Analysis Overview
SHA256
8671cdb5f474895ddc4b4e5616a8037ca2e03d5bfd0087e61e5b11dae01e7e8b
Threat Level: Known bad
The file 8671cdb5f474895ddc4b4e5616a8037ca2e03d5bfd0087e61e5b11dae01e7e8b.exe was found to be: Known bad.
Malicious Activity Summary
Tinba / TinyBanker
Tinba family
Adds Run key to start application
UPX packed file
System Location Discovery: System Language Discovery
Program crash
Unsigned PE
Suspicious use of FindShellTrayWindow
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Suspicious use of UnmapMainImage
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-11-17 20:06
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
2024-11-17 20:06
Reported
2024-11-17 20:08
Platform
win7-20240903-en
Max time kernel
118s
Max time network
119s
Command Line
Signatures
Tinba / TinyBanker
Tinba family
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Run\7B2B1C47 = "C:\\Users\\Admin\\AppData\\Roaming\\7B2B1C47\\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\8671cdb5f474895ddc4b4e5616a8037ca2e03d5bfd0087e61e5b11dae01e7e8b.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\8671cdb5f474895ddc4b4e5616a8037ca2e03d5bfd0087e61e5b11dae01e7e8b.exe
"C:\Users\Admin\AppData\Local\Temp\8671cdb5f474895ddc4b4e5616a8037ca2e03d5bfd0087e61e5b11dae01e7e8b.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/876-0-0x0000000000400000-0x000000000041E000-memory.dmp
memory/876-1-0x0000000000020000-0x0000000000021000-memory.dmp
memory/1208-3-0x0000000002DD0000-0x0000000002DD6000-memory.dmp
memory/1208-2-0x0000000002DD0000-0x0000000002DD6000-memory.dmp
memory/1208-4-0x0000000002DD0000-0x0000000002DD6000-memory.dmp
memory/876-5-0x0000000001D30000-0x0000000002730000-memory.dmp
memory/340-6-0x0000000000110000-0x0000000000116000-memory.dmp
memory/340-7-0x0000000077E20000-0x0000000077E21000-memory.dmp
memory/340-8-0x0000000077E1F000-0x0000000077E20000-memory.dmp
memory/340-9-0x0000000077E1F000-0x0000000077E21000-memory.dmp
memory/1208-10-0x0000000077C71000-0x0000000077C72000-memory.dmp
memory/340-11-0x0000000077C20000-0x0000000077DC9000-memory.dmp
memory/876-12-0x0000000000400000-0x000000000041E000-memory.dmp
memory/876-13-0x0000000001D30000-0x0000000002730000-memory.dmp
memory/852-28-0x0000000077C71000-0x0000000077C72000-memory.dmp
memory/1172-27-0x0000000001DA0000-0x0000000001DA6000-memory.dmp
memory/1108-26-0x0000000077C71000-0x0000000077C72000-memory.dmp
memory/1108-25-0x0000000000300000-0x0000000000306000-memory.dmp
memory/852-24-0x0000000001D90000-0x0000000001D96000-memory.dmp
memory/1208-22-0x0000000002D80000-0x0000000002D86000-memory.dmp
memory/1172-20-0x0000000001DA0000-0x0000000001DA6000-memory.dmp
memory/1208-29-0x0000000002D80000-0x0000000002D86000-memory.dmp
memory/852-30-0x0000000001D90000-0x0000000001D96000-memory.dmp
memory/852-31-0x0000000077C71000-0x0000000077C72000-memory.dmp
memory/340-32-0x0000000000110000-0x0000000000116000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-11-17 20:06
Reported
2024-11-17 20:08
Platform
win10v2004-20241007-en
Max time kernel
118s
Max time network
95s
Command Line
Signatures
Tinba / TinyBanker
Tinba family
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\212EE2C2 = "C:\\Users\\Admin\\AppData\\Roaming\\212EE2C2\\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\8671cdb5f474895ddc4b4e5616a8037ca2e03d5bfd0087e61e5b11dae01e7e8b.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 1312 wrote to memory of 3968 | N/A | C:\Users\Admin\AppData\Local\Temp\8671cdb5f474895ddc4b4e5616a8037ca2e03d5bfd0087e61e5b11dae01e7e8b.exe | C:\Windows\SysWOW64\winver.exe |
| PID 1312 wrote to memory of 3968 | N/A | C:\Users\Admin\AppData\Local\Temp\8671cdb5f474895ddc4b4e5616a8037ca2e03d5bfd0087e61e5b11dae01e7e8b.exe | C:\Windows\SysWOW64\winver.exe |
| PID 1312 wrote to memory of 3968 | N/A | C:\Users\Admin\AppData\Local\Temp\8671cdb5f474895ddc4b4e5616a8037ca2e03d5bfd0087e61e5b11dae01e7e8b.exe | C:\Windows\SysWOW64\winver.exe |
| PID 1312 wrote to memory of 3968 | N/A | C:\Users\Admin\AppData\Local\Temp\8671cdb5f474895ddc4b4e5616a8037ca2e03d5bfd0087e61e5b11dae01e7e8b.exe | C:\Windows\SysWOW64\winver.exe |
| PID 3968 wrote to memory of 3528 | N/A | C:\Windows\SysWOW64\winver.exe | C:\Windows\Explorer.EXE |
| PID 3968 wrote to memory of 3108 | 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\8671cdb5f474895ddc4b4e5616a8037ca2e03d5bfd0087e61e5b11dae01e7e8b.exe
"C:\Users\Admin\AppData\Local\Temp\8671cdb5f474895ddc4b4e5616a8037ca2e03d5bfd0087e61e5b11dae01e7e8b.exe"
C:\Windows\SysWOW64\winver.exe
winver
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3968 -ip 3968
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3968 -s 356
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 | 228.249.119.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 88.210.23.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 64.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 58.55.71.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 97.17.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 200.163.202.172.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 180.129.81.91.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 23.236.111.52.in-addr.arpa | udp |
Files
memory/1312-0-0x0000000000400000-0x000000000041E000-memory.dmp
memory/1312-1-0x00000000006C0000-0x00000000006C1000-memory.dmp
memory/3528-2-0x0000000000C00000-0x0000000000C06000-memory.dmp
memory/3528-3-0x0000000000C00000-0x0000000000C06000-memory.dmp
memory/1312-4-0x00000000022D0000-0x0000000002CD0000-memory.dmp
memory/3528-7-0x00007FFB43C6D000-0x00007FFB43C6E000-memory.dmp
memory/3968-6-0x0000000077E12000-0x0000000077E13000-memory.dmp
memory/3968-5-0x0000000000F60000-0x0000000000F66000-memory.dmp
memory/3968-8-0x00007FFB43BD0000-0x00007FFB43DC5000-memory.dmp
memory/1312-10-0x0000000000400000-0x000000000041E000-memory.dmp
memory/1312-11-0x00000000022D0000-0x0000000002CD0000-memory.dmp
memory/3528-12-0x00007FFB43E00000-0x00007FFB43E01000-memory.dmp
memory/3108-16-0x0000000000360000-0x0000000000366000-memory.dmp
memory/3968-17-0x0000000000F60000-0x0000000000F66000-memory.dmp