Analysis Overview
SHA256
733bf99b327c3c165c6461457eef4429608022f8937a7bb31d61cce25a598a3c
Threat Level: Known bad
The file 1417773afaa438180e37401d36d72fb0N.exe was found to be: Known bad.
Malicious Activity Summary
Tinba / TinyBanker
Adds Run key to start application
Unsigned PE
System Location Discovery: System Language Discovery
Enumerates physical storage devices
Program crash
Modifies registry class
Suspicious use of AdjustPrivilegeToken
Suspicious use of UnmapMainImage
Suspicious use of WriteProcessMemory
Suspicious use of FindShellTrayWindow
Modifies data under HKEY_USERS
Suspicious behavior: EnumeratesProcesses
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-08-20 17:53
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-08-20 17:53
Reported
2024-08-20 17:55
Platform
win7-20240729-en
Max time kernel
118s
Max time network
119s
Command Line
Signatures
Tinba / TinyBanker
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\D3AA7A67 = "C:\\Users\\Admin\\AppData\\Roaming\\D3AA7A67\\bin.exe" | C:\Windows\SysWOW64\winver.exe | N/A |
Enumerates physical storage devices
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\1417773afaa438180e37401d36d72fb0N.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\1417773afaa438180e37401d36d72fb0N.exe
"C:\Users\Admin\AppData\Local\Temp\1417773afaa438180e37401d36d72fb0N.exe"
C:\Windows\SysWOW64\winver.exe
winver
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | elitiorecfreetoo.cc | udp |
| US | 216.218.185.162:80 | elitiorecfreetoo.cc | tcp |
Files
memory/1440-1-0x0000000002490000-0x0000000002496000-memory.dmp
memory/1440-6-0x0000000002490000-0x0000000002496000-memory.dmp
memory/2828-4-0x0000000000150000-0x0000000000156000-memory.dmp
memory/1440-3-0x0000000002490000-0x0000000002496000-memory.dmp
memory/2320-8-0x0000000000400000-0x000000000043F000-memory.dmp
memory/1308-11-0x0000000000280000-0x0000000000286000-memory.dmp
memory/2828-23-0x00000000002C0000-0x00000000002C6000-memory.dmp
memory/1040-20-0x0000000001ED0000-0x0000000001ED6000-memory.dmp
memory/1440-17-0x00000000024E0000-0x00000000024E6000-memory.dmp
memory/1428-14-0x00000000002C0000-0x00000000002C6000-memory.dmp
memory/1428-27-0x00000000002C0000-0x00000000002C6000-memory.dmp
memory/1040-26-0x0000000001ED0000-0x0000000001ED6000-memory.dmp
memory/1308-24-0x0000000000280000-0x0000000000286000-memory.dmp
memory/1440-25-0x00000000024E0000-0x00000000024E6000-memory.dmp
memory/2828-29-0x00000000002C0000-0x00000000002C6000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-08-20 17:53
Reported
2024-08-20 17:55
Platform
win10v2004-20240802-en
Max time kernel
117s
Max time network
104s
Command Line
Signatures
Enumerates physical storage devices
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Windows\SysWOW64\winver.exe |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\1417773afaa438180e37401d36d72fb0N.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\1417773afaa438180e37401d36d72fb0N.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\winver.exe | N/A |
Modifies data under HKEY_USERS
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@%SystemRoot%\system32\hnetcfgclient.dll,-201 = "HNetCfg Client" | C:\Windows\System32\svchost.exe | N/A |
Modifies registry class
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{4336a54d-038b-4685-ab02-99bb52d3fb8b}\Instance\ | C:\Windows\Explorer.EXE | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\ | C:\Windows\Explorer.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 |
| Token: SeShutdownPrivilege | N/A | C:\Windows\Explorer.EXE | N/A |
| Token: SeCreatePagefilePrivilege | N/A | C:\Windows\Explorer.EXE | N/A |
| Token: SeShutdownPrivilege | N/A | C:\Windows\Explorer.EXE | N/A |
| Token: SeCreatePagefilePrivilege | N/A | C:\Windows\Explorer.EXE | N/A |
| Token: SeShutdownPrivilege | N/A | C:\Windows\Explorer.EXE | N/A |
| Token: SeCreatePagefilePrivilege | N/A | C:\Windows\Explorer.EXE | N/A |
| Token: SeShutdownPrivilege | N/A | C:\Windows\Explorer.EXE | N/A |
| Token: SeCreatePagefilePrivilege | N/A | C:\Windows\Explorer.EXE | N/A |
| 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 |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\1417773afaa438180e37401d36d72fb0N.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 1456 wrote to memory of 5060 | N/A | C:\Users\Admin\AppData\Local\Temp\1417773afaa438180e37401d36d72fb0N.exe | C:\Windows\SysWOW64\winver.exe |
| PID 1456 wrote to memory of 5060 | N/A | C:\Users\Admin\AppData\Local\Temp\1417773afaa438180e37401d36d72fb0N.exe | C:\Windows\SysWOW64\winver.exe |
| PID 1456 wrote to memory of 5060 | N/A | C:\Users\Admin\AppData\Local\Temp\1417773afaa438180e37401d36d72fb0N.exe | C:\Windows\SysWOW64\winver.exe |
| PID 1456 wrote to memory of 5060 | N/A | C:\Users\Admin\AppData\Local\Temp\1417773afaa438180e37401d36d72fb0N.exe | C:\Windows\SysWOW64\winver.exe |
| PID 5060 wrote to memory of 3504 | N/A | C:\Windows\SysWOW64\winver.exe | C:\Windows\Explorer.EXE |
| PID 1456 wrote to memory of 3504 | N/A | C:\Users\Admin\AppData\Local\Temp\1417773afaa438180e37401d36d72fb0N.exe | C:\Windows\Explorer.EXE |
Processes
C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
C:\Users\Admin\AppData\Local\Temp\1417773afaa438180e37401d36d72fb0N.exe
"C:\Users\Admin\AppData\Local\Temp\1417773afaa438180e37401d36d72fb0N.exe"
C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s Netman
C:\Windows\SysWOW64\winver.exe
winver
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 5060 -ip 5060
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 5060 -s 300
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 364 -p 1456 -ip 1456
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1456 -s 728
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 149.220.183.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 81.144.22.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 204.79.197.237:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 4.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 237.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 196.249.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 205.47.74.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 28.118.140.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 183.59.114.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 88.156.103.20.in-addr.arpa | udp |
| US | 52.111.227.13:443 | tcp | |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 31.243.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | 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 |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
Files
memory/1456-1-0x0000000004570000-0x0000000004BC8000-memory.dmp
memory/1456-2-0x0000000003CD0000-0x0000000003CD1000-memory.dmp
memory/1456-3-0x0000000004570000-0x0000000004BC8000-memory.dmp
memory/1456-4-0x0000000003CD0000-0x0000000003CD1000-memory.dmp
memory/3504-6-0x0000000000E70000-0x0000000000E76000-memory.dmp
memory/3504-7-0x0000000000E70000-0x0000000000E76000-memory.dmp
memory/1456-8-0x0000000000400000-0x000000000043F000-memory.dmp
memory/3504-12-0x0000000002D00000-0x0000000002D06000-memory.dmp
memory/1456-15-0x0000000004570000-0x0000000004BC8000-memory.dmp