Analysis Overview
SHA256
7a20772521bba0f2baf27c4e0ba99ea20f93964958ba6103f3625c5e975e250a
Threat Level: Known bad
The file 7a20772521bba0f2baf27c4e0ba99ea20f93964958ba6103f3625c5e975e250a.exe was found to be: Known bad.
Malicious Activity Summary
Tinba family
Tinba / TinyBanker
Adds Run key to start application
UPX packed file
Program crash
Unsigned PE
System Location Discovery: System Language Discovery
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
Suspicious use of FindShellTrayWindow
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-11-20 20:43
Signatures
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-11-20 20:43
Reported
2024-11-20 20:46
Platform
win7-20241010-en
Max time kernel
150s
Max time network
153s
Command Line
Signatures
Tinba / TinyBanker
Tinba family
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows\CurrentVersion\Run\1B927C9A = "C:\\Users\\Admin\\AppData\\Roaming\\1B927C9A\\bin.exe" | C:\Windows\SysWOW64\winver.exe | N/A |
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\7a20772521bba0f2baf27c4e0ba99ea20f93964958ba6103f3625c5e975e250a.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\winver.exe | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious use of FindShellTrayWindow
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\winver.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Windows\system32\taskhost.exe
"taskhost.exe"
C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
C:\Users\Admin\AppData\Local\Temp\7a20772521bba0f2baf27c4e0ba99ea20f93964958ba6103f3625c5e975e250a.exe
"C:\Users\Admin\AppData\Local\Temp\7a20772521bba0f2baf27c4e0ba99ea20f93964958ba6103f3625c5e975e250a.exe"
C:\Windows\SysWOW64\winver.exe
winver
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | spaines.pw | udp |
| US | 216.218.185.162:80 | spaines.pw | tcp |
Files
memory/1820-0-0x0000000000400000-0x0000000000428000-memory.dmp
memory/1820-1-0x0000000000020000-0x0000000000021000-memory.dmp
memory/1188-4-0x0000000001D10000-0x0000000001D16000-memory.dmp
memory/1188-3-0x0000000001D10000-0x0000000001D16000-memory.dmp
memory/1188-2-0x0000000001D10000-0x0000000001D16000-memory.dmp
memory/1820-5-0x0000000001C10000-0x0000000002610000-memory.dmp
memory/2820-11-0x0000000077B10000-0x0000000077CB9000-memory.dmp
memory/1188-10-0x0000000077B61000-0x0000000077B62000-memory.dmp
memory/2820-9-0x0000000077D0F000-0x0000000077D11000-memory.dmp
memory/2820-8-0x0000000077D0F000-0x0000000077D10000-memory.dmp
memory/2820-7-0x0000000077D10000-0x0000000077D11000-memory.dmp
memory/2820-6-0x0000000000140000-0x0000000000146000-memory.dmp
memory/1820-13-0x0000000000400000-0x0000000000428000-memory.dmp
memory/1820-14-0x0000000001C10000-0x0000000002610000-memory.dmp
memory/1164-21-0x0000000000130000-0x0000000000136000-memory.dmp
memory/1112-24-0x0000000001C40000-0x0000000001C46000-memory.dmp
memory/1188-23-0x0000000001CE0000-0x0000000001CE6000-memory.dmp
memory/1644-31-0x0000000001E50000-0x0000000001E56000-memory.dmp
memory/2820-34-0x0000000000140000-0x0000000000146000-memory.dmp
memory/1644-33-0x0000000077B61000-0x0000000077B62000-memory.dmp
memory/1644-32-0x0000000001E50000-0x0000000001E56000-memory.dmp
memory/1164-28-0x0000000000130000-0x0000000000136000-memory.dmp
memory/1164-27-0x0000000077B61000-0x0000000077B62000-memory.dmp
memory/1188-26-0x0000000001CE0000-0x0000000001CE6000-memory.dmp
memory/1112-25-0x0000000077B61000-0x0000000077B62000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-11-20 20:43
Reported
2024-11-20 20:46
Platform
win10v2004-20241007-en
Max time kernel
146s
Max time network
141s
Command Line
Signatures
Tinba / TinyBanker
Tinba family
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\1753D028 = "C:\\Users\\Admin\\AppData\\Roaming\\1753D028\\bin.exe" | C:\Windows\SysWOW64\winver.exe | N/A |
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Windows\SysWOW64\winver.exe |
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\7a20772521bba0f2baf27c4e0ba99ea20f93964958ba6103f3625c5e975e250a.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\winver.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\winver.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\winver.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeShutdownPrivilege | N/A | C:\Windows\Explorer.EXE | N/A |
| Token: SeCreatePagefilePrivilege | N/A | C:\Windows\Explorer.EXE | N/A |
Suspicious use of FindShellTrayWindow
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\winver.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 3560 wrote to memory of 4976 | N/A | C:\Users\Admin\AppData\Local\Temp\7a20772521bba0f2baf27c4e0ba99ea20f93964958ba6103f3625c5e975e250a.exe | C:\Windows\SysWOW64\winver.exe |
| PID 3560 wrote to memory of 4976 | N/A | C:\Users\Admin\AppData\Local\Temp\7a20772521bba0f2baf27c4e0ba99ea20f93964958ba6103f3625c5e975e250a.exe | C:\Windows\SysWOW64\winver.exe |
| PID 3560 wrote to memory of 4976 | N/A | C:\Users\Admin\AppData\Local\Temp\7a20772521bba0f2baf27c4e0ba99ea20f93964958ba6103f3625c5e975e250a.exe | C:\Windows\SysWOW64\winver.exe |
| PID 3560 wrote to memory of 4976 | N/A | C:\Users\Admin\AppData\Local\Temp\7a20772521bba0f2baf27c4e0ba99ea20f93964958ba6103f3625c5e975e250a.exe | C:\Windows\SysWOW64\winver.exe |
| PID 4976 wrote to memory of 3512 | N/A | C:\Windows\SysWOW64\winver.exe | C:\Windows\Explorer.EXE |
| PID 4976 wrote to memory of 2648 | N/A | C:\Windows\SysWOW64\winver.exe | C:\Windows\system32\sihost.exe |
Processes
C:\Windows\system32\sihost.exe
sihost.exe
C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
C:\Users\Admin\AppData\Local\Temp\7a20772521bba0f2baf27c4e0ba99ea20f93964958ba6103f3625c5e975e250a.exe
"C:\Users\Admin\AppData\Local\Temp\7a20772521bba0f2baf27c4e0ba99ea20f93964958ba6103f3625c5e975e250a.exe"
C:\Windows\SysWOW64\winver.exe
winver
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4976 -ip 4976
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4976 -s 352
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 | 104.219.191.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 68.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 197.87.175.4.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 171.39.242.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 121.118.77.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.229.111.52.in-addr.arpa | udp |
Files
memory/3560-0-0x0000000000400000-0x0000000000428000-memory.dmp
memory/3560-1-0x0000000000580000-0x0000000000581000-memory.dmp
memory/3512-3-0x0000000001220000-0x0000000001226000-memory.dmp
memory/3512-2-0x0000000001220000-0x0000000001226000-memory.dmp
memory/3560-4-0x00000000021F0000-0x0000000002BF0000-memory.dmp
memory/3512-6-0x00007FFD4D60D000-0x00007FFD4D60E000-memory.dmp
memory/4976-5-0x0000000077802000-0x0000000077803000-memory.dmp
memory/4976-7-0x00007FFD4D570000-0x00007FFD4D765000-memory.dmp
memory/3560-9-0x0000000000400000-0x0000000000428000-memory.dmp
memory/3560-10-0x00000000021F0000-0x0000000002BF0000-memory.dmp
memory/4976-12-0x0000000002DC0000-0x0000000002DC6000-memory.dmp
memory/2648-14-0x00000000007F0000-0x00000000007F6000-memory.dmp
memory/4976-15-0x0000000002DC0000-0x0000000002DC6000-memory.dmp