Analysis Overview
SHA256
66fc0c144afb18927ba793f131bac3afa379fec65b80f0d5bfac7e91b80d9bc3
Threat Level: Known bad
The file 66fc0c144afb18927ba793f131bac3afa379fec65b80f0d5bfac7e91b80d9bc3 was found to be: Known bad.
Malicious Activity Summary
Tinba / TinyBanker
Adds Run key to start application
Unsigned PE
Program crash
Enumerates physical storage devices
Suspicious behavior: EnumeratesProcesses
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Modifies data under HKEY_USERS
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK Matrix V13
Analysis: static1
Detonation Overview
Reported
2024-06-23 22:30
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-23 22:30
Reported
2024-06-23 22:33
Platform
win7-20240220-en
Max time kernel
148s
Max time network
148s
Command Line
Signatures
Tinba / TinyBanker
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\D1E7CC43 = "C:\\Users\\Admin\\AppData\\Roaming\\D1E7CC43\\bin.exe" | C:\Windows\SysWOW64\winver.exe | N/A |
Enumerates physical storage devices
Suspicious behavior: EnumeratesProcesses
Suspicious use of FindShellTrayWindow
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\winver.exe | N/A |
| N/A | N/A | C:\Windows\Explorer.EXE | N/A |
| N/A | N/A | C:\Windows\Explorer.EXE | N/A |
Suspicious use of SendNotifyMessage
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Explorer.EXE | N/A |
| N/A | N/A | C:\Windows\Explorer.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\66fc0c144afb18927ba793f131bac3afa379fec65b80f0d5bfac7e91b80d9bc3.exe
"C:\Users\Admin\AppData\Local\Temp\66fc0c144afb18927ba793f131bac3afa379fec65b80f0d5bfac7e91b80d9bc3.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/2812-4-0x0000000000160000-0x0000000000166000-memory.dmp
memory/1196-3-0x0000000003160000-0x0000000003166000-memory.dmp
memory/1196-6-0x0000000003160000-0x0000000003166000-memory.dmp
memory/1196-1-0x0000000003160000-0x0000000003166000-memory.dmp
memory/2060-8-0x0000000000400000-0x000000000043C000-memory.dmp
memory/1196-17-0x0000000003E40000-0x0000000003E46000-memory.dmp
memory/2812-20-0x0000000000210000-0x0000000000216000-memory.dmp
memory/1168-14-0x0000000001EA0000-0x0000000001EA6000-memory.dmp
memory/1112-11-0x0000000002030000-0x0000000002036000-memory.dmp
memory/1112-23-0x0000000002030000-0x0000000002036000-memory.dmp
memory/1196-22-0x0000000003E40000-0x0000000003E46000-memory.dmp
memory/1168-21-0x0000000001EA0000-0x0000000001EA6000-memory.dmp
memory/2812-25-0x0000000000210000-0x0000000000216000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-23 22:30
Reported
2024-06-23 22:33
Platform
win10v2004-20240508-en
Max time kernel
146s
Max time network
52s
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\66fc0c144afb18927ba793f131bac3afa379fec65b80f0d5bfac7e91b80d9bc3.exe |
Modifies data under HKEY_USERS
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@%SystemRoot%\system32\hnetcfgclient.dll,-201 = "HNetCfg Client" | C:\Windows\System32\svchost.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:\Windows\Explorer.EXE | N/A |
| N/A | N/A | C:\Windows\Explorer.EXE | N/A |
| N/A | N/A | C:\Windows\Explorer.EXE | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\66fc0c144afb18927ba793f131bac3afa379fec65b80f0d5bfac7e91b80d9bc3.exe | N/A |
Suspicious use of SendNotifyMessage
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Explorer.EXE | N/A |
| N/A | N/A | C:\Windows\Explorer.EXE | N/A |
| N/A | N/A | C:\Windows\Explorer.EXE | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2612 wrote to memory of 3264 | N/A | C:\Users\Admin\AppData\Local\Temp\66fc0c144afb18927ba793f131bac3afa379fec65b80f0d5bfac7e91b80d9bc3.exe | C:\Windows\SysWOW64\winver.exe |
| PID 2612 wrote to memory of 3264 | N/A | C:\Users\Admin\AppData\Local\Temp\66fc0c144afb18927ba793f131bac3afa379fec65b80f0d5bfac7e91b80d9bc3.exe | C:\Windows\SysWOW64\winver.exe |
| PID 2612 wrote to memory of 3264 | N/A | C:\Users\Admin\AppData\Local\Temp\66fc0c144afb18927ba793f131bac3afa379fec65b80f0d5bfac7e91b80d9bc3.exe | C:\Windows\SysWOW64\winver.exe |
| PID 2612 wrote to memory of 3264 | N/A | C:\Users\Admin\AppData\Local\Temp\66fc0c144afb18927ba793f131bac3afa379fec65b80f0d5bfac7e91b80d9bc3.exe | C:\Windows\SysWOW64\winver.exe |
| PID 3264 wrote to memory of 3436 | N/A | C:\Windows\SysWOW64\winver.exe | C:\Windows\Explorer.EXE |
| PID 2612 wrote to memory of 3436 | N/A | C:\Users\Admin\AppData\Local\Temp\66fc0c144afb18927ba793f131bac3afa379fec65b80f0d5bfac7e91b80d9bc3.exe | C:\Windows\Explorer.EXE |
Processes
C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
C:\Users\Admin\AppData\Local\Temp\66fc0c144afb18927ba793f131bac3afa379fec65b80f0d5bfac7e91b80d9bc3.exe
"C:\Users\Admin\AppData\Local\Temp\66fc0c144afb18927ba793f131bac3afa379fec65b80f0d5bfac7e91b80d9bc3.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 3264 -ip 3264
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3264 -s 300
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 372 -p 2612 -ip 2612
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2612 -s 708
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
Files
memory/2612-1-0x0000000004620000-0x0000000004C78000-memory.dmp
memory/2612-2-0x00000000044F0000-0x00000000044F1000-memory.dmp
memory/3436-4-0x0000000000FE0000-0x0000000000FE6000-memory.dmp
memory/3436-5-0x0000000000FE0000-0x0000000000FE6000-memory.dmp
memory/2612-6-0x0000000000400000-0x000000000043C000-memory.dmp
memory/3436-9-0x0000000001010000-0x0000000001016000-memory.dmp
memory/2612-12-0x0000000004620000-0x0000000004C78000-memory.dmp