Analysis Overview
SHA256
40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef
Threat Level: Known bad
The file bawo.exe was found to be: Known bad.
Malicious Activity Summary
BitRAT
Executes dropped EXE
Suspicious use of NtSetInformationThreadHideFromDebugger
Suspicious use of SetThreadContext
Unsigned PE
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Creates scheduled task(s)
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2023-09-26 13:55
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2023-09-26 13:55
Reported
2023-09-26 13:57
Platform
win7-20230831-en
Max time kernel
151s
Max time network
156s
Command Line
Signatures
BitRAT
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\svchost\svchost.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\svchost\svchost.exe | N/A |
Suspicious use of NtSetInformationThreadHideFromDebugger
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2984 set thread context of 2624 | N/A | C:\Users\Admin\AppData\Local\Temp\bawo.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe |
| PID 2492 set thread context of 1508 | N/A | C:\Users\Admin\AppData\Roaming\svchost\svchost.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe |
| PID 1944 set thread context of 1300 | N/A | C:\Users\Admin\AppData\Roaming\svchost\svchost.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe |
Creates scheduled task(s)
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\schtasks.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\schtasks.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\schtasks.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe | N/A |
| Token: SeShutdownPrivilege | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe | N/A |
| Token: SeShutdownPrivilege | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\bawo.exe
"C:\Users\Admin\AppData\Local\Temp\bawo.exe"
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
C:\Windows\SysWOW64\cmd.exe
"cmd" /c mkdir "C:\Users\Admin\AppData\Roaming\svchost"
C:\Windows\SysWOW64\cmd.exe
"cmd" /c copy "C:\Users\Admin\AppData\Local\Temp\bawo.exe" "C:\Users\Admin\AppData\Roaming\svchost\svchost.exe"
C:\Windows\SysWOW64\cmd.exe
"cmd" /c schtasks /create /sc minute /mo 1 /tn "Nafifas" /tr "'C:\Users\Admin\AppData\Roaming\svchost\svchost.exe'" /f
C:\Windows\SysWOW64\schtasks.exe
schtasks /create /sc minute /mo 1 /tn "Nafifas" /tr "'C:\Users\Admin\AppData\Roaming\svchost\svchost.exe'" /f
C:\Windows\system32\taskeng.exe
taskeng.exe {FFD072CA-BE72-4056-84F2-9168AAC0DB20} S-1-5-21-86725733-3001458681-3405935542-1000:ZWKQHIWB\Admin:Interactive:[1]
C:\Users\Admin\AppData\Roaming\svchost\svchost.exe
C:\Users\Admin\AppData\Roaming\svchost\svchost.exe
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
C:\Windows\SysWOW64\cmd.exe
"cmd" /c mkdir "C:\Users\Admin\AppData\Roaming\svchost"
C:\Windows\SysWOW64\cmd.exe
"cmd" /c schtasks /create /sc minute /mo 1 /tn "Nafifas" /tr "'C:\Users\Admin\AppData\Roaming\svchost\svchost.exe'" /f
C:\Windows\SysWOW64\cmd.exe
"cmd" /c copy "C:\Users\Admin\AppData\Roaming\svchost\svchost.exe" "C:\Users\Admin\AppData\Roaming\svchost\svchost.exe"
C:\Windows\SysWOW64\schtasks.exe
schtasks /create /sc minute /mo 1 /tn "Nafifas" /tr "'C:\Users\Admin\AppData\Roaming\svchost\svchost.exe'" /f
C:\Users\Admin\AppData\Roaming\svchost\svchost.exe
C:\Users\Admin\AppData\Roaming\svchost\svchost.exe
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
C:\Windows\SysWOW64\cmd.exe
"cmd" /c mkdir "C:\Users\Admin\AppData\Roaming\svchost"
C:\Windows\SysWOW64\cmd.exe
"cmd" /c schtasks /create /sc minute /mo 1 /tn "Nafifas" /tr "'C:\Users\Admin\AppData\Roaming\svchost\svchost.exe'" /f
C:\Windows\SysWOW64\cmd.exe
"cmd" /c copy "C:\Users\Admin\AppData\Roaming\svchost\svchost.exe" "C:\Users\Admin\AppData\Roaming\svchost\svchost.exe"
C:\Windows\SysWOW64\schtasks.exe
schtasks /create /sc minute /mo 1 /tn "Nafifas" /tr "'C:\Users\Admin\AppData\Roaming\svchost\svchost.exe'" /f
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | bitnow7005.duckdns.org | udp |
| BG | 2.59.254.205:7005 | bitnow7005.duckdns.org | tcp |
| US | 8.8.8.8:53 | bitnow7005.duckdns.org | udp |
Files
memory/2984-1-0x0000000000A80000-0x0000000001246000-memory.dmp
memory/2984-0-0x0000000074B90000-0x000000007527E000-memory.dmp
memory/2984-2-0x00000000050A0000-0x00000000050E0000-memory.dmp
memory/2984-3-0x0000000074B90000-0x000000007527E000-memory.dmp
memory/2984-4-0x00000000050A0000-0x00000000050E0000-memory.dmp
memory/2984-5-0x00000000070F0000-0x000000000787A000-memory.dmp
memory/2624-6-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/2624-7-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/2624-8-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/2624-9-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/2624-10-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/2624-11-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/2624-12-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/2624-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/2624-15-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/2624-17-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/2984-18-0x0000000074B90000-0x000000007527E000-memory.dmp
memory/2624-22-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/2624-24-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/2624-26-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/2624-28-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/2624-30-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/2624-32-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/2624-34-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/2624-36-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/2624-37-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/2624-38-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/2624-39-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/2624-40-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/2624-41-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/2624-42-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/2624-43-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/2624-44-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/2624-45-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/2624-46-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/2624-47-0x0000000000140000-0x000000000014A000-memory.dmp
memory/2624-48-0x0000000000140000-0x000000000014A000-memory.dmp
memory/2624-49-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/2624-50-0x0000000000400000-0x00000000007CE000-memory.dmp
C:\Users\Admin\AppData\Roaming\svchost\svchost.exe
| MD5 | b8d03a02e654dfc840f21297b8dc99b2 |
| SHA1 | 615aced62a15e9a1733bfb2c390ba83f024bbbd7 |
| SHA256 | 40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef |
| SHA512 | 5f9b459df94dac7dc17f90a8dc53d968c3c0e2fc5c41b107ece1683621ef887d8f01abeec04ec0d9beb87fd11c54f39d71c7ec5c2502ec1db68ffacd018c4194 |
C:\Users\Admin\AppData\Roaming\svchost\svchost.exe
| MD5 | b8d03a02e654dfc840f21297b8dc99b2 |
| SHA1 | 615aced62a15e9a1733bfb2c390ba83f024bbbd7 |
| SHA256 | 40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef |
| SHA512 | 5f9b459df94dac7dc17f90a8dc53d968c3c0e2fc5c41b107ece1683621ef887d8f01abeec04ec0d9beb87fd11c54f39d71c7ec5c2502ec1db68ffacd018c4194 |
memory/2492-53-0x0000000073920000-0x000000007400E000-memory.dmp
memory/2492-55-0x0000000005370000-0x00000000053B0000-memory.dmp
memory/2492-54-0x0000000000E20000-0x00000000015E6000-memory.dmp
memory/2624-56-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/2624-58-0x0000000000140000-0x000000000014A000-memory.dmp
memory/2624-59-0x0000000000140000-0x000000000014A000-memory.dmp
memory/2624-60-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/2624-61-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/2624-62-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/2492-64-0x0000000073920000-0x000000007400E000-memory.dmp
memory/2492-65-0x0000000005370000-0x00000000053B0000-memory.dmp
memory/2624-68-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/2624-72-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/2492-88-0x0000000073920000-0x000000007400E000-memory.dmp
C:\Users\Admin\AppData\Roaming\svchost\svchost.exe
| MD5 | b8d03a02e654dfc840f21297b8dc99b2 |
| SHA1 | 615aced62a15e9a1733bfb2c390ba83f024bbbd7 |
| SHA256 | 40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef |
| SHA512 | 5f9b459df94dac7dc17f90a8dc53d968c3c0e2fc5c41b107ece1683621ef887d8f01abeec04ec0d9beb87fd11c54f39d71c7ec5c2502ec1db68ffacd018c4194 |
memory/1944-102-0x0000000073230000-0x000000007391E000-memory.dmp
memory/1944-103-0x0000000000E20000-0x00000000015E6000-memory.dmp
memory/1944-104-0x0000000000500000-0x0000000000540000-memory.dmp
memory/1944-109-0x0000000073230000-0x000000007391E000-memory.dmp
memory/1944-110-0x0000000000500000-0x0000000000540000-memory.dmp
memory/1944-151-0x0000000073230000-0x000000007391E000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2023-09-26 13:55
Reported
2023-09-26 13:57
Platform
win10v2004-20230915-en
Max time kernel
73s
Max time network
106s
Command Line
Signatures
BitRAT
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\svchost\svchost.exe | N/A |
Suspicious use of NtSetInformationThreadHideFromDebugger
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 4508 set thread context of 1124 | N/A | C:\Users\Admin\AppData\Local\Temp\bawo.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe |
Creates scheduled task(s)
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\schtasks.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeShutdownPrivilege | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\bawo.exe
"C:\Users\Admin\AppData\Local\Temp\bawo.exe"
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
C:\Windows\SysWOW64\cmd.exe
"cmd" /c schtasks /create /sc minute /mo 1 /tn "Nafifas" /tr "'C:\Users\Admin\AppData\Roaming\svchost\svchost.exe'" /f
C:\Windows\SysWOW64\cmd.exe
"cmd" /c copy "C:\Users\Admin\AppData\Local\Temp\bawo.exe" "C:\Users\Admin\AppData\Roaming\svchost\svchost.exe"
C:\Windows\SysWOW64\cmd.exe
"cmd" /c mkdir "C:\Users\Admin\AppData\Roaming\svchost"
C:\Windows\SysWOW64\schtasks.exe
schtasks /create /sc minute /mo 1 /tn "Nafifas" /tr "'C:\Users\Admin\AppData\Roaming\svchost\svchost.exe'" /f
C:\Users\Admin\AppData\Roaming\svchost\svchost.exe
C:\Users\Admin\AppData\Roaming\svchost\svchost.exe
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 76.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 59.128.231.4.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.154.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 155.245.36.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.35.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 146.78.124.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 56.126.166.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | bitnow7005.duckdns.org | udp |
| BG | 2.59.254.205:7005 | bitnow7005.duckdns.org | tcp |
| US | 8.8.8.8:53 | 205.254.59.2.in-addr.arpa | udp |
Files
memory/4508-0-0x0000000075350000-0x0000000075B00000-memory.dmp
memory/4508-1-0x0000000000A80000-0x0000000001246000-memory.dmp
memory/4508-2-0x0000000005D10000-0x0000000005D20000-memory.dmp
memory/4508-3-0x0000000075350000-0x0000000075B00000-memory.dmp
memory/4508-4-0x0000000005D10000-0x0000000005D20000-memory.dmp
memory/4508-5-0x0000000007720000-0x0000000007EAA000-memory.dmp
memory/1124-6-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/1124-8-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/1124-9-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/4508-13-0x0000000075350000-0x0000000075B00000-memory.dmp
memory/1124-14-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/1124-11-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/1124-16-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/1124-18-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/1124-20-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/1124-22-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/1124-24-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/1124-27-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/1124-28-0x00000000751A0000-0x00000000751D9000-memory.dmp
memory/1124-29-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/1124-30-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/1124-31-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/1124-32-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/1124-33-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/1124-34-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/1124-35-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/1124-36-0x0000000075540000-0x0000000075579000-memory.dmp
memory/1124-37-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/1124-38-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/1124-39-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/1124-40-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/1124-42-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/1124-43-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/1124-44-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/1124-48-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/1124-52-0x0000000000400000-0x00000000007CE000-memory.dmp
C:\Users\Admin\AppData\Roaming\svchost\svchost.exe
| MD5 | db097d6d1d9685d0f8cc76889aeec981 |
| SHA1 | e0a3c0db77ea5561ce63b49eff1bf3d113dacc37 |
| SHA256 | 4c1e9efc8874f099b5267adee29513f042ce23a7e9bc9421a0031701c3c0f1f2 |
| SHA512 | 75452c93c9d0fcb2f4dcf8ef84acd351609b46e5f915c680bbe9fa338080577e38a74cd6798a29af0636429d77758995b7f0194599d0bb67c17126f558a4f262 |
C:\Users\Admin\AppData\Roaming\svchost\svchost.exe
| MD5 | 79fad2891b5f115348c56cb838bda6fc |
| SHA1 | fcc5b917f410ae17188dc20575048ee9e07ff180 |
| SHA256 | ae9f2c9072f618294981f354928f7abb238160e388aa5deda4eaed0e7c7b9dd1 |
| SHA512 | bf0b4245c238285cc1aef95c8273e0e6c10c88119e8eede57d19762472eb099e350a664dcced97f1c9d35fcf4253bc600bdd416e8890b3dc19b78552a9281e7b |