Analysis Overview
SHA256
9fa38e28d723a422103dcf6c4855c1585c2c9ca2ae10abb37c2e04943627d527
Threat Level: Known bad
The file NEAS.5419f5b3d979348fc46eb5ab2f481fa0.exe was found to be: Known bad.
Malicious Activity Summary
Tinba / TinyBanker
Adds Run key to start application
Unsigned PE
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of FindShellTrayWindow
Suspicious use of UnmapMainImage
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2023-10-16 18:21
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2023-10-16 18:21
Reported
2023-10-16 21:05
Platform
win7-20230831-en
Max time kernel
150s
Max time network
176s
Command Line
Signatures
Tinba / TinyBanker
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3849525425-30183055-657688904-1000\Software\Microsoft\Windows\CurrentVersion\Run\804EEF16 = "C:\\Users\\Admin\\AppData\\Roaming\\804EEF16\\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 |
Suspicious use of UnmapMainImage
| Description | Indicator | Process | Target |
| 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:\Users\Admin\AppData\Local\Temp\NEAS.5419f5b3d979348fc46eb5ab2f481fa0.exe
"C:\Users\Admin\AppData\Local\Temp\NEAS.5419f5b3d979348fc46eb5ab2f481fa0.exe"
C:\Windows\system32\taskhost.exe
"taskhost.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/2700-0-0x0000000000020000-0x0000000000021000-memory.dmp
memory/2700-1-0x0000000001C70000-0x0000000002670000-memory.dmp
memory/1644-5-0x0000000000090000-0x0000000000096000-memory.dmp
memory/1216-4-0x0000000002A80000-0x0000000002A86000-memory.dmp
memory/1644-3-0x00000000002B0000-0x00000000002C6000-memory.dmp
memory/1216-2-0x0000000002A80000-0x0000000002A86000-memory.dmp
memory/1644-7-0x00000000777DF000-0x00000000777E0000-memory.dmp
memory/1216-6-0x0000000002A80000-0x0000000002A86000-memory.dmp
memory/1644-8-0x00000000777DF000-0x00000000777E1000-memory.dmp
memory/1644-9-0x00000000777E0000-0x00000000777E1000-memory.dmp
memory/1216-10-0x0000000077631000-0x0000000077632000-memory.dmp
memory/2700-11-0x0000000000400000-0x0000000000417000-memory.dmp
memory/2700-12-0x0000000001C70000-0x0000000002670000-memory.dmp
memory/1216-13-0x00000000777C0000-0x00000000777C1000-memory.dmp
memory/1644-16-0x0000000000180000-0x0000000000181000-memory.dmp
memory/1644-15-0x0000000000090000-0x0000000000096000-memory.dmp
memory/1108-20-0x0000000000320000-0x0000000000326000-memory.dmp
memory/1108-22-0x0000000077631000-0x0000000077632000-memory.dmp
memory/1176-21-0x00000000001B0000-0x00000000001B6000-memory.dmp
memory/1216-25-0x0000000002A90000-0x0000000002A96000-memory.dmp
memory/1176-24-0x00000000001B0000-0x00000000001B6000-memory.dmp
memory/1216-26-0x0000000002A90000-0x0000000002A96000-memory.dmp
memory/1644-30-0x0000000000190000-0x0000000000191000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2023-10-16 18:21
Reported
2023-10-16 21:05
Platform
win10v2004-20230915-en
Max time kernel
9s
Max time network
46s
Command Line
Signatures
Tinba / TinyBanker
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3027552071-446050021-1254071215-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\C829CD41 = "C:\\Users\\Admin\\AppData\\Roaming\\C829CD41\\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 4128 wrote to memory of 4856 | N/A | C:\Users\Admin\AppData\Local\Temp\NEAS.5419f5b3d979348fc46eb5ab2f481fa0.exe | C:\Windows\SysWOW64\winver.exe |
| PID 4128 wrote to memory of 4856 | N/A | C:\Users\Admin\AppData\Local\Temp\NEAS.5419f5b3d979348fc46eb5ab2f481fa0.exe | C:\Windows\SysWOW64\winver.exe |
| PID 4128 wrote to memory of 4856 | N/A | C:\Users\Admin\AppData\Local\Temp\NEAS.5419f5b3d979348fc46eb5ab2f481fa0.exe | C:\Windows\SysWOW64\winver.exe |
| PID 4128 wrote to memory of 4856 | N/A | C:\Users\Admin\AppData\Local\Temp\NEAS.5419f5b3d979348fc46eb5ab2f481fa0.exe | C:\Windows\SysWOW64\winver.exe |
| PID 4856 wrote to memory of 772 | N/A | C:\Windows\SysWOW64\winver.exe | C:\Windows\Explorer.EXE |
| PID 4856 wrote to memory of 2440 | N/A | C:\Windows\SysWOW64\winver.exe | C:\Windows\system32\svchost.exe |
| PID 4856 wrote to memory of 2448 | N/A | C:\Windows\SysWOW64\winver.exe | C:\Windows\system32\sihost.exe |
Processes
C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
C:\Windows\system32\sihost.exe
sihost.exe
C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
C:\Users\Admin\AppData\Local\Temp\NEAS.5419f5b3d979348fc46eb5ab2f481fa0.exe
"C:\Users\Admin\AppData\Local\Temp\NEAS.5419f5b3d979348fc46eb5ab2f481fa0.exe"
C:\Windows\SysWOW64\winver.exe
winver
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 2.136.104.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 8.3.197.209.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 138.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 108.211.229.192.in-addr.arpa | udp |
Files
memory/4128-0-0x0000000002020000-0x0000000002021000-memory.dmp
memory/772-1-0x0000000000F00000-0x0000000000F06000-memory.dmp
memory/4128-3-0x0000000002050000-0x0000000002A50000-memory.dmp
memory/772-2-0x0000000000F00000-0x0000000000F06000-memory.dmp
memory/4856-4-0x0000000000500000-0x0000000000506000-memory.dmp
memory/4856-5-0x0000000077B32000-0x0000000077B33000-memory.dmp
memory/772-6-0x00007FFE6426D000-0x00007FFE6426E000-memory.dmp
memory/4856-7-0x0000000000050000-0x0000000000062000-memory.dmp
memory/4128-8-0x0000000000400000-0x0000000000417000-memory.dmp
memory/4128-9-0x0000000002050000-0x0000000002A50000-memory.dmp
memory/2628-15-0x0000000000FD0000-0x0000000000FD6000-memory.dmp
memory/2448-16-0x00000000002E0000-0x00000000002E6000-memory.dmp
memory/3304-18-0x0000000000490000-0x0000000000496000-memory.dmp
memory/772-17-0x00000000031D0000-0x00000000031D6000-memory.dmp
memory/2440-14-0x00000000003E0000-0x00000000003E6000-memory.dmp
memory/772-19-0x00000000031D0000-0x00000000031D6000-memory.dmp
memory/3524-20-0x0000000000C10000-0x0000000000C16000-memory.dmp