Analysis Overview
SHA256
37b8eaec39ac166d9ae1ee913c5fa24d7085b6c61c16d2eb6ce48a9b4c57eb3a
Threat Level: Known bad
The file 37b8eaec39ac166d9ae1ee913c5fa24d7085b6c61c16d2eb6ce48a9b4c57eb3a was found to be: Known bad.
Malicious Activity Summary
Tinba / TinyBanker
UPX packed file
Adds Run key to start application
Unsigned PE
Program crash
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
MITRE ATT&CK Matrix V13
Analysis: static1
Detonation Overview
Reported
2024-06-22 20:30
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 |
| N/A | N/A | N/A | N/A |
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-22 20:30
Reported
2024-06-22 20:33
Platform
win10v2004-20240508-en
Max time kernel
147s
Max time network
149s
Command Line
Signatures
Tinba / TinyBanker
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\6BF90546 = "C:\\Users\\Admin\\AppData\\Roaming\\6BF90546\\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 |
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 |
| 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 |
| N/A | N/A | C:\Windows\Explorer.EXE | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2116 wrote to memory of 3564 | N/A | C:\Users\Admin\AppData\Local\Temp\37b8eaec39ac166d9ae1ee913c5fa24d7085b6c61c16d2eb6ce48a9b4c57eb3a.exe | C:\Windows\SysWOW64\winver.exe |
| PID 2116 wrote to memory of 3564 | N/A | C:\Users\Admin\AppData\Local\Temp\37b8eaec39ac166d9ae1ee913c5fa24d7085b6c61c16d2eb6ce48a9b4c57eb3a.exe | C:\Windows\SysWOW64\winver.exe |
| PID 2116 wrote to memory of 3564 | N/A | C:\Users\Admin\AppData\Local\Temp\37b8eaec39ac166d9ae1ee913c5fa24d7085b6c61c16d2eb6ce48a9b4c57eb3a.exe | C:\Windows\SysWOW64\winver.exe |
| PID 2116 wrote to memory of 3564 | N/A | C:\Users\Admin\AppData\Local\Temp\37b8eaec39ac166d9ae1ee913c5fa24d7085b6c61c16d2eb6ce48a9b4c57eb3a.exe | C:\Windows\SysWOW64\winver.exe |
| PID 3564 wrote to memory of 3428 | N/A | C:\Windows\SysWOW64\winver.exe | C:\Windows\Explorer.EXE |
| PID 3564 wrote to memory of 2960 | 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\37b8eaec39ac166d9ae1ee913c5fa24d7085b6c61c16d2eb6ce48a9b4c57eb3a.exe
"C:\Users\Admin\AppData\Local\Temp\37b8eaec39ac166d9ae1ee913c5fa24d7085b6c61c16d2eb6ce48a9b4c57eb3a.exe"
C:\Windows\SysWOW64\winver.exe
winver
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 360 -p 3564 -ip 3564
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3564 -s 352
Network
Files
memory/2116-0-0x0000000000400000-0x000000000041D000-memory.dmp
memory/2116-1-0x0000000002020000-0x0000000002021000-memory.dmp
memory/3428-2-0x00000000012D0000-0x00000000012D6000-memory.dmp
memory/3428-3-0x00000000012D0000-0x00000000012D6000-memory.dmp
memory/2116-4-0x0000000002220000-0x0000000002C20000-memory.dmp
memory/3428-7-0x00007FFD26E4D000-0x00007FFD26E4E000-memory.dmp
memory/3564-6-0x00000000778A2000-0x00000000778A3000-memory.dmp
memory/3564-5-0x0000000000E70000-0x0000000000E76000-memory.dmp
memory/3564-8-0x00007FFD26DB0000-0x00007FFD26FA5000-memory.dmp
memory/2116-9-0x0000000000400000-0x000000000041D000-memory.dmp
memory/2116-10-0x0000000002220000-0x0000000002C20000-memory.dmp
memory/2960-14-0x0000000000D10000-0x0000000000D16000-memory.dmp
memory/3564-15-0x0000000000E70000-0x0000000000E76000-memory.dmp
memory/3428-17-0x00007FFD26FC0000-0x00007FFD26FC1000-memory.dmp
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-22 20:30
Reported
2024-06-22 20:33
Platform
win7-20240508-en
Max time kernel
149s
Max time network
149s
Command Line
Signatures
Tinba / TinyBanker
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Windows\CurrentVersion\Run\4C25949B = "C:\\Users\\Admin\\AppData\\Roaming\\4C25949B\\bin.exe" | 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:\Users\Admin\AppData\Local\Temp\37b8eaec39ac166d9ae1ee913c5fa24d7085b6c61c16d2eb6ce48a9b4c57eb3a.exe
"C:\Users\Admin\AppData\Local\Temp\37b8eaec39ac166d9ae1ee913c5fa24d7085b6c61c16d2eb6ce48a9b4c57eb3a.exe"
C:\Windows\SysWOW64\winver.exe
winver
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | spaines.pw | udp |
| US | 8.8.8.8:53 | uyhgqunqkxnx.pw | udp |
| US | 8.8.8.8:53 | vcklmnnejwxx.pw | udp |
| US | 8.8.8.8:53 | cmnsgscccrej.pw | udp |
| US | 8.8.8.8:53 | evbsdqvgmpph.pw | udp |
| US | 8.8.8.8:53 | mfueeimvyrsp.pw | udp |
| US | 8.8.8.8:53 | utmyhnffxpcj.pw | udp |
| US | 8.8.8.8:53 | fkmmvfeonnyh.pw | udp |
| US | 8.8.8.8:53 | gfnlmtcolrrb.pw | udp |
| US | 8.8.8.8:53 | wwgfyvvdtmeq.pw | udp |
Files
memory/2056-0-0x0000000000400000-0x000000000041D000-memory.dmp
memory/2056-1-0x0000000000020000-0x0000000000021000-memory.dmp
memory/1192-4-0x0000000003020000-0x0000000003026000-memory.dmp
memory/2056-5-0x0000000001C40000-0x0000000002640000-memory.dmp
memory/1192-3-0x0000000003020000-0x0000000003026000-memory.dmp
memory/1192-2-0x0000000003020000-0x0000000003026000-memory.dmp
memory/1992-6-0x0000000000120000-0x0000000000126000-memory.dmp
memory/1992-11-0x0000000077440000-0x00000000775E9000-memory.dmp
memory/1192-10-0x0000000077491000-0x0000000077492000-memory.dmp
memory/1992-9-0x000000007763F000-0x0000000077641000-memory.dmp
memory/1992-8-0x000000007763F000-0x0000000077640000-memory.dmp
memory/1992-7-0x0000000077640000-0x0000000077641000-memory.dmp
memory/2056-12-0x0000000000400000-0x000000000041D000-memory.dmp
memory/2056-13-0x0000000001C40000-0x0000000002640000-memory.dmp
memory/1164-19-0x00000000001B0000-0x00000000001B6000-memory.dmp
memory/1192-21-0x0000000002FC0000-0x0000000002FC6000-memory.dmp
memory/1112-22-0x0000000001FF0000-0x0000000001FF6000-memory.dmp
memory/1192-25-0x0000000002FC0000-0x0000000002FC6000-memory.dmp
memory/1164-24-0x00000000001B0000-0x00000000001B6000-memory.dmp
memory/1112-23-0x0000000077491000-0x0000000077492000-memory.dmp
memory/1992-29-0x0000000000120000-0x0000000000126000-memory.dmp