Analysis Overview
SHA256
51b0dc7530ab835fadb9238e40b3b87c313ded7b59875b0f8868f8cd02933d30
Threat Level: Known bad
The file 51b0dc7530ab835fadb9238e40b3b87c313ded7b59875b0f8868f8cd02933d30 was found to be: Known bad.
Malicious Activity Summary
Tinba / TinyBanker
Adds Run key to start application
Program crash
Enumerates physical storage devices
Unsigned PE
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Suspicious use of FindShellTrayWindow
Modifies data under HKEY_USERS
Suspicious use of UnmapMainImage
MITRE ATT&CK Matrix V13
Analysis: static1
Detonation Overview
Reported
2024-06-14 21:28
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-14 21:28
Reported
2024-06-14 21:30
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\58161A8A = "C:\\Users\\Admin\\AppData\\Roaming\\58161A8A\\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 |
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\51b0dc7530ab835fadb9238e40b3b87c313ded7b59875b0f8868f8cd02933d30.exe
"C:\Users\Admin\AppData\Local\Temp\51b0dc7530ab835fadb9238e40b3b87c313ded7b59875b0f8868f8cd02933d30.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/1204-6-0x0000000002E40000-0x0000000002E46000-memory.dmp
memory/2712-4-0x0000000000120000-0x0000000000126000-memory.dmp
memory/1204-3-0x0000000002E40000-0x0000000002E46000-memory.dmp
memory/1204-1-0x0000000002E40000-0x0000000002E46000-memory.dmp
memory/1168-12-0x0000000000130000-0x0000000000136000-memory.dmp
memory/2712-20-0x00000000001D0000-0x00000000001D6000-memory.dmp
memory/1204-15-0x0000000002E50000-0x0000000002E56000-memory.dmp
memory/1112-9-0x0000000000420000-0x0000000000426000-memory.dmp
memory/2268-22-0x0000000000400000-0x000000000043C000-memory.dmp
memory/1168-25-0x0000000000130000-0x0000000000136000-memory.dmp
memory/1112-23-0x0000000000420000-0x0000000000426000-memory.dmp
memory/1204-24-0x0000000002E50000-0x0000000002E56000-memory.dmp
memory/2712-27-0x00000000001D0000-0x00000000001D6000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-14 21:28
Reported
2024-06-14 21:30
Platform
win10v2004-20240508-en
Max time kernel
130s
Max time network
51s
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\51b0dc7530ab835fadb9238e40b3b87c313ded7b59875b0f8868f8cd02933d30.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\51b0dc7530ab835fadb9238e40b3b87c313ded7b59875b0f8868f8cd02933d30.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 UnmapMainImage
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Explorer.EXE | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 4836 wrote to memory of 2496 | N/A | C:\Users\Admin\AppData\Local\Temp\51b0dc7530ab835fadb9238e40b3b87c313ded7b59875b0f8868f8cd02933d30.exe | C:\Windows\SysWOW64\winver.exe |
| PID 4836 wrote to memory of 2496 | N/A | C:\Users\Admin\AppData\Local\Temp\51b0dc7530ab835fadb9238e40b3b87c313ded7b59875b0f8868f8cd02933d30.exe | C:\Windows\SysWOW64\winver.exe |
| PID 4836 wrote to memory of 2496 | N/A | C:\Users\Admin\AppData\Local\Temp\51b0dc7530ab835fadb9238e40b3b87c313ded7b59875b0f8868f8cd02933d30.exe | C:\Windows\SysWOW64\winver.exe |
| PID 4836 wrote to memory of 2496 | N/A | C:\Users\Admin\AppData\Local\Temp\51b0dc7530ab835fadb9238e40b3b87c313ded7b59875b0f8868f8cd02933d30.exe | C:\Windows\SysWOW64\winver.exe |
| PID 2496 wrote to memory of 3500 | N/A | C:\Windows\SysWOW64\winver.exe | C:\Windows\Explorer.EXE |
| PID 4836 wrote to memory of 3500 | N/A | C:\Users\Admin\AppData\Local\Temp\51b0dc7530ab835fadb9238e40b3b87c313ded7b59875b0f8868f8cd02933d30.exe | C:\Windows\Explorer.EXE |
Processes
C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
C:\Users\Admin\AppData\Local\Temp\51b0dc7530ab835fadb9238e40b3b87c313ded7b59875b0f8868f8cd02933d30.exe
"C:\Users\Admin\AppData\Local\Temp\51b0dc7530ab835fadb9238e40b3b87c313ded7b59875b0f8868f8cd02933d30.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 408 -p 2496 -ip 2496
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2496 -s 192
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 4836 -ip 4836
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4836 -s 760
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
Files
memory/4836-1-0x00000000046A0000-0x0000000004CF8000-memory.dmp
memory/4836-2-0x00000000044F0000-0x00000000044F1000-memory.dmp
memory/3500-4-0x0000000000340000-0x0000000000346000-memory.dmp
memory/3500-5-0x0000000000340000-0x0000000000346000-memory.dmp
memory/4836-6-0x0000000000400000-0x000000000043C000-memory.dmp
memory/3500-9-0x00000000024A0000-0x00000000024A6000-memory.dmp
memory/4836-12-0x00000000046A0000-0x0000000004CF8000-memory.dmp