Analysis Overview
SHA256
8c0491a22b36bb9ee24fe3e23e33b28322ce739cd6e5cee096966f9b170b64db
Threat Level: Known bad
The file 8c0491a22b36bb9ee24fe3e23e33b28322ce739cd6e5cee096966f9b170b64dbN was found to be: Known bad.
Malicious Activity Summary
Tinba family
Tinba / TinyBanker
Adds Run key to start application
Program crash
System Location Discovery: System Language Discovery
Unsigned PE
Modifies registry class
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious behavior: EnumeratesProcesses
Suspicious use of UnmapMainImage
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-11-03 22:59
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral2
Detonation Overview
Submitted
2024-11-03 22:59
Reported
2024-11-03 23:01
Platform
win10v2004-20241007-en
Max time kernel
118s
Max time network
109s
Command Line
Signatures
Tinba / TinyBanker
Tinba family
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\BDA4AC66 = "C:\\Users\\Admin\\AppData\\Roaming\\BDA4AC66\\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\8c0491a22b36bb9ee24fe3e23e33b28322ce739cd6e5cee096966f9b170b64dbN.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 |
| Token: SeShutdownPrivilege | N/A | C:\Windows\Explorer.EXE | N/A |
| Token: SeCreatePagefilePrivilege | N/A | C:\Windows\Explorer.EXE | N/A |
| 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 1012 wrote to memory of 3928 | N/A | C:\Users\Admin\AppData\Local\Temp\8c0491a22b36bb9ee24fe3e23e33b28322ce739cd6e5cee096966f9b170b64dbN.exe | C:\Windows\SysWOW64\winver.exe |
| PID 1012 wrote to memory of 3928 | N/A | C:\Users\Admin\AppData\Local\Temp\8c0491a22b36bb9ee24fe3e23e33b28322ce739cd6e5cee096966f9b170b64dbN.exe | C:\Windows\SysWOW64\winver.exe |
| PID 1012 wrote to memory of 3928 | N/A | C:\Users\Admin\AppData\Local\Temp\8c0491a22b36bb9ee24fe3e23e33b28322ce739cd6e5cee096966f9b170b64dbN.exe | C:\Windows\SysWOW64\winver.exe |
| PID 1012 wrote to memory of 3928 | N/A | C:\Users\Admin\AppData\Local\Temp\8c0491a22b36bb9ee24fe3e23e33b28322ce739cd6e5cee096966f9b170b64dbN.exe | C:\Windows\SysWOW64\winver.exe |
| PID 3928 wrote to memory of 3464 | N/A | C:\Windows\SysWOW64\winver.exe | C:\Windows\Explorer.EXE |
| PID 3928 wrote to memory of 2616 | 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\8c0491a22b36bb9ee24fe3e23e33b28322ce739cd6e5cee096966f9b170b64dbN.exe
"C:\Users\Admin\AppData\Local\Temp\8c0491a22b36bb9ee24fe3e23e33b28322ce739cd6e5cee096966f9b170b64dbN.exe"
C:\Windows\SysWOW64\winver.exe
winver
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 188 -p 3928 -ip 3928
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3928 -s 352
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 13.86.106.20.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 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.58.199.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 149.220.183.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 197.87.175.4.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 142.144.22.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 90.160.77.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.35.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 21.236.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 88.156.103.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | 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 |
Files
memory/1012-0-0x0000000000400000-0x000000000041C000-memory.dmp
memory/1012-1-0x0000000002160000-0x0000000002161000-memory.dmp
memory/3464-3-0x0000000000C70000-0x0000000000C76000-memory.dmp
memory/3464-2-0x0000000000C70000-0x0000000000C76000-memory.dmp
memory/3464-6-0x00007FFE0D5ED000-0x00007FFE0D5EE000-memory.dmp
memory/3928-5-0x00000000777B2000-0x00000000777B3000-memory.dmp
memory/1012-4-0x00000000022B0000-0x0000000002CB0000-memory.dmp
memory/3928-7-0x00007FFE0D550000-0x00007FFE0D745000-memory.dmp
memory/3464-8-0x00007FFE0D780000-0x00007FFE0D781000-memory.dmp
memory/1012-10-0x0000000000400000-0x000000000041C000-memory.dmp
memory/1012-11-0x00000000022B0000-0x0000000002CB0000-memory.dmp
memory/3464-12-0x00007FFE0D760000-0x00007FFE0D761000-memory.dmp
memory/3928-14-0x0000000000CA0000-0x0000000000CA6000-memory.dmp
memory/2616-16-0x0000000000380000-0x0000000000386000-memory.dmp
memory/3928-17-0x0000000000CA0000-0x0000000000CA6000-memory.dmp
memory/2616-19-0x00007FFE0D770000-0x00007FFE0D771000-memory.dmp
Analysis: behavioral1
Detonation Overview
Submitted
2024-11-03 22:59
Reported
2024-11-03 23:01
Platform
win7-20240903-en
Max time kernel
118s
Max time network
120s
Command Line
Signatures
Tinba / TinyBanker
Tinba family
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Windows\CurrentVersion\Run\2C89F562 = "C:\\Users\\Admin\\AppData\\Roaming\\2C89F562\\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\8c0491a22b36bb9ee24fe3e23e33b28322ce739cd6e5cee096966f9b170b64dbN.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\8c0491a22b36bb9ee24fe3e23e33b28322ce739cd6e5cee096966f9b170b64dbN.exe
"C:\Users\Admin\AppData\Local\Temp\8c0491a22b36bb9ee24fe3e23e33b28322ce739cd6e5cee096966f9b170b64dbN.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/3056-0-0x0000000000400000-0x000000000041C000-memory.dmp
memory/3056-1-0x0000000000020000-0x0000000000021000-memory.dmp
memory/1200-2-0x00000000025E0000-0x00000000025E6000-memory.dmp
memory/1200-3-0x00000000025E0000-0x00000000025E6000-memory.dmp
memory/1200-4-0x00000000025E0000-0x00000000025E6000-memory.dmp
memory/1200-10-0x0000000077591000-0x0000000077592000-memory.dmp
memory/772-11-0x0000000077540000-0x00000000776E9000-memory.dmp
memory/772-9-0x000000007773F000-0x0000000077741000-memory.dmp
memory/772-8-0x000000007773F000-0x0000000077740000-memory.dmp
memory/772-7-0x0000000077740000-0x0000000077741000-memory.dmp
memory/772-6-0x0000000000160000-0x0000000000166000-memory.dmp
memory/3056-5-0x0000000001CF0000-0x00000000026F0000-memory.dmp
memory/3056-12-0x0000000000400000-0x000000000041C000-memory.dmp
memory/3056-13-0x0000000001CF0000-0x00000000026F0000-memory.dmp
memory/1440-23-0x0000000001FB0000-0x0000000001FB6000-memory.dmp
memory/1160-30-0x0000000077591000-0x0000000077592000-memory.dmp
memory/1160-29-0x0000000001EB0000-0x0000000001EB6000-memory.dmp
memory/1440-28-0x0000000077591000-0x0000000077592000-memory.dmp
memory/1440-27-0x0000000001FB0000-0x0000000001FB6000-memory.dmp
memory/1200-26-0x0000000002580000-0x0000000002586000-memory.dmp
memory/1112-25-0x0000000077591000-0x0000000077592000-memory.dmp
memory/1112-24-0x0000000001F10000-0x0000000001F16000-memory.dmp
memory/1200-21-0x0000000002580000-0x0000000002586000-memory.dmp
memory/1160-19-0x0000000001EB0000-0x0000000001EB6000-memory.dmp
memory/772-31-0x0000000000160000-0x0000000000166000-memory.dmp
memory/1160-35-0x0000000001EB0000-0x0000000001EB6000-memory.dmp