Analysis Overview
SHA256
3cf5b8e27a65ab10c6cd04fedb1b471a2c381d0518a98ca4152e3b44940eae6b
Threat Level: Known bad
The file 3cf5b8e27a65ab10c6cd04fedb1b471a2c381d0518a98ca4152e3b44940eae6bN.exe was found to be: Known bad.
Malicious Activity Summary
Tinba / TinyBanker
Tinba family
Adds Run key to start application
UPX packed file
Unsigned PE
System Location Discovery: System Language Discovery
Program crash
Suspicious use of FindShellTrayWindow
Suspicious behavior: EnumeratesProcesses
Suspicious use of UnmapMainImage
Suspicious use of AdjustPrivilegeToken
Modifies registry class
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-11-17 07:42
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 07:42
Reported
2024-11-17 07:44
Platform
win7-20241010-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-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Windows\CurrentVersion\Run\6BFD42E3 = "C:\\Users\\Admin\\AppData\\Roaming\\6BFD42E3\\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\3cf5b8e27a65ab10c6cd04fedb1b471a2c381d0518a98ca4152e3b44940eae6bN.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\3cf5b8e27a65ab10c6cd04fedb1b471a2c381d0518a98ca4152e3b44940eae6bN.exe
"C:\Users\Admin\AppData\Local\Temp\3cf5b8e27a65ab10c6cd04fedb1b471a2c381d0518a98ca4152e3b44940eae6bN.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/2524-0-0x0000000000400000-0x000000000041E000-memory.dmp
memory/2524-1-0x0000000000020000-0x0000000000021000-memory.dmp
memory/1196-2-0x0000000002D90000-0x0000000002D96000-memory.dmp
memory/1196-3-0x0000000002D90000-0x0000000002D96000-memory.dmp
memory/1196-4-0x0000000002D90000-0x0000000002D96000-memory.dmp
memory/2524-5-0x0000000001C90000-0x0000000002690000-memory.dmp
memory/2432-11-0x0000000077820000-0x00000000779C9000-memory.dmp
memory/1196-10-0x0000000077871000-0x0000000077872000-memory.dmp
memory/2432-9-0x0000000077A1F000-0x0000000077A21000-memory.dmp
memory/2432-8-0x0000000077A1F000-0x0000000077A20000-memory.dmp
memory/2432-7-0x0000000077A20000-0x0000000077A21000-memory.dmp
memory/2432-6-0x00000000000B0000-0x00000000000B6000-memory.dmp
memory/2524-12-0x0000000000400000-0x000000000041E000-memory.dmp
memory/2524-13-0x0000000001C90000-0x0000000002690000-memory.dmp
memory/1596-25-0x0000000001E70000-0x0000000001E76000-memory.dmp
memory/1196-22-0x0000000002600000-0x0000000002606000-memory.dmp
memory/1160-20-0x00000000002A0000-0x00000000002A6000-memory.dmp
memory/1196-32-0x0000000002600000-0x0000000002606000-memory.dmp
memory/1160-31-0x0000000077871000-0x0000000077872000-memory.dmp
memory/1160-30-0x00000000002A0000-0x00000000002A6000-memory.dmp
memory/1108-29-0x0000000077871000-0x0000000077872000-memory.dmp
memory/1108-28-0x00000000001E0000-0x00000000001E6000-memory.dmp
memory/1596-27-0x0000000077871000-0x0000000077872000-memory.dmp
memory/1596-26-0x0000000001E70000-0x0000000001E76000-memory.dmp
memory/2432-33-0x00000000000B0000-0x00000000000B6000-memory.dmp
memory/1160-37-0x00000000002A0000-0x00000000002A6000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-11-17 07:42
Reported
2024-11-17 07:44
Platform
win10v2004-20241007-en
Max time kernel
117s
Max time network
96s
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\9D29CB63 = "C:\\Users\\Admin\\AppData\\Roaming\\9D29CB63\\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\3cf5b8e27a65ab10c6cd04fedb1b471a2c381d0518a98ca4152e3b44940eae6bN.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 |
| 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 |
| 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 1384 wrote to memory of 2252 | N/A | C:\Users\Admin\AppData\Local\Temp\3cf5b8e27a65ab10c6cd04fedb1b471a2c381d0518a98ca4152e3b44940eae6bN.exe | C:\Windows\SysWOW64\winver.exe |
| PID 1384 wrote to memory of 2252 | N/A | C:\Users\Admin\AppData\Local\Temp\3cf5b8e27a65ab10c6cd04fedb1b471a2c381d0518a98ca4152e3b44940eae6bN.exe | C:\Windows\SysWOW64\winver.exe |
| PID 1384 wrote to memory of 2252 | N/A | C:\Users\Admin\AppData\Local\Temp\3cf5b8e27a65ab10c6cd04fedb1b471a2c381d0518a98ca4152e3b44940eae6bN.exe | C:\Windows\SysWOW64\winver.exe |
| PID 1384 wrote to memory of 2252 | N/A | C:\Users\Admin\AppData\Local\Temp\3cf5b8e27a65ab10c6cd04fedb1b471a2c381d0518a98ca4152e3b44940eae6bN.exe | C:\Windows\SysWOW64\winver.exe |
| PID 2252 wrote to memory of 3428 | N/A | C:\Windows\SysWOW64\winver.exe | C:\Windows\Explorer.EXE |
| PID 2252 wrote to memory of 912 | 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\3cf5b8e27a65ab10c6cd04fedb1b471a2c381d0518a98ca4152e3b44940eae6bN.exe
"C:\Users\Admin\AppData\Local\Temp\3cf5b8e27a65ab10c6cd04fedb1b471a2c381d0518a98ca4152e3b44940eae6bN.exe"
C:\Windows\SysWOW64\winver.exe
winver
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2252 -ip 2252
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2252 -s 352
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 217.106.137.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 83.210.23.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 14.160.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 28.118.140.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 200.163.202.172.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.31.95.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 14.227.111.52.in-addr.arpa | udp |
Files
memory/1384-0-0x0000000000400000-0x000000000041E000-memory.dmp
memory/1384-1-0x00000000005C0000-0x00000000005C1000-memory.dmp
memory/3428-3-0x0000000000B40000-0x0000000000B46000-memory.dmp
memory/3428-2-0x0000000000B40000-0x0000000000B46000-memory.dmp
memory/1384-4-0x00000000022E0000-0x0000000002CE0000-memory.dmp
memory/3428-6-0x00007FFB2F0AD000-0x00007FFB2F0AE000-memory.dmp
memory/2252-5-0x0000000077562000-0x0000000077563000-memory.dmp
memory/2252-7-0x00007FFB2F010000-0x00007FFB2F205000-memory.dmp
memory/1384-9-0x0000000000400000-0x000000000041E000-memory.dmp
memory/1384-10-0x00000000022E0000-0x0000000002CE0000-memory.dmp
memory/3428-12-0x00007FFB2F220000-0x00007FFB2F221000-memory.dmp
memory/3428-11-0x00007FFB2F240000-0x00007FFB2F241000-memory.dmp
memory/2252-14-0x0000000001100000-0x0000000001106000-memory.dmp
memory/912-16-0x0000000000450000-0x0000000000456000-memory.dmp
memory/2252-17-0x0000000001100000-0x0000000001106000-memory.dmp