Admin\AppData\Roaming\svchost"3⤵PID:2648
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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'" /f3⤵PID:956
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C:\Windows\SysWOW64\schtasks.exeschtasks /create /sc minute /mo 1 /tn "Nafifas" /tr "'C:\Users\Admin\AppData\Roaming\svchost\svchost.exe'" /f4⤵
- Creates scheduled task(s)
PID:1780
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C:\Windows\SysWOW64\cmd.exe"cmd" /c copy "C:\Users\Admin\AppData\Roaming\svchost\svchost.exe" "C:\Users\Admin\AppData\Roaming\svchost\svchost.exe"3⤵PID:1576
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
7.8MB
MD5b8d03a02e654dfc840f21297b8dc99b2
SHA1615aced62a15e9a1733bfb2c390ba83f024bbbd7
SHA25640f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef
SHA5125f9b459df94dac7dc17f90a8dc53d968c3c0e2fc5c41b107ece1683621ef887d8f01abeec04ec0d9beb87fd11c54f39d71c7ec5c2502ec1db68ffacd018c4194
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Filesize
7.8MB
MD5b8d03a02e654dfc840f21297b8dc99b2
SHA1615aced62a15e9a1733bfb2c390ba83f024bbbd7
SHA25640f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef
SHA5125f9b459df94dac7dc17f90a8dc53d968c3c0e2fc5c41b107ece1683621ef887d8f01abeec04ec0d9beb87fd11c54f39d71c7ec5c2502ec1db68ffacd018c4194
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Filesize
7.8MB
MD5b8d03a02e654dfc840f21297b8dc99b2
SHA1615aced62a15e9a1733bfb2c390ba83f024bbbd7
SHA25640f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef
SHA5125f9b459df94dac7dc17f90a8dc53d968c3c0e2fc5c41b107ece1683621ef887d8f01abeec04ec0d9beb87fd11c54f39d71c7ec5c2502ec1db68ffacd018c4194