Analysis Overview
SHA256
ae3442533a3b68912db55a5a24f43795ea2e3ef92aed3a2995d25dc164f78027
Threat Level: Known bad
The file 25bb4f38dbbc7272be4d9a550ce00e60N.exe was found to be: Known bad.
Malicious Activity Summary
Tinba / TinyBanker
Adds Run key to start application
Unsigned PE
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Program crash
Suspicious use of WriteProcessMemory
Modifies data under HKEY_USERS
Suspicious use of UnmapMainImage
Suspicious behavior: EnumeratesProcesses
Suspicious use of FindShellTrayWindow
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-08-18 23:51
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-08-18 23:51
Reported
2024-08-18 23:53
Platform
win7-20240704-en
Max time kernel
120s
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-1-5-21-3294248377-1418901787-4083263181-1000\Software\Microsoft\Windows\CurrentVersion\Run\89ECA573 = "C:\\Users\\Admin\\AppData\\Roaming\\89ECA573\\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\25bb4f38dbbc7272be4d9a550ce00e60N.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\25bb4f38dbbc7272be4d9a550ce00e60N.exe
"C:\Users\Admin\AppData\Local\Temp\25bb4f38dbbc7272be4d9a550ce00e60N.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/1324-1-0x00000000029C0000-0x00000000029C6000-memory.dmp
memory/1324-6-0x00000000029C0000-0x00000000029C6000-memory.dmp
memory/1972-4-0x0000000000160000-0x0000000000166000-memory.dmp
memory/1324-3-0x00000000029C0000-0x00000000029C6000-memory.dmp
memory/2200-8-0x0000000000400000-0x000000000043F000-memory.dmp
memory/1972-23-0x0000000000210000-0x0000000000216000-memory.dmp
memory/376-20-0x0000000001DC0000-0x0000000001DC6000-memory.dmp
memory/1324-17-0x0000000002A10000-0x0000000002A16000-memory.dmp
memory/1268-14-0x0000000001DA0000-0x0000000001DA6000-memory.dmp
memory/1148-11-0x0000000001F90000-0x0000000001F96000-memory.dmp
memory/1268-27-0x0000000001DA0000-0x0000000001DA6000-memory.dmp
memory/1148-26-0x0000000001F90000-0x0000000001F96000-memory.dmp
memory/1324-25-0x0000000002A10000-0x0000000002A16000-memory.dmp
memory/376-24-0x0000000001DC0000-0x0000000001DC6000-memory.dmp
memory/1972-29-0x0000000000210000-0x0000000000216000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-08-18 23:51
Reported
2024-08-18 23:53
Platform
win10v2004-20240802-en
Max time kernel
118s
Max time network
120s
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\25bb4f38dbbc7272be4d9a550ce00e60N.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\25bb4f38dbbc7272be4d9a550ce00e60N.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 |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\25bb4f38dbbc7272be4d9a550ce00e60N.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\25bb4f38dbbc7272be4d9a550ce00e60N.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 |
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\25bb4f38dbbc7272be4d9a550ce00e60N.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 496 wrote to memory of 3992 | N/A | C:\Users\Admin\AppData\Local\Temp\25bb4f38dbbc7272be4d9a550ce00e60N.exe | C:\Windows\SysWOW64\winver.exe |
| PID 496 wrote to memory of 3992 | N/A | C:\Users\Admin\AppData\Local\Temp\25bb4f38dbbc7272be4d9a550ce00e60N.exe | C:\Windows\SysWOW64\winver.exe |
| PID 496 wrote to memory of 3992 | N/A | C:\Users\Admin\AppData\Local\Temp\25bb4f38dbbc7272be4d9a550ce00e60N.exe | C:\Windows\SysWOW64\winver.exe |
| PID 496 wrote to memory of 3992 | N/A | C:\Users\Admin\AppData\Local\Temp\25bb4f38dbbc7272be4d9a550ce00e60N.exe | C:\Windows\SysWOW64\winver.exe |
| PID 3992 wrote to memory of 3536 | N/A | C:\Windows\SysWOW64\winver.exe | C:\Windows\Explorer.EXE |
| PID 496 wrote to memory of 3536 | N/A | C:\Users\Admin\AppData\Local\Temp\25bb4f38dbbc7272be4d9a550ce00e60N.exe | C:\Windows\Explorer.EXE |
| PID 496 wrote to memory of 2668 | N/A | C:\Users\Admin\AppData\Local\Temp\25bb4f38dbbc7272be4d9a550ce00e60N.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\25bb4f38dbbc7272be4d9a550ce00e60N.exe
"C:\Users\Admin\AppData\Local\Temp\25bb4f38dbbc7272be4d9a550ce00e60N.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 428 -p 3992 -ip 3992
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3992 -s 300
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 504 -p 496 -ip 496
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 496 -s 980
Network
| Country | Destination | Domain | Proto |
| 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 | 232.168.11.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 237.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 76.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 58.55.71.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 228.249.119.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 157.123.68.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | elitiorecfreetoo.cc | udp |
| US | 8.8.8.8:53 | 13.227.111.52.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 |
| US | 8.8.8.8:53 | 205.47.74.20.in-addr.arpa | udp |
Files
memory/496-1-0x0000000004690000-0x0000000004CE8000-memory.dmp
memory/496-2-0x0000000003E80000-0x0000000003E81000-memory.dmp
memory/496-3-0x0000000004690000-0x0000000004CE8000-memory.dmp
memory/496-4-0x0000000003E80000-0x0000000003E81000-memory.dmp
memory/496-5-0x0000000003E80000-0x0000000003E81000-memory.dmp
memory/496-6-0x0000000003E80000-0x0000000003E81000-memory.dmp
memory/496-7-0x0000000003E80000-0x0000000003E81000-memory.dmp
memory/3536-9-0x00000000007B0000-0x00000000007B6000-memory.dmp
memory/3536-10-0x00000000007B0000-0x00000000007B6000-memory.dmp
memory/496-11-0x0000000000400000-0x000000000043F000-memory.dmp
memory/3536-15-0x0000000000A30000-0x0000000000A36000-memory.dmp
memory/496-16-0x00000000058A0000-0x00000000062A0000-memory.dmp
memory/2668-18-0x0000000000F60000-0x0000000000F66000-memory.dmp
memory/496-19-0x00000000058A0000-0x00000000062A0000-memory.dmp
memory/496-23-0x0000000004690000-0x0000000004CE8000-memory.dmp
memory/2668-24-0x0000000000F60000-0x0000000000F66000-memory.dmp