Analysis Overview
SHA256
339e8f0854d2c3cc29e4c21bef4d104b49d3e9f461c5448ff669d8ccb9424b13
Threat Level: Known bad
The file f2d2f7b958d8affc9fe31891860e22e0N.exe was found to be: Known bad.
Malicious Activity Summary
Tinba / TinyBanker
UPX packed file
Adds Run key to start application
System Location Discovery: System Language Discovery
Program crash
Unsigned PE
Suspicious use of AdjustPrivilegeToken
Suspicious use of UnmapMainImage
Suspicious use of FindShellTrayWindow
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-08-24 00:28
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
2024-08-24 00:28
Reported
2024-08-24 00:30
Platform
win7-20240729-en
Max time kernel
118s
Max time network
119s
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-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\A49021B9 = "C:\\Users\\Admin\\AppData\\Roaming\\A49021B9\\bin.exe" | C:\Windows\SysWOW64\winver.exe | N/A |
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\f2d2f7b958d8affc9fe31891860e22e0N.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | 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\system32\taskhost.exe
"taskhost.exe"
C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
C:\Users\Admin\AppData\Local\Temp\f2d2f7b958d8affc9fe31891860e22e0N.exe
"C:\Users\Admin\AppData\Local\Temp\f2d2f7b958d8affc9fe31891860e22e0N.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/1244-0-0x0000000000400000-0x000000000041D000-memory.dmp
memory/1244-1-0x0000000000020000-0x0000000000021000-memory.dmp
memory/1464-3-0x0000000002A90000-0x0000000002A96000-memory.dmp
memory/1464-2-0x0000000002A90000-0x0000000002A96000-memory.dmp
memory/1464-4-0x0000000002A90000-0x0000000002A96000-memory.dmp
memory/1244-5-0x0000000001EB0000-0x00000000028B0000-memory.dmp
memory/1464-10-0x0000000077151000-0x0000000077152000-memory.dmp
memory/1020-9-0x00000000772FF000-0x0000000077301000-memory.dmp
memory/1020-8-0x00000000772FF000-0x0000000077300000-memory.dmp
memory/1020-7-0x0000000077300000-0x0000000077301000-memory.dmp
memory/1020-6-0x00000000001A0000-0x00000000001A6000-memory.dmp
memory/1020-11-0x0000000077100000-0x00000000772A9000-memory.dmp
memory/1244-12-0x0000000000400000-0x000000000041D000-memory.dmp
memory/1244-13-0x0000000001EB0000-0x00000000028B0000-memory.dmp
memory/916-26-0x0000000001FF0000-0x0000000001FF6000-memory.dmp
memory/1464-23-0x0000000002A40000-0x0000000002A46000-memory.dmp
memory/1396-21-0x00000000001B0000-0x00000000001B6000-memory.dmp
memory/916-32-0x0000000077151000-0x0000000077152000-memory.dmp
memory/916-31-0x0000000001FF0000-0x0000000001FF6000-memory.dmp
memory/1396-30-0x00000000001B0000-0x00000000001B6000-memory.dmp
memory/1308-29-0x0000000077151000-0x0000000077152000-memory.dmp
memory/1308-28-0x0000000000240000-0x0000000000246000-memory.dmp
memory/1464-27-0x0000000002A40000-0x0000000002A46000-memory.dmp
memory/1020-33-0x00000000001A0000-0x00000000001A6000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-08-24 00:28
Reported
2024-08-24 00:30
Platform
win10v2004-20240802-en
Max time kernel
118s
Max time network
100s
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-1-5-21-4182098368-2521458979-3782681353-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\44E22F38 = "C:\\Users\\Admin\\AppData\\Roaming\\44E22F38\\bin.exe" | C:\Windows\SysWOW64\winver.exe | N/A |
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Windows\SysWOW64\winver.exe |
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\f2d2f7b958d8affc9fe31891860e22e0N.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | 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 AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeShutdownPrivilege | N/A | C:\Windows\Explorer.EXE | N/A |
| Token: SeCreatePagefilePrivilege | 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
| Description | Indicator | Process | Target |
| PID 3116 wrote to memory of 1792 | N/A | C:\Users\Admin\AppData\Local\Temp\f2d2f7b958d8affc9fe31891860e22e0N.exe | C:\Windows\SysWOW64\winver.exe |
| PID 3116 wrote to memory of 1792 | N/A | C:\Users\Admin\AppData\Local\Temp\f2d2f7b958d8affc9fe31891860e22e0N.exe | C:\Windows\SysWOW64\winver.exe |
| PID 3116 wrote to memory of 1792 | N/A | C:\Users\Admin\AppData\Local\Temp\f2d2f7b958d8affc9fe31891860e22e0N.exe | C:\Windows\SysWOW64\winver.exe |
| PID 3116 wrote to memory of 1792 | N/A | C:\Users\Admin\AppData\Local\Temp\f2d2f7b958d8affc9fe31891860e22e0N.exe | C:\Windows\SysWOW64\winver.exe |
| PID 1792 wrote to memory of 3436 | N/A | C:\Windows\SysWOW64\winver.exe | C:\Windows\Explorer.EXE |
| PID 1792 wrote to memory of 2968 | N/A | C:\Windows\SysWOW64\winver.exe | C:\Windows\system32\sihost.exe |
Processes
C:\Windows\system32\sihost.exe
sihost.exe
C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
C:\Users\Admin\AppData\Local\Temp\f2d2f7b958d8affc9fe31891860e22e0N.exe
"C:\Users\Admin\AppData\Local\Temp\f2d2f7b958d8affc9fe31891860e22e0N.exe"
C:\Windows\SysWOW64\winver.exe
winver
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1792 -ip 1792
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1792 -s 352
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 104.219.191.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 14.160.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.35.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 228.249.119.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 103.169.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 56.126.166.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 81.144.22.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 11.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 8.8.8.8:53 | 43.58.199.20.in-addr.arpa | udp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
Files
memory/3116-0-0x0000000000400000-0x000000000041D000-memory.dmp
memory/3116-1-0x0000000002160000-0x0000000002161000-memory.dmp
memory/3436-2-0x00000000011F0000-0x00000000011F6000-memory.dmp
memory/3436-3-0x00000000011F0000-0x00000000011F6000-memory.dmp
memory/3116-4-0x00000000022A0000-0x0000000002CA0000-memory.dmp
memory/3436-7-0x00007FFE750AD000-0x00007FFE750AE000-memory.dmp
memory/1792-6-0x0000000077EC2000-0x0000000077EC3000-memory.dmp
memory/1792-5-0x0000000000C10000-0x0000000000C16000-memory.dmp
memory/1792-8-0x00007FFE75010000-0x00007FFE75205000-memory.dmp
memory/3436-9-0x00007FFE75240000-0x00007FFE75241000-memory.dmp
memory/3116-10-0x0000000000400000-0x000000000041D000-memory.dmp
memory/3116-11-0x00000000022A0000-0x0000000002CA0000-memory.dmp
memory/2968-15-0x0000000000B70000-0x0000000000B76000-memory.dmp
memory/1792-16-0x0000000000C10000-0x0000000000C16000-memory.dmp
memory/2968-18-0x00007FFE75230000-0x00007FFE75231000-memory.dmp