Analysis Overview
SHA256
b50475628568663d912a381ff7021b57be91cee616e3398bfef348963ed07085
Threat Level: Known bad
The file b50475628568663d912a381ff7021b57be91cee616e3398bfef348963ed07085N was found to be: Known bad.
Malicious Activity Summary
Tinba family
Tinba / TinyBanker
Adds Run key to start application
UPX packed file
Program crash
System Location Discovery: System Language Discovery
Unsigned PE
Suspicious use of UnmapMainImage
Suspicious use of SendNotifyMessage
Suspicious use of FindShellTrayWindow
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-11-02 17:17
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
2024-11-02 17:17
Reported
2024-11-02 17:20
Platform
win7-20240903-en
Max time kernel
119s
Max time network
122s
Command Line
Signatures
Tinba / TinyBanker
Tinba family
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Windows\CurrentVersion\Run\1C6FC7B1 = "C:\\Users\\Admin\\AppData\\Roaming\\1C6FC7B1\\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\b50475628568663d912a381ff7021b57be91cee616e3398bfef348963ed07085N.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 |
| N/A | N/A | C:\Windows\Explorer.EXE | N/A |
| N/A | N/A | C:\Windows\Explorer.EXE | N/A |
Suspicious use of SendNotifyMessage
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Explorer.EXE | N/A |
| N/A | N/A | C:\Windows\Explorer.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\b50475628568663d912a381ff7021b57be91cee616e3398bfef348963ed07085N.exe
"C:\Users\Admin\AppData\Local\Temp\b50475628568663d912a381ff7021b57be91cee616e3398bfef348963ed07085N.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/2496-0-0x0000000000400000-0x000000000041E000-memory.dmp
memory/2496-1-0x0000000000020000-0x0000000000021000-memory.dmp
memory/1160-4-0x0000000002DD0000-0x0000000002DD6000-memory.dmp
memory/1160-3-0x0000000002DD0000-0x0000000002DD6000-memory.dmp
memory/1160-2-0x0000000002DD0000-0x0000000002DD6000-memory.dmp
memory/2496-5-0x0000000001C50000-0x0000000002650000-memory.dmp
memory/1160-10-0x0000000077121000-0x0000000077122000-memory.dmp
memory/2288-9-0x00000000772CF000-0x00000000772D1000-memory.dmp
memory/2288-8-0x00000000772CF000-0x00000000772D0000-memory.dmp
memory/2288-11-0x00000000770D0000-0x0000000077279000-memory.dmp
memory/2288-7-0x00000000772D0000-0x00000000772D1000-memory.dmp
memory/2288-6-0x00000000001E0000-0x00000000001E6000-memory.dmp
memory/2496-12-0x0000000000400000-0x000000000041E000-memory.dmp
memory/2496-13-0x0000000001C50000-0x0000000002650000-memory.dmp
memory/1080-20-0x00000000001B0000-0x00000000001B6000-memory.dmp
memory/1436-30-0x0000000001DE0000-0x0000000001DE6000-memory.dmp
memory/1436-31-0x0000000077121000-0x0000000077122000-memory.dmp
memory/2288-29-0x00000000001E0000-0x00000000001E6000-memory.dmp
memory/1436-24-0x0000000001DE0000-0x0000000001DE6000-memory.dmp
memory/1160-22-0x0000000002D80000-0x0000000002D86000-memory.dmp
memory/1160-28-0x0000000002D80000-0x0000000002D86000-memory.dmp
memory/1048-27-0x0000000000220000-0x0000000000226000-memory.dmp
memory/1080-26-0x0000000077121000-0x0000000077122000-memory.dmp
memory/1080-25-0x00000000001B0000-0x00000000001B6000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-11-02 17:17
Reported
2024-11-02 17:20
Platform
win10v2004-20241007-en
Max time kernel
118s
Max time network
107s
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\AC6B19E5 = "C:\\Users\\Admin\\AppData\\Roaming\\AC6B19E5\\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\b50475628568663d912a381ff7021b57be91cee616e3398bfef348963ed07085N.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 UnmapMainImage
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Explorer.EXE | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1796 wrote to memory of 4880 | N/A | C:\Users\Admin\AppData\Local\Temp\b50475628568663d912a381ff7021b57be91cee616e3398bfef348963ed07085N.exe | C:\Windows\SysWOW64\winver.exe |
| PID 1796 wrote to memory of 4880 | N/A | C:\Users\Admin\AppData\Local\Temp\b50475628568663d912a381ff7021b57be91cee616e3398bfef348963ed07085N.exe | C:\Windows\SysWOW64\winver.exe |
| PID 1796 wrote to memory of 4880 | N/A | C:\Users\Admin\AppData\Local\Temp\b50475628568663d912a381ff7021b57be91cee616e3398bfef348963ed07085N.exe | C:\Windows\SysWOW64\winver.exe |
| PID 1796 wrote to memory of 4880 | N/A | C:\Users\Admin\AppData\Local\Temp\b50475628568663d912a381ff7021b57be91cee616e3398bfef348963ed07085N.exe | C:\Windows\SysWOW64\winver.exe |
| PID 4880 wrote to memory of 3512 | N/A | C:\Windows\SysWOW64\winver.exe | C:\Windows\Explorer.EXE |
| PID 4880 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\b50475628568663d912a381ff7021b57be91cee616e3398bfef348963ed07085N.exe
"C:\Users\Admin\AppData\Local\Temp\b50475628568663d912a381ff7021b57be91cee616e3398bfef348963ed07085N.exe"
C:\Windows\SysWOW64\winver.exe
winver
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4880 -ip 4880
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4880 -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 | 97.17.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 83.210.23.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 150.171.28.10:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 69.31.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.35.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 28.118.140.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 212.20.149.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.31.95.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 101.11.19.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 73.144.22.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 70.160.77.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 31.243.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 8.8.8.8:53 | 205.47.74.20.in-addr.arpa | udp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
Files
memory/1796-0-0x0000000000400000-0x000000000041E000-memory.dmp
memory/1796-1-0x0000000002160000-0x0000000002161000-memory.dmp
memory/3512-2-0x0000000001220000-0x0000000001226000-memory.dmp
memory/3512-3-0x0000000001220000-0x0000000001226000-memory.dmp
memory/1796-4-0x00000000021D0000-0x0000000002BD0000-memory.dmp
memory/3512-6-0x00007FFD4D60D000-0x00007FFD4D60E000-memory.dmp
memory/4880-5-0x0000000002830000-0x0000000002836000-memory.dmp
memory/4880-7-0x00007FFD4D570000-0x00007FFD4D765000-memory.dmp
memory/1796-9-0x0000000000400000-0x000000000041E000-memory.dmp
memory/1796-10-0x00000000021D0000-0x0000000002BD0000-memory.dmp
memory/3512-11-0x00007FFD4D7A0000-0x00007FFD4D7A1000-memory.dmp
memory/2648-15-0x00000000007F0000-0x00000000007F6000-memory.dmp
memory/4880-16-0x0000000002830000-0x0000000002836000-memory.dmp
memory/2648-18-0x00007FFD4D790000-0x00007FFD4D791000-memory.dmp