Analysis Overview
SHA256
9ddfe92b5d14d447eddf52d1a8b79d0e1bfc365d137d3ce8295f8a0c45e2b9ab
Threat Level: Known bad
The file 25b03bde81337503fbdf1f86ca463bb0N.exe was found to be: Known bad.
Malicious Activity Summary
Tinba / TinyBanker
Adds Run key to start application
System Location Discovery: System Language Discovery
Program crash
Unsigned PE
Suspicious use of FindShellTrayWindow
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
Modifies registry class
Suspicious use of AdjustPrivilegeToken
Suspicious use of UnmapMainImage
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-08-18 15:53
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-08-18 15:53
Reported
2024-08-18 15:55
Platform
win7-20240704-en
Max time kernel
119s
Max time network
120s
Command Line
Signatures
Tinba / TinyBanker
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000\Software\Microsoft\Windows\CurrentVersion\Run\7ADE90CF = "C:\\Users\\Admin\\AppData\\Roaming\\7ADE90CF\\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\25b03bde81337503fbdf1f86ca463bb0N.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\25b03bde81337503fbdf1f86ca463bb0N.exe
"C:\Users\Admin\AppData\Local\Temp\25b03bde81337503fbdf1f86ca463bb0N.exe"
C:\Windows\SysWOW64\winver.exe
winver
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | www.google.com | udp |
| US | 8.8.8.8:53 | insamertojertoq.cc | udp |
| US | 8.8.8.8:53 | yxjsibeugmmj.com | udp |
| US | 216.218.185.162:80 | yxjsibeugmmj.com | tcp |
Files
memory/2840-0-0x0000000000280000-0x0000000000282000-memory.dmp
memory/2900-3-0x0000000000160000-0x0000000000166000-memory.dmp
memory/1228-2-0x0000000002B60000-0x0000000002B66000-memory.dmp
memory/1228-1-0x0000000002B60000-0x0000000002B66000-memory.dmp
memory/1228-5-0x0000000002B60000-0x0000000002B66000-memory.dmp
memory/2840-6-0x0000000002540000-0x0000000002F40000-memory.dmp
memory/1228-12-0x0000000077921000-0x0000000077922000-memory.dmp
memory/2900-11-0x00000000001E0000-0x00000000001E1000-memory.dmp
memory/2900-13-0x00000000778D0000-0x0000000077A79000-memory.dmp
memory/2900-10-0x0000000077ACF000-0x0000000077AD1000-memory.dmp
memory/2900-9-0x0000000077ACF000-0x0000000077AD0000-memory.dmp
memory/2900-8-0x0000000077AD0000-0x0000000077AD1000-memory.dmp
memory/2900-7-0x0000000000160000-0x0000000000166000-memory.dmp
memory/2840-14-0x0000000000400000-0x000000000041D000-memory.dmp
memory/772-25-0x0000000001C00000-0x0000000001C06000-memory.dmp
memory/1228-23-0x0000000002D80000-0x0000000002D86000-memory.dmp
memory/1168-20-0x0000000000130000-0x0000000000136000-memory.dmp
memory/1116-17-0x0000000000210000-0x0000000000216000-memory.dmp
memory/1168-30-0x0000000000130000-0x0000000000136000-memory.dmp
memory/1116-29-0x0000000077921000-0x0000000077922000-memory.dmp
memory/1116-28-0x0000000000210000-0x0000000000216000-memory.dmp
memory/1228-33-0x0000000002D80000-0x0000000002D86000-memory.dmp
memory/772-32-0x0000000077921000-0x0000000077922000-memory.dmp
memory/772-31-0x0000000001C00000-0x0000000001C06000-memory.dmp
memory/2840-34-0x0000000002540000-0x0000000002F40000-memory.dmp
memory/2900-36-0x0000000000160000-0x0000000000166000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-08-18 15:53
Reported
2024-08-18 15:55
Platform
win10v2004-20240802-en
Max time kernel
119s
Max time network
108s
Command Line
Signatures
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\25b03bde81337503fbdf1f86ca463bb0N.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\winver.exe | N/A |
Modifies registry class
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\ | C:\Windows\Explorer.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 |
| N/A | N/A | C:\Windows\Explorer.EXE | N/A |
| N/A | N/A | C:\Windows\Explorer.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 1940 wrote to memory of 1792 | N/A | C:\Users\Admin\AppData\Local\Temp\25b03bde81337503fbdf1f86ca463bb0N.exe | C:\Windows\SysWOW64\winver.exe |
| PID 1940 wrote to memory of 1792 | N/A | C:\Users\Admin\AppData\Local\Temp\25b03bde81337503fbdf1f86ca463bb0N.exe | C:\Windows\SysWOW64\winver.exe |
| PID 1940 wrote to memory of 1792 | N/A | C:\Users\Admin\AppData\Local\Temp\25b03bde81337503fbdf1f86ca463bb0N.exe | C:\Windows\SysWOW64\winver.exe |
| PID 1940 wrote to memory of 1792 | N/A | C:\Users\Admin\AppData\Local\Temp\25b03bde81337503fbdf1f86ca463bb0N.exe | C:\Windows\SysWOW64\winver.exe |
| PID 1792 wrote to memory of 3416 | N/A | C:\Windows\SysWOW64\winver.exe | C:\Windows\Explorer.EXE |
| PID 1792 wrote to memory of 2844 | 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\25b03bde81337503fbdf1f86ca463bb0N.exe
"C:\Users\Admin\AppData\Local\Temp\25b03bde81337503fbdf1f86ca463bb0N.exe"
C:\Windows\SysWOW64\winver.exe
winver
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1792 -ip 1792
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1792 -s 580
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | www.google.com | udp |
| US | 8.8.8.8:53 | 133.211.185.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 73.31.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | insamertojertoq.cc | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.35.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 232.168.11.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 157.123.68.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 217.135.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 205.47.74.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 11.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
Files
memory/1940-0-0x00000000005D0000-0x00000000005D2000-memory.dmp
memory/3416-4-0x0000000002A80000-0x0000000002A86000-memory.dmp
memory/1792-2-0x0000000000720000-0x0000000000726000-memory.dmp
memory/3416-1-0x0000000002A80000-0x0000000002A86000-memory.dmp
memory/1940-5-0x0000000002310000-0x0000000002D10000-memory.dmp
memory/3416-8-0x00007FFA65DAD000-0x00007FFA65DAE000-memory.dmp
memory/1792-7-0x0000000077512000-0x0000000077513000-memory.dmp
memory/1792-6-0x0000000000720000-0x0000000000726000-memory.dmp
memory/1792-9-0x00007FFA65D10000-0x00007FFA65F05000-memory.dmp
memory/3416-10-0x00007FFA65F40000-0x00007FFA65F41000-memory.dmp
memory/1940-11-0x0000000000400000-0x000000000041D000-memory.dmp
memory/2844-13-0x00000000008C0000-0x00000000008C6000-memory.dmp
memory/1940-14-0x0000000002310000-0x0000000002D10000-memory.dmp
memory/3416-15-0x00007FFA65F20000-0x00007FFA65F21000-memory.dmp
memory/1792-16-0x0000000000720000-0x0000000000726000-memory.dmp
memory/2844-18-0x00007FFA65F30000-0x00007FFA65F31000-memory.dmp