Analysis Overview
SHA256
a7a4090a27ab7fdf7302b204f391766f46c952057b9dec04d5939bba526140c0
Threat Level: Known bad
The file NEAS.a4a1f2b3b256c5c028b4339a670a7740.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 use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2023-11-05 08:33
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
2023-11-05 08:33
Reported
2023-11-05 08:35
Platform
win7-20231023-en
Max time kernel
150s
Max time network
152s
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-1-5-21-3618187007-3650799920-3290345941-1000\Software\Microsoft\Windows\CurrentVersion\Run\055771FE = "C:\\Users\\Admin\\AppData\\Roaming\\055771FE\\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\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\NEAS.a4a1f2b3b256c5c028b4339a670a7740.exe
"C:\Users\Admin\AppData\Local\Temp\NEAS.a4a1f2b3b256c5c028b4339a670a7740.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 |
| US | 8.8.8.8:53 | uyhgqunqkxnx.pw | udp |
| NL | 192.42.116.41:80 | uyhgqunqkxnx.pw | tcp |
| US | 8.8.8.8:53 | vcklmnnejwxx.pw | udp |
| US | 216.218.185.162:80 | vcklmnnejwxx.pw | tcp |
Files
memory/808-0-0x0000000000400000-0x000000000041D000-memory.dmp
memory/808-1-0x0000000000020000-0x0000000000021000-memory.dmp
memory/808-3-0x0000000001DD0000-0x00000000027D0000-memory.dmp
memory/1204-4-0x0000000002AE0000-0x0000000002AE6000-memory.dmp
memory/1204-2-0x0000000002AE0000-0x0000000002AE6000-memory.dmp
memory/2416-5-0x0000000000100000-0x0000000000106000-memory.dmp
memory/1204-10-0x0000000077691000-0x0000000077692000-memory.dmp
memory/2416-9-0x0000000077840000-0x0000000077841000-memory.dmp
memory/2416-8-0x000000007783F000-0x0000000077841000-memory.dmp
memory/1204-7-0x0000000002AE0000-0x0000000002AE6000-memory.dmp
memory/2416-6-0x000000007783F000-0x0000000077840000-memory.dmp
memory/2416-11-0x0000000000A20000-0x0000000000A36000-memory.dmp
memory/808-12-0x0000000000400000-0x000000000041D000-memory.dmp
memory/808-13-0x0000000001DD0000-0x00000000027D0000-memory.dmp
memory/2416-15-0x0000000000100000-0x0000000000106000-memory.dmp
memory/2416-16-0x0000000000140000-0x0000000000141000-memory.dmp
memory/1204-17-0x0000000077820000-0x0000000077821000-memory.dmp
memory/1172-23-0x0000000000220000-0x0000000000226000-memory.dmp
memory/1172-28-0x0000000000220000-0x0000000000226000-memory.dmp
memory/1120-27-0x0000000077691000-0x0000000077692000-memory.dmp
memory/1204-29-0x0000000002B00000-0x0000000002B06000-memory.dmp
memory/1120-26-0x0000000000260000-0x0000000000266000-memory.dmp
memory/1204-25-0x0000000002B00000-0x0000000002B06000-memory.dmp
memory/2416-30-0x0000000000100000-0x0000000000106000-memory.dmp
memory/2416-34-0x0000000000150000-0x0000000000151000-memory.dmp
memory/1204-35-0x0000000077800000-0x0000000077801000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2023-11-05 08:33
Reported
2023-11-05 08:36
Platform
win10v2004-20231020-en
Max time kernel
7s
Max time network
12s
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\49C11208 = "C:\\Users\\Admin\\AppData\\Roaming\\49C11208\\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.a4a1f2b3b256c5c028b4339a670a7740.exe
"C:\Users\Admin\AppData\Local\Temp\NEAS.a4a1f2b3b256c5c028b4339a670a7740.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 | 163.252.72.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 146.78.124.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 69.31.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.154.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 39.142.81.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.58.199.20.in-addr.arpa | udp |
Files
memory/3004-0-0x0000000000400000-0x000000000041D000-memory.dmp
memory/3004-1-0x00000000004F0000-0x00000000004F1000-memory.dmp
memory/3264-2-0x0000000000B50000-0x0000000000B56000-memory.dmp
memory/3264-3-0x0000000000B50000-0x0000000000B56000-memory.dmp
memory/3004-4-0x0000000002230000-0x0000000002C30000-memory.dmp
memory/3264-5-0x00007FFC35E4D000-0x00007FFC35E4E000-memory.dmp
memory/4704-6-0x0000000077DC2000-0x0000000077DC3000-memory.dmp
memory/4704-7-0x0000000000A70000-0x0000000000A76000-memory.dmp
memory/3004-8-0x0000000000400000-0x000000000041D000-memory.dmp
memory/3004-9-0x0000000002230000-0x0000000002C30000-memory.dmp
memory/3264-10-0x00007FFC35FE0000-0x00007FFC35FE1000-memory.dmp
memory/2416-14-0x00000000002E0000-0x00000000002E6000-memory.dmp
memory/2380-15-0x00000000007A0000-0x00000000007A6000-memory.dmp
memory/2544-16-0x0000000000C10000-0x0000000000C16000-memory.dmp
memory/2416-18-0x00000000002E0000-0x00000000002E6000-memory.dmp
memory/3264-20-0x0000000000D90000-0x0000000000D96000-memory.dmp