Analysis Overview
SHA256
1b1c332286047fc0a65ec8d590a7adb8f352d12f40fb4b92cc05ae7231947999
Threat Level: Known bad
The file NEAS.f6a0638945b214750870e072ce6b29c0.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: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of FindShellTrayWindow
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2023-10-22 17:33
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
2023-10-22 17:33
Reported
2023-10-23 00:51
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-1-5-21-274829-3448035668-3231875956-1000\Software\Microsoft\Windows\CurrentVersion\Run\839E5621 = "C:\\Users\\Admin\\AppData\\Roaming\\839E5621\\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 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.f6a0638945b214750870e072ce6b29c0.exe
"C:\Users\Admin\AppData\Local\Temp\NEAS.f6a0638945b214750870e072ce6b29c0.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/2092-0-0x0000000000400000-0x000000000041D000-memory.dmp
memory/2092-1-0x0000000000020000-0x0000000000021000-memory.dmp
memory/2092-3-0x0000000001CF0000-0x00000000026F0000-memory.dmp
memory/1292-2-0x0000000002AF0000-0x0000000002AF6000-memory.dmp
memory/3004-4-0x0000000000100000-0x0000000000106000-memory.dmp
memory/3004-9-0x00000000771BF000-0x00000000771C1000-memory.dmp
memory/1292-11-0x0000000077011000-0x0000000077012000-memory.dmp
memory/3004-10-0x00000000771C0000-0x00000000771C1000-memory.dmp
memory/3004-8-0x00000000771BF000-0x00000000771C0000-memory.dmp
memory/3004-7-0x00000000003B0000-0x00000000003C6000-memory.dmp
memory/1292-6-0x0000000002AF0000-0x0000000002AF6000-memory.dmp
memory/2092-12-0x0000000000400000-0x000000000041D000-memory.dmp
memory/2092-13-0x0000000001CF0000-0x00000000026F0000-memory.dmp
memory/1292-14-0x00000000771A0000-0x00000000771A1000-memory.dmp
memory/3004-16-0x0000000000100000-0x0000000000106000-memory.dmp
memory/3004-17-0x0000000000180000-0x0000000000181000-memory.dmp
memory/1188-23-0x00000000001A0000-0x00000000001A6000-memory.dmp
memory/1292-25-0x00000000039D0000-0x00000000039D6000-memory.dmp
memory/1188-26-0x00000000001A0000-0x00000000001A6000-memory.dmp
memory/1188-27-0x0000000077011000-0x0000000077012000-memory.dmp
memory/1124-28-0x00000000002D0000-0x00000000002D6000-memory.dmp
memory/1292-29-0x00000000039D0000-0x00000000039D6000-memory.dmp
memory/3004-33-0x0000000000190000-0x0000000000191000-memory.dmp
memory/1292-34-0x0000000077190000-0x0000000077191000-memory.dmp
memory/1292-36-0x000007FEF9E00000-0x000007FEF9E0A000-memory.dmp
memory/1292-35-0x000007FEF55D0000-0x000007FEF5713000-memory.dmp
memory/1292-37-0x000007FEF55D0000-0x000007FEF5713000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2023-10-22 17:33
Reported
2023-10-23 00:52
Platform
win10v2004-20231020-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-1-5-21-3811856890-180006922-3689258494-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\90BCFC53 = "C:\\Users\\Admin\\AppData\\Roaming\\90BCFC53\\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
Processes
C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
C:\Windows\system32\taskhostw.exe
taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
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.f6a0638945b214750870e072ce6b29c0.exe
"C:\Users\Admin\AppData\Local\Temp\NEAS.f6a0638945b214750870e072ce6b29c0.exe"
C:\Windows\SysWOW64\winver.exe
winver
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 74.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.154.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 204.79.197.200:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 254.178.238.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 88.156.103.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.1.85.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
Files
memory/4980-0-0x0000000000400000-0x000000000041D000-memory.dmp
memory/4980-1-0x0000000002160000-0x0000000002161000-memory.dmp
memory/3124-2-0x0000000001490000-0x0000000001496000-memory.dmp
memory/3124-3-0x0000000001490000-0x0000000001496000-memory.dmp
memory/4980-4-0x0000000002210000-0x0000000002C10000-memory.dmp
memory/3124-5-0x00007FF91E80D000-0x00007FF91E80E000-memory.dmp
memory/1120-6-0x0000000077812000-0x0000000077813000-memory.dmp
memory/1120-7-0x0000000002710000-0x0000000002716000-memory.dmp
memory/4980-8-0x0000000000400000-0x000000000041D000-memory.dmp
memory/4980-9-0x0000000002210000-0x0000000002C10000-memory.dmp
memory/3124-10-0x00007FF91E9A0000-0x00007FF91E9A1000-memory.dmp
memory/2332-14-0x00000000001C0000-0x00000000001C6000-memory.dmp
memory/2324-16-0x0000000000B00000-0x0000000000B06000-memory.dmp
memory/2552-15-0x0000000000B20000-0x0000000000B26000-memory.dmp
memory/3124-20-0x0000000001430000-0x0000000001436000-memory.dmp
memory/2332-18-0x00000000001C0000-0x00000000001C6000-memory.dmp