Analysis Overview
SHA256
50b88053e9c17bea52e00af9bd13b0f0eae931d16428b849b64c6d736930e79b
Threat Level: Known bad
The file 50b88053e9c17bea52e00af9bd13b0f0eae931d16428b849b64c6d736930e79b was found to be: Known bad.
Malicious Activity Summary
Tinba / TinyBanker
Adds Run key to start application
Unsigned PE
Enumerates physical storage devices
Program crash
Modifies data under HKEY_USERS
Suspicious use of AdjustPrivilegeToken
Suspicious use of UnmapMainImage
Suspicious behavior: EnumeratesProcesses
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Suspicious use of FindShellTrayWindow
MITRE ATT&CK Matrix V13
Analysis: static1
Detonation Overview
Reported
2024-07-09 22:16
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-07-09 22:16
Reported
2024-07-09 22:19
Platform
win7-20240704-en
Max time kernel
149s
Max time network
147s
Command Line
Signatures
Tinba / TinyBanker
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000\Software\Microsoft\Windows\CurrentVersion\Run\A2934BA0 = "C:\\Users\\Admin\\AppData\\Roaming\\A2934BA0\\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:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
C:\Users\Admin\AppData\Local\Temp\50b88053e9c17bea52e00af9bd13b0f0eae931d16428b849b64c6d736930e79b.exe
"C:\Users\Admin\AppData\Local\Temp\50b88053e9c17bea52e00af9bd13b0f0eae931d16428b849b64c6d736930e79b.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 |
| US | 8.8.8.8:53 | ljjskttqximu.com | udp |
| US | 8.8.8.8:53 | ljjskttqximu.net | udp |
| US | 8.8.8.8:53 | ljjskttqximu.in | udp |
| US | 216.218.185.162:80 | ljjskttqximu.in | tcp |
| US | 8.8.8.8:53 | ljjskttqximu.ru | udp |
| US | 162.249.66.138:80 | ljjskttqximu.ru | tcp |
| US | 8.8.8.8:53 | fovcpylsiqvv.com | udp |
| US | 216.218.185.162:80 | fovcpylsiqvv.com | tcp |
| US | 8.8.8.8:53 | fovcpylsiqvv.net | udp |
| US | 8.8.8.8:53 | fovcpylsiqvv.in | udp |
| US | 216.218.185.162:80 | fovcpylsiqvv.in | tcp |
| US | 8.8.8.8:53 | fovcpylsiqvv.ru | udp |
| US | 8.8.8.8:53 | ptuvwkjgwleu.com | udp |
| US | 8.8.8.8:53 | ptuvwkjgwleu.net | udp |
| US | 8.8.8.8:53 | ptuvwkjgwleu.in | udp |
| US | 216.218.185.162:80 | ptuvwkjgwleu.in | tcp |
| US | 8.8.8.8:53 | ptuvwkjgwleu.ru | udp |
| US | 8.8.8.8:53 | pxscpwnnqujq.com | udp |
| US | 8.8.8.8:53 | pxscpwnnqujq.net | udp |
| US | 216.218.185.162:80 | pxscpwnnqujq.net | tcp |
| US | 8.8.8.8:53 | pxscpwnnqujq.in | udp |
| US | 216.218.185.162:80 | pxscpwnnqujq.in | tcp |
| US | 8.8.8.8:53 | pxscpwnnqujq.ru | udp |
| US | 8.8.8.8:53 | pvmjyqwwugwx.com | udp |
| US | 8.8.8.8:53 | pvmjyqwwugwx.net | udp |
| US | 8.8.8.8:53 | pvmjyqwwugwx.in | udp |
| US | 216.218.185.162:80 | pvmjyqwwugwx.in | tcp |
| US | 8.8.8.8:53 | pvmjyqwwugwx.ru | udp |
| US | 8.8.8.8:53 | pirckxungwkv.com | udp |
| US | 216.218.185.162:80 | pirckxungwkv.com | tcp |
| US | 8.8.8.8:53 | pirckxungwkv.net | udp |
| US | 8.8.8.8:53 | pirckxungwkv.in | udp |
| US | 216.218.185.162:80 | pirckxungwkv.in | tcp |
Files
memory/1200-1-0x0000000002E30000-0x0000000002E36000-memory.dmp
memory/2932-4-0x00000000000F0000-0x00000000000F6000-memory.dmp
memory/1200-3-0x0000000002E30000-0x0000000002E36000-memory.dmp
memory/1200-6-0x0000000002E30000-0x0000000002E36000-memory.dmp
memory/2092-8-0x0000000000400000-0x000000000043F000-memory.dmp
memory/2040-20-0x0000000001E30000-0x0000000001E36000-memory.dmp
memory/2932-23-0x00000000003D0000-0x00000000003D6000-memory.dmp
memory/1200-17-0x0000000002E40000-0x0000000002E46000-memory.dmp
memory/1172-14-0x0000000000140000-0x0000000000146000-memory.dmp
memory/1112-11-0x0000000002090000-0x0000000002096000-memory.dmp
memory/1172-26-0x0000000000140000-0x0000000000146000-memory.dmp
memory/2040-27-0x0000000001E30000-0x0000000001E36000-memory.dmp
memory/1200-25-0x0000000002E40000-0x0000000002E46000-memory.dmp
memory/1112-24-0x0000000002090000-0x0000000002096000-memory.dmp
memory/2932-29-0x00000000003D0000-0x00000000003D6000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-07-09 22:16
Reported
2024-07-09 22:19
Platform
win10v2004-20240709-en
Max time kernel
146s
Max time network
122s
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\50b88053e9c17bea52e00af9bd13b0f0eae931d16428b849b64c6d736930e79b.exe |
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\50b88053e9c17bea52e00af9bd13b0f0eae931d16428b849b64c6d736930e79b.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\50b88053e9c17bea52e00af9bd13b0f0eae931d16428b849b64c6d736930e79b.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\50b88053e9c17bea52e00af9bd13b0f0eae931d16428b849b64c6d736930e79b.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
Processes
C:\Windows\system32\sihost.exe
sihost.exe
C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
C:\Users\Admin\AppData\Local\Temp\50b88053e9c17bea52e00af9bd13b0f0eae931d16428b849b64c6d736930e79b.exe
"C:\Users\Admin\AppData\Local\Temp\50b88053e9c17bea52e00af9bd13b0f0eae931d16428b849b64c6d736930e79b.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 3916 -ip 3916
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3916 -s 300
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 1372 -ip 1372
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1372 -s 888
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 13.107.21.237:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 14.160.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 237.21.107.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 55.36.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | elitiorecfreetoo.cc | udp |
Files
memory/1372-1-0x00000000046E0000-0x0000000004D38000-memory.dmp
memory/1372-2-0x0000000003DC0000-0x0000000003DC1000-memory.dmp
memory/3596-4-0x0000000001070000-0x0000000001076000-memory.dmp
memory/3596-5-0x0000000001070000-0x0000000001076000-memory.dmp
memory/1372-6-0x0000000000400000-0x000000000043F000-memory.dmp
memory/3596-10-0x00000000030B0000-0x00000000030B6000-memory.dmp
memory/1372-9-0x00000000058F0000-0x00000000062F0000-memory.dmp
memory/2572-12-0x0000000000530000-0x0000000000536000-memory.dmp
memory/1372-14-0x00000000058F0000-0x00000000062F0000-memory.dmp
memory/1372-17-0x00000000046E0000-0x0000000004D38000-memory.dmp
memory/2572-18-0x0000000000530000-0x0000000000536000-memory.dmp