Analysis Overview
SHA256
d0c42bf9edad21b80063db0a7fe9a3d1486c72551fc04b622e44529e5610fa1f
Threat Level: Known bad
The file BHThisAccountManger2.EXE was found to be: Known bad.
Malicious Activity Summary
BitRAT
VMProtect packed file
Executes dropped EXE
Adds Run key to start application
Suspicious use of NtSetInformationThreadHideFromDebugger
Unsigned PE
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetWindowsHookEx
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2023-09-01 06:05
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2023-09-01 06:04
Reported
2023-09-01 06:07
Platform
win7-20230831-en
Max time kernel
148s
Max time network
155s
Command Line
Signatures
BitRAT
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ACCOUN~1.EXE | N/A |
VMProtect packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\"" | C:\Users\Admin\AppData\Local\Temp\BHThisAccountManger2.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-607259312-1573743425-2763420908-1000\Software\Microsoft\Windows\CurrentVersion\Run\chome = "C:\\Users\\Admin\\AppData\\Local\\chrome\\chome.exe" | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ACCOUN~1.EXE | N/A |
Suspicious use of NtSetInformationThreadHideFromDebugger
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ACCOUN~1.EXE | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ACCOUN~1.EXE | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ACCOUN~1.EXE | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ACCOUN~1.EXE | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ACCOUN~1.EXE | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ACCOUN~1.EXE | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ACCOUN~1.EXE | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ACCOUN~1.EXE | N/A |
| Token: SeShutdownPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ACCOUN~1.EXE | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ACCOUN~1.EXE | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ACCOUN~1.EXE | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1732 wrote to memory of 2836 | N/A | C:\Users\Admin\AppData\Local\Temp\BHThisAccountManger2.exe | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ACCOUN~1.EXE |
| PID 1732 wrote to memory of 2836 | N/A | C:\Users\Admin\AppData\Local\Temp\BHThisAccountManger2.exe | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ACCOUN~1.EXE |
| PID 1732 wrote to memory of 2836 | N/A | C:\Users\Admin\AppData\Local\Temp\BHThisAccountManger2.exe | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ACCOUN~1.EXE |
| PID 1732 wrote to memory of 2836 | N/A | C:\Users\Admin\AppData\Local\Temp\BHThisAccountManger2.exe | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ACCOUN~1.EXE |
Processes
C:\Users\Admin\AppData\Local\Temp\BHThisAccountManger2.exe
"C:\Users\Admin\AppData\Local\Temp\BHThisAccountManger2.exe"
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ACCOUN~1.EXE
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ACCOUN~1.EXE
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | rornfl12.duckdns.org | udp |
| KR | 112.173.56.153:3072 | rornfl12.duckdns.org | tcp |
| US | 8.8.8.8:53 | rornfl12.duckdns.org | udp |
| US | 8.8.8.8:53 | rornfl12.duckdns.org | udp |
| US | 8.8.8.8:53 | rornfl12.duckdns.org | udp |
| US | 8.8.8.8:53 | rornfl12.duckdns.org | udp |
Files
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ACCOUN~1.EXE
| MD5 | 0606141f3fad15f21ebf58bcd5c49f75 |
| SHA1 | 098454df527c1315e80808328dc464286fa90859 |
| SHA256 | 76f0851190aea6cb9add8591a662322bd88f742d85f62bcf54050fe5b380eed6 |
| SHA512 | 1ddcedc9e695b29dc44a0799263c8c50d6c14adae9e0968a501ae25b387c3f4c1b9aed29380800a3c6cd734da0ac71d5d8151f51172ce133e7caa1ce0541df92 |
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ACCOUN~1.EXE
| MD5 | 0606141f3fad15f21ebf58bcd5c49f75 |
| SHA1 | 098454df527c1315e80808328dc464286fa90859 |
| SHA256 | 76f0851190aea6cb9add8591a662322bd88f742d85f62bcf54050fe5b380eed6 |
| SHA512 | 1ddcedc9e695b29dc44a0799263c8c50d6c14adae9e0968a501ae25b387c3f4c1b9aed29380800a3c6cd734da0ac71d5d8151f51172ce133e7caa1ce0541df92 |
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ACCOUN~1.EXE
| MD5 | 0606141f3fad15f21ebf58bcd5c49f75 |
| SHA1 | 098454df527c1315e80808328dc464286fa90859 |
| SHA256 | 76f0851190aea6cb9add8591a662322bd88f742d85f62bcf54050fe5b380eed6 |
| SHA512 | 1ddcedc9e695b29dc44a0799263c8c50d6c14adae9e0968a501ae25b387c3f4c1b9aed29380800a3c6cd734da0ac71d5d8151f51172ce133e7caa1ce0541df92 |
memory/2836-11-0x00000000001B0000-0x00000000001B1000-memory.dmp
memory/2836-10-0x0000000000400000-0x00000000010CD000-memory.dmp
memory/2836-13-0x00000000001B0000-0x00000000001B1000-memory.dmp
memory/2836-19-0x00000000001C0000-0x00000000001C1000-memory.dmp
memory/2836-18-0x0000000077DB0000-0x0000000077DB1000-memory.dmp
memory/2836-17-0x00000000001B0000-0x00000000001B1000-memory.dmp
memory/2836-21-0x00000000001C0000-0x00000000001C1000-memory.dmp
memory/2836-15-0x0000000000400000-0x00000000010CD000-memory.dmp
memory/2836-23-0x00000000001C0000-0x00000000001C1000-memory.dmp
memory/2836-27-0x0000000000200000-0x000000000020A000-memory.dmp
memory/2836-28-0x0000000000200000-0x000000000020A000-memory.dmp
memory/2836-29-0x0000000000400000-0x00000000010CD000-memory.dmp
memory/2836-30-0x0000000000400000-0x00000000010CD000-memory.dmp
memory/2836-31-0x0000000000200000-0x000000000020A000-memory.dmp
memory/2836-32-0x0000000000200000-0x000000000020A000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2023-09-01 06:04
Reported
2023-09-01 06:07
Platform
win10v2004-20230831-en
Max time kernel
149s
Max time network
155s
Command Line
Signatures
BitRAT
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ACCOUN~1.EXE | N/A |
VMProtect packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\"" | C:\Users\Admin\AppData\Local\Temp\BHThisAccountManger2.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2415528079-3794552930-4264847036-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\chome = "C:\\Users\\Admin\\AppData\\Local\\chrome\\chome.exe" | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ACCOUN~1.EXE | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2415528079-3794552930-4264847036-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\chome = "C:\\Users\\Admin\\AppData\\Local\\chrome\\chome.exe준" | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ACCOUN~1.EXE | N/A |
Suspicious use of NtSetInformationThreadHideFromDebugger
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ACCOUN~1.EXE | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ACCOUN~1.EXE | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ACCOUN~1.EXE | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ACCOUN~1.EXE | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ACCOUN~1.EXE | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ACCOUN~1.EXE | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ACCOUN~1.EXE | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ACCOUN~1.EXE | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeShutdownPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ACCOUN~1.EXE | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ACCOUN~1.EXE | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ACCOUN~1.EXE | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 4156 wrote to memory of 3156 | N/A | C:\Users\Admin\AppData\Local\Temp\BHThisAccountManger2.exe | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ACCOUN~1.EXE |
| PID 4156 wrote to memory of 3156 | N/A | C:\Users\Admin\AppData\Local\Temp\BHThisAccountManger2.exe | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ACCOUN~1.EXE |
| PID 4156 wrote to memory of 3156 | N/A | C:\Users\Admin\AppData\Local\Temp\BHThisAccountManger2.exe | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ACCOUN~1.EXE |
Processes
C:\Users\Admin\AppData\Local\Temp\BHThisAccountManger2.exe
"C:\Users\Admin\AppData\Local\Temp\BHThisAccountManger2.exe"
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ACCOUN~1.EXE
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ACCOUN~1.EXE
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 17.160.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 41.110.16.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 54.120.234.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.154.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | rornfl12.duckdns.org | udp |
| KR | 112.173.56.153:3072 | rornfl12.duckdns.org | tcp |
| US | 8.8.8.8:53 | 153.56.173.112.in-addr.arpa | udp |
| US | 8.8.8.8:53 | rornfl12.duckdns.org | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.229.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | rornfl12.duckdns.org | udp |
| US | 8.8.8.8:53 | 26.73.42.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | rornfl12.duckdns.org | udp |
Files
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ACCOUN~1.EXE
| MD5 | 0606141f3fad15f21ebf58bcd5c49f75 |
| SHA1 | 098454df527c1315e80808328dc464286fa90859 |
| SHA256 | 76f0851190aea6cb9add8591a662322bd88f742d85f62bcf54050fe5b380eed6 |
| SHA512 | 1ddcedc9e695b29dc44a0799263c8c50d6c14adae9e0968a501ae25b387c3f4c1b9aed29380800a3c6cd734da0ac71d5d8151f51172ce133e7caa1ce0541df92 |
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ACCOUN~1.EXE
| MD5 | 0606141f3fad15f21ebf58bcd5c49f75 |
| SHA1 | 098454df527c1315e80808328dc464286fa90859 |
| SHA256 | 76f0851190aea6cb9add8591a662322bd88f742d85f62bcf54050fe5b380eed6 |
| SHA512 | 1ddcedc9e695b29dc44a0799263c8c50d6c14adae9e0968a501ae25b387c3f4c1b9aed29380800a3c6cd734da0ac71d5d8151f51172ce133e7caa1ce0541df92 |
memory/3156-9-0x0000000000400000-0x00000000010CD000-memory.dmp
memory/3156-8-0x0000000001240000-0x0000000001241000-memory.dmp
memory/3156-7-0x0000000001230000-0x0000000001231000-memory.dmp
memory/3156-10-0x0000000000400000-0x00000000010CD000-memory.dmp
memory/3156-13-0x0000000074300000-0x0000000074339000-memory.dmp
memory/3156-14-0x0000000073FC0000-0x0000000073FF9000-memory.dmp
memory/3156-15-0x0000000000400000-0x00000000010CD000-memory.dmp
memory/3156-16-0x0000000000400000-0x00000000010CD000-memory.dmp
memory/3156-17-0x0000000073FC0000-0x0000000073FF9000-memory.dmp