Analysis Overview
SHA256
b4c610f2eeb41b9f8945cf9d88da22a43c8fbcf210ea3b5bd6df3bdb581703a0
Threat Level: Known bad
The file b4c610f2eeb41b9f8945cf9d88da22a43c8fbcf210ea3b5bd6df3bdb581703a0.exe was found to be: Known bad.
Malicious Activity Summary
Tinba / TinyBanker
Tinba family
Adds Run key to start application
System Location Discovery: System Language Discovery
Unsigned PE
Program crash
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-11-20 23:29
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-11-20 23:29
Reported
2024-11-20 23:31
Platform
win7-20241023-en
Max time kernel
119s
Max time network
121s
Command Line
Signatures
Tinba / TinyBanker
Tinba family
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-1163522206-1469769407-485553996-1000\Software\Microsoft\Windows\CurrentVersion\Run\46343709 = "C:\\Users\\Admin\\AppData\\Roaming\\46343709\\bin.exe" | C:\Windows\SysWOW64\winver.exe | 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\b4c610f2eeb41b9f8945cf9d88da22a43c8fbcf210ea3b5bd6df3bdb581703a0.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\b4c610f2eeb41b9f8945cf9d88da22a43c8fbcf210ea3b5bd6df3bdb581703a0.exe
"C:\Users\Admin\AppData\Local\Temp\b4c610f2eeb41b9f8945cf9d88da22a43c8fbcf210ea3b5bd6df3bdb581703a0.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/1968-0-0x0000000000020000-0x0000000000021000-memory.dmp
memory/1176-3-0x00000000025F0000-0x00000000025F6000-memory.dmp
memory/1176-2-0x00000000025F0000-0x00000000025F6000-memory.dmp
memory/1176-1-0x00000000025F0000-0x00000000025F6000-memory.dmp
memory/2384-10-0x0000000077CA0000-0x0000000077E49000-memory.dmp
memory/1176-9-0x0000000077CF1000-0x0000000077CF2000-memory.dmp
memory/2384-8-0x0000000077E9F000-0x0000000077EA1000-memory.dmp
memory/2384-7-0x0000000077E9F000-0x0000000077EA0000-memory.dmp
memory/2384-6-0x0000000077EA0000-0x0000000077EA1000-memory.dmp
memory/2384-5-0x0000000000160000-0x0000000000166000-memory.dmp
memory/1968-4-0x0000000001D10000-0x0000000002710000-memory.dmp
memory/1968-11-0x0000000000400000-0x0000000000417000-memory.dmp
memory/1968-12-0x0000000001D10000-0x0000000002710000-memory.dmp
memory/2384-26-0x0000000000160000-0x0000000000166000-memory.dmp
memory/1096-25-0x0000000077CF1000-0x0000000077CF2000-memory.dmp
memory/1176-24-0x00000000025D0000-0x00000000025D6000-memory.dmp
memory/1096-22-0x0000000001EA0000-0x0000000001EA6000-memory.dmp
memory/1040-21-0x0000000077CF1000-0x0000000077CF2000-memory.dmp
memory/1040-20-0x0000000002010000-0x0000000002016000-memory.dmp
memory/1040-17-0x0000000077CF1000-0x0000000077CF2000-memory.dmp
memory/1096-30-0x0000000001EA0000-0x0000000001EA6000-memory.dmp
memory/1796-31-0x0000000077CF1000-0x0000000077CF2000-memory.dmp
memory/1176-32-0x00000000025D0000-0x00000000025D6000-memory.dmp
memory/1796-33-0x0000000001D90000-0x0000000001D96000-memory.dmp
memory/2384-38-0x00000000001F0000-0x00000000001F1000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-11-20 23:29
Reported
2024-11-20 23:31
Platform
win10v2004-20241007-en
Max time kernel
118s
Max time network
99s
Command Line
Signatures
Tinba / TinyBanker
Tinba family
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\9441A381 = "C:\\Users\\Admin\\AppData\\Roaming\\9441A381\\bin.exe" | C:\Windows\SysWOW64\winver.exe | 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\b4c610f2eeb41b9f8945cf9d88da22a43c8fbcf210ea3b5bd6df3bdb581703a0.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 2876 wrote to memory of 4900 | N/A | C:\Users\Admin\AppData\Local\Temp\b4c610f2eeb41b9f8945cf9d88da22a43c8fbcf210ea3b5bd6df3bdb581703a0.exe | C:\Windows\SysWOW64\winver.exe |
| PID 2876 wrote to memory of 4900 | N/A | C:\Users\Admin\AppData\Local\Temp\b4c610f2eeb41b9f8945cf9d88da22a43c8fbcf210ea3b5bd6df3bdb581703a0.exe | C:\Windows\SysWOW64\winver.exe |
| PID 2876 wrote to memory of 4900 | N/A | C:\Users\Admin\AppData\Local\Temp\b4c610f2eeb41b9f8945cf9d88da22a43c8fbcf210ea3b5bd6df3bdb581703a0.exe | C:\Windows\SysWOW64\winver.exe |
| PID 2876 wrote to memory of 4900 | N/A | C:\Users\Admin\AppData\Local\Temp\b4c610f2eeb41b9f8945cf9d88da22a43c8fbcf210ea3b5bd6df3bdb581703a0.exe | C:\Windows\SysWOW64\winver.exe |
| PID 4900 wrote to memory of 3428 | N/A | C:\Windows\SysWOW64\winver.exe | C:\Windows\Explorer.EXE |
| PID 4900 wrote to memory of 2620 | 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\b4c610f2eeb41b9f8945cf9d88da22a43c8fbcf210ea3b5bd6df3bdb581703a0.exe
"C:\Users\Admin\AppData\Local\Temp\b4c610f2eeb41b9f8945cf9d88da22a43c8fbcf210ea3b5bd6df3bdb581703a0.exe"
C:\Windows\SysWOW64\winver.exe
winver
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 4900 -ip 4900
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4900 -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 | 241.150.49.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 73.31.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 133.211.185.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 171.39.242.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.229.111.52.in-addr.arpa | udp |
Files
memory/2876-0-0x00000000005C0000-0x00000000005C1000-memory.dmp
memory/3428-2-0x0000000000AD0000-0x0000000000AD6000-memory.dmp
memory/3428-1-0x0000000000AD0000-0x0000000000AD6000-memory.dmp
memory/2876-3-0x0000000002310000-0x0000000002D10000-memory.dmp
memory/3428-5-0x00007FFA7C9CD000-0x00007FFA7C9CE000-memory.dmp
memory/4900-4-0x00000000777B2000-0x00000000777B3000-memory.dmp
memory/4900-6-0x00007FFA7C930000-0x00007FFA7CB25000-memory.dmp
memory/2876-7-0x0000000000400000-0x0000000000417000-memory.dmp
memory/2876-8-0x0000000002310000-0x0000000002D10000-memory.dmp
memory/4900-10-0x0000000002D60000-0x0000000002D66000-memory.dmp
memory/2620-12-0x00000000001B0000-0x00000000001B6000-memory.dmp
memory/4900-13-0x0000000002D60000-0x0000000002D66000-memory.dmp