Analysis Overview
SHA256
d9072f776e0bb06b1039e89981c0e6e1938d5fedd9ed90cb3885c5195f86b636
Threat Level: Known bad
The file cdcbf0754d9be239e47304fc78284e33 was found to be: Known bad.
Malicious Activity Summary
Tinba / TinyBanker
Adds Run key to start application
Unsigned PE
Suspicious behavior: EnumeratesProcesses
Suspicious use of FindShellTrayWindow
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2023-12-20 14:51
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2023-12-20 14:51
Reported
2023-12-20 20:36
Platform
win7-20231215-en
Max time kernel
151s
Max time network
150s
Command Line
Signatures
Tinba / TinyBanker
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Windows\CurrentVersion\Run\061C4895 = "C:\\Users\\Admin\\AppData\\Roaming\\061C4895\\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\Explorer.EXE
C:\Windows\Explorer.EXE
C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
C:\Windows\system32\taskhost.exe
"taskhost.exe"
C:\Users\Admin\AppData\Local\Temp\cdcbf0754d9be239e47304fc78284e33.exe
"C:\Users\Admin\AppData\Local\Temp\cdcbf0754d9be239e47304fc78284e33.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/2408-0-0x0000000000020000-0x0000000000021000-memory.dmp
memory/2408-1-0x0000000001E90000-0x0000000002890000-memory.dmp
memory/1360-3-0x00000000025E0000-0x00000000025E6000-memory.dmp
memory/1360-4-0x00000000025E0000-0x00000000025E6000-memory.dmp
memory/1360-2-0x00000000025E0000-0x00000000025E6000-memory.dmp
memory/2940-9-0x0000000077E3F000-0x0000000077E41000-memory.dmp
memory/2940-8-0x0000000077E3F000-0x0000000077E40000-memory.dmp
memory/2940-7-0x0000000077E40000-0x0000000077E41000-memory.dmp
memory/2940-6-0x0000000000300000-0x0000000000306000-memory.dmp
memory/1360-10-0x0000000077C91000-0x0000000077C92000-memory.dmp
memory/2940-5-0x0000000000870000-0x0000000000886000-memory.dmp
memory/2408-11-0x0000000000400000-0x000000000041A000-memory.dmp
memory/2408-12-0x0000000001E90000-0x0000000002890000-memory.dmp
memory/2940-15-0x0000000000340000-0x0000000000341000-memory.dmp
memory/1320-21-0x0000000000120000-0x0000000000126000-memory.dmp
memory/1360-27-0x0000000002590000-0x0000000002596000-memory.dmp
memory/1320-26-0x0000000000120000-0x0000000000126000-memory.dmp
memory/1216-25-0x0000000077C91000-0x0000000077C92000-memory.dmp
memory/1216-24-0x0000000001D20000-0x0000000001D26000-memory.dmp
memory/1360-23-0x0000000002590000-0x0000000002596000-memory.dmp
memory/2940-31-0x0000000000350000-0x0000000000351000-memory.dmp
memory/2940-32-0x0000000000300000-0x0000000000306000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2023-12-20 14:51
Reported
2023-12-20 20:36
Platform
win10v2004-20231215-en
Max time kernel
9s
Max time network
14s
Command Line
Signatures
Tinba / TinyBanker
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3336304223-2978740688-3645194410-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\D4E2D7E5 = "C:\\Users\\Admin\\AppData\\Roaming\\D4E2D7E5\\bin.exe" | 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 FindShellTrayWindow
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\winver.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2644 wrote to memory of 3756 | N/A | C:\Users\Admin\AppData\Local\Temp\cdcbf0754d9be239e47304fc78284e33.exe | C:\Windows\SysWOW64\winver.exe |
| PID 2644 wrote to memory of 3756 | N/A | C:\Users\Admin\AppData\Local\Temp\cdcbf0754d9be239e47304fc78284e33.exe | C:\Windows\SysWOW64\winver.exe |
| PID 2644 wrote to memory of 3756 | N/A | C:\Users\Admin\AppData\Local\Temp\cdcbf0754d9be239e47304fc78284e33.exe | C:\Windows\SysWOW64\winver.exe |
| PID 2644 wrote to memory of 3756 | N/A | C:\Users\Admin\AppData\Local\Temp\cdcbf0754d9be239e47304fc78284e33.exe | C:\Windows\SysWOW64\winver.exe |
| PID 3756 wrote to memory of 3512 | N/A | C:\Windows\SysWOW64\winver.exe | C:\Windows\Explorer.EXE |
| PID 3756 wrote to memory of 2536 | N/A | C:\Windows\SysWOW64\winver.exe | C:\Windows\system32\sihost.exe |
| PID 3756 wrote to memory of 2584 | N/A | C:\Windows\SysWOW64\winver.exe | C:\Windows\system32\svchost.exe |
Processes
C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
C:\Windows\system32\sihost.exe
sihost.exe
C:\Users\Admin\AppData\Local\Temp\cdcbf0754d9be239e47304fc78284e33.exe
"C:\Users\Admin\AppData\Local\Temp\cdcbf0754d9be239e47304fc78284e33.exe"
C:\Windows\SysWOW64\winver.exe
winver
Network
| Country | Destination | Domain | Proto |
| US | 138.91.171.81:80 | tcp | |
| US | 8.8.8.8:53 | 149.177.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 210.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 9.228.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 55.36.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 41.110.16.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
Files
memory/2644-0-0x0000000000500000-0x0000000000501000-memory.dmp
memory/2644-2-0x00000000020A0000-0x0000000002AA0000-memory.dmp
memory/3512-3-0x00000000012D0000-0x00000000012D6000-memory.dmp
memory/3512-6-0x00007FFBBA3ED000-0x00007FFBBA3EE000-memory.dmp
memory/3756-7-0x0000000000B10000-0x0000000000B22000-memory.dmp
memory/3756-5-0x0000000077A22000-0x0000000077A23000-memory.dmp
memory/3756-4-0x00000000008F0000-0x00000000008F6000-memory.dmp
memory/3512-1-0x00000000012D0000-0x00000000012D6000-memory.dmp
memory/2644-8-0x0000000000400000-0x000000000041A000-memory.dmp
memory/2644-9-0x00000000020A0000-0x0000000002AA0000-memory.dmp
memory/2584-13-0x00000000004B0000-0x00000000004B6000-memory.dmp
memory/2796-14-0x0000000000780000-0x0000000000786000-memory.dmp
memory/2536-16-0x00000000007F0000-0x00000000007F6000-memory.dmp
memory/3512-15-0x0000000001350000-0x0000000001356000-memory.dmp