Analysis Overview
SHA256
4ff8c32b5123d47bea4a1b1d850778f81fcdc21f177e18bae0481c35a282c787
Threat Level: Known bad
The file 4ff8c32b5123d47bea4a1b1d850778f81fcdc21f177e18bae0481c35a282c787 was found to be: Known bad.
Malicious Activity Summary
Tinba / TinyBanker
Adds Run key to start application
Enumerates physical storage devices
Unsigned PE
Program crash
Suspicious use of WriteProcessMemory
Modifies data under HKEY_USERS
Suspicious behavior: EnumeratesProcesses
Suspicious use of FindShellTrayWindow
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK Matrix V13
Analysis: static1
Detonation Overview
Reported
2024-07-02 21:27
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-07-02 21:27
Reported
2024-07-02 21:29
Platform
win7-20240221-en
Max time kernel
148s
Max time network
150s
Command Line
Signatures
Tinba / TinyBanker
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Windows\CurrentVersion\Run\2AD2B042 = "C:\\Users\\Admin\\AppData\\Roaming\\2AD2B042\\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\4ff8c32b5123d47bea4a1b1d850778f81fcdc21f177e18bae0481c35a282c787.exe
"C:\Users\Admin\AppData\Local\Temp\4ff8c32b5123d47bea4a1b1d850778f81fcdc21f177e18bae0481c35a282c787.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/1208-6-0x0000000002E70000-0x0000000002E76000-memory.dmp
memory/2728-4-0x00000000001A0000-0x00000000001A6000-memory.dmp
memory/1208-3-0x0000000002E70000-0x0000000002E76000-memory.dmp
memory/1208-1-0x0000000002E70000-0x0000000002E76000-memory.dmp
memory/2236-8-0x0000000000400000-0x000000000043F000-memory.dmp
memory/2728-22-0x0000000000290000-0x0000000000296000-memory.dmp
memory/1208-17-0x0000000002EC0000-0x0000000002EC6000-memory.dmp
memory/1184-14-0x00000000001C0000-0x00000000001C6000-memory.dmp
memory/1100-11-0x0000000000410000-0x0000000000416000-memory.dmp
memory/1184-25-0x00000000001C0000-0x00000000001C6000-memory.dmp
memory/1208-24-0x0000000002EC0000-0x0000000002EC6000-memory.dmp
memory/1100-23-0x0000000000410000-0x0000000000416000-memory.dmp
memory/2728-27-0x0000000000290000-0x0000000000296000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-07-02 21:27
Reported
2024-07-02 21:29
Platform
win10v2004-20240508-en
Max time kernel
149s
Max time network
150s
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\4ff8c32b5123d47bea4a1b1d850778f81fcdc21f177e18bae0481c35a282c787.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 behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\4ff8c32b5123d47bea4a1b1d850778f81fcdc21f177e18bae0481c35a282c787.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\4ff8c32b5123d47bea4a1b1d850778f81fcdc21f177e18bae0481c35a282c787.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\4ff8c32b5123d47bea4a1b1d850778f81fcdc21f177e18bae0481c35a282c787.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\4ff8c32b5123d47bea4a1b1d850778f81fcdc21f177e18bae0481c35a282c787.exe
"C:\Users\Admin\AppData\Local\Temp\4ff8c32b5123d47bea4a1b1d850778f81fcdc21f177e18bae0481c35a282c787.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 2100 -ip 2100
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2100 -s 300
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 372 -p 4132 -ip 4132
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4132 -s 964
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 28.118.140.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 133.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 232.168.11.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 107.12.20.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 203.107.17.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 44.56.20.217.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 22.236.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 13.179.89.13.in-addr.arpa | udp |
Files
memory/4132-1-0x0000000004710000-0x0000000004D68000-memory.dmp
memory/4132-2-0x0000000003DD0000-0x0000000003DD1000-memory.dmp
memory/3444-4-0x0000000001000000-0x0000000001006000-memory.dmp
memory/3444-5-0x0000000001000000-0x0000000001006000-memory.dmp
memory/4132-6-0x0000000000400000-0x000000000043F000-memory.dmp
memory/3444-10-0x0000000002AC0000-0x0000000002AC6000-memory.dmp
memory/4132-9-0x0000000005B20000-0x0000000006520000-memory.dmp
memory/3060-12-0x0000000000500000-0x0000000000506000-memory.dmp
memory/4132-13-0x0000000005B20000-0x0000000006520000-memory.dmp
memory/4132-17-0x0000000004710000-0x0000000004D68000-memory.dmp
memory/3060-18-0x0000000000500000-0x0000000000506000-memory.dmp