Analysis Overview
SHA256
da8ad29f0274e7a7e3c3369d5be1e05b784d8e755b47bd542f1e3a3952d91a73
Threat Level: Known bad
The file NEAS.74f0bdb3e02972bc39ef7b2899c19550_JC.exe was found to be: Known bad.
Malicious Activity Summary
Tinba / TinyBanker
UPX packed file
Adds Run key to start application
Unsigned PE
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of FindShellTrayWindow
Suspicious behavior: EnumeratesProcesses
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2023-10-31 21:55
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: behavioral1
Detonation Overview
Submitted
2023-10-31 21:55
Reported
2023-10-31 21:58
Platform
win7-20231020-en
Max time kernel
151s
Max time network
153s
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-1-5-21-1154728922-3261336865-3456416385-1000\Software\Microsoft\Windows\CurrentVersion\Run\BB6E62B9 = "C:\\Users\\Admin\\AppData\\Roaming\\BB6E62B9\\bin.exe" | C:\Windows\SysWOW64\winver.exe | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
| Description | Indicator | Process | Target |
| N/A | 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 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\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\NEAS.74f0bdb3e02972bc39ef7b2899c19550_JC.exe
"C:\Users\Admin\AppData\Local\Temp\NEAS.74f0bdb3e02972bc39ef7b2899c19550_JC.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/2208-0-0x0000000000400000-0x000000000041D000-memory.dmp
memory/2208-1-0x0000000000020000-0x0000000000021000-memory.dmp
memory/2208-3-0x0000000001DB0000-0x00000000027B0000-memory.dmp
memory/1268-2-0x00000000029B0000-0x00000000029B6000-memory.dmp
memory/2876-7-0x0000000076EAF000-0x0000000076EB1000-memory.dmp
memory/1268-9-0x00000000029B0000-0x00000000029B6000-memory.dmp
memory/1268-10-0x0000000076D01000-0x0000000076D02000-memory.dmp
memory/2876-8-0x0000000076EB0000-0x0000000076EB1000-memory.dmp
memory/2876-6-0x0000000076EAF000-0x0000000076EB0000-memory.dmp
memory/2876-5-0x0000000000090000-0x0000000000096000-memory.dmp
memory/2876-11-0x0000000000C60000-0x0000000000C76000-memory.dmp
memory/1268-4-0x00000000029B0000-0x00000000029B6000-memory.dmp
memory/2208-12-0x0000000000400000-0x000000000041D000-memory.dmp
memory/2208-13-0x0000000001DB0000-0x00000000027B0000-memory.dmp
memory/1268-14-0x0000000076E90000-0x0000000076E91000-memory.dmp
memory/2876-16-0x0000000000090000-0x0000000000096000-memory.dmp
memory/2876-17-0x00000000001C0000-0x00000000001C1000-memory.dmp
memory/1116-21-0x0000000000250000-0x0000000000256000-memory.dmp
memory/1116-22-0x0000000076D01000-0x0000000076D02000-memory.dmp
memory/2876-24-0x0000000000090000-0x0000000000096000-memory.dmp
memory/1172-26-0x00000000019C0000-0x00000000019C6000-memory.dmp
memory/1268-27-0x0000000002630000-0x0000000002636000-memory.dmp
memory/1268-28-0x0000000002630000-0x0000000002636000-memory.dmp
memory/2876-32-0x00000000001D0000-0x00000000001D1000-memory.dmp
memory/1268-33-0x0000000076E70000-0x0000000076E71000-memory.dmp
memory/1268-34-0x000007FEF5350000-0x000007FEF5493000-memory.dmp
memory/1268-35-0x000007FE806E0000-0x000007FE806EA000-memory.dmp
memory/1268-36-0x000007FEF5350000-0x000007FEF5493000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2023-10-31 21:55
Reported
2023-10-31 21:58
Platform
win10v2004-20231025-en
Max time kernel
7s
Max time network
10s
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-1-5-21-177160434-2093019976-369403398-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\782E447E = "C:\\Users\\Admin\\AppData\\Roaming\\782E447E\\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 4452 wrote to memory of 4796 | N/A | C:\Users\Admin\AppData\Local\Temp\NEAS.74f0bdb3e02972bc39ef7b2899c19550_JC.exe | C:\Windows\SysWOW64\winver.exe |
| PID 4452 wrote to memory of 4796 | N/A | C:\Users\Admin\AppData\Local\Temp\NEAS.74f0bdb3e02972bc39ef7b2899c19550_JC.exe | C:\Windows\SysWOW64\winver.exe |
| PID 4452 wrote to memory of 4796 | N/A | C:\Users\Admin\AppData\Local\Temp\NEAS.74f0bdb3e02972bc39ef7b2899c19550_JC.exe | C:\Windows\SysWOW64\winver.exe |
| PID 4452 wrote to memory of 4796 | N/A | C:\Users\Admin\AppData\Local\Temp\NEAS.74f0bdb3e02972bc39ef7b2899c19550_JC.exe | C:\Windows\SysWOW64\winver.exe |
| PID 4796 wrote to memory of 3228 | N/A | C:\Windows\SysWOW64\winver.exe | C:\Windows\Explorer.EXE |
| PID 4796 wrote to memory of 2404 | N/A | C:\Windows\SysWOW64\winver.exe | C:\Windows\system32\sihost.exe |
| PID 4796 wrote to memory of 2440 | N/A | C:\Windows\SysWOW64\winver.exe | C:\Windows\system32\svchost.exe |
Processes
C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
C:\Windows\system32\sihost.exe
sihost.exe
C:\Users\Admin\AppData\Local\Temp\NEAS.74f0bdb3e02972bc39ef7b2899c19550_JC.exe
"C:\Users\Admin\AppData\Local\Temp\NEAS.74f0bdb3e02972bc39ef7b2899c19550_JC.exe"
C:\Windows\SysWOW64\winver.exe
winver
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 72.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 9.228.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 163.252.72.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.35.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.158.197.23.in-addr.arpa | udp |
Files
memory/4452-0-0x0000000000400000-0x000000000041D000-memory.dmp
memory/4452-1-0x00000000005C0000-0x00000000005C1000-memory.dmp
memory/3228-2-0x0000000001480000-0x0000000001486000-memory.dmp
memory/3228-3-0x0000000001480000-0x0000000001486000-memory.dmp
memory/4452-4-0x0000000002250000-0x0000000002C50000-memory.dmp
memory/4796-5-0x0000000077772000-0x0000000077773000-memory.dmp
memory/4796-7-0x0000000000930000-0x0000000000936000-memory.dmp
memory/3228-6-0x00007FFE514CD000-0x00007FFE514CE000-memory.dmp
memory/4452-8-0x0000000000400000-0x000000000041D000-memory.dmp
memory/4452-9-0x0000000002250000-0x0000000002C50000-memory.dmp
memory/2440-13-0x0000000000560000-0x0000000000566000-memory.dmp
memory/2404-15-0x00000000005F0000-0x00000000005F6000-memory.dmp
memory/3228-16-0x0000000003380000-0x0000000003386000-memory.dmp
memory/2440-19-0x0000000000560000-0x0000000000566000-memory.dmp
memory/2740-17-0x0000000000B80000-0x0000000000B86000-memory.dmp
memory/3404-18-0x00000000006F0000-0x00000000006F6000-memory.dmp