Analysis Overview
SHA256
4c2ef00930cbcdd5d1d47c8cfdfc005c2a7bbb809c455681e04678fa211ed20b
Threat Level: Known bad
The file 0645dade6ab302be6ec7f1a91d71d455 was found to be: Known bad.
Malicious Activity Summary
Tinba / TinyBanker
UPX packed file
Adds Run key to start application
Unsigned PE
Program crash
Suspicious use of UnmapMainImage
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2023-12-19 10:29
Signatures
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2023-12-19 10:29
Reported
2023-12-19 11:49
Platform
win7-20231215-en
Max time kernel
150s
Max time network
152s
Command Line
Signatures
Tinba / TinyBanker
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-452311807-3713411997-1028535425-1000\Software\Microsoft\Windows\CurrentVersion\Run\A76C7B19 = "C:\\Users\\Admin\\AppData\\Roaming\\A76C7B19\\bin.exe" | 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\Explorer.EXE
C:\Windows\Explorer.EXE
C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
C:\Windows\system32\taskhost.exe
"taskhost.exe"
C:\Users\Admin\AppData\Local\Temp\0645dade6ab302be6ec7f1a91d71d455.exe
"C:\Users\Admin\AppData\Local\Temp\0645dade6ab302be6ec7f1a91d71d455.exe"
C:\Windows\SysWOW64\winver.exe
winver
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | spaines.pw | udp |
| US | 216.218.185.162:80 | spaines.pw | tcp |
Files
memory/2416-0-0x0000000000400000-0x0000000000417000-memory.dmp
memory/2416-1-0x0000000000020000-0x0000000000021000-memory.dmp
memory/1224-4-0x0000000002AA0000-0x0000000002AA6000-memory.dmp
memory/2416-3-0x0000000001DD0000-0x00000000027D0000-memory.dmp
memory/1224-6-0x0000000002AA0000-0x0000000002AA6000-memory.dmp
memory/2380-5-0x0000000000490000-0x0000000000496000-memory.dmp
memory/1224-2-0x0000000002AA0000-0x0000000002AA6000-memory.dmp
memory/2380-7-0x00000000776BF000-0x00000000776C0000-memory.dmp
memory/2380-8-0x00000000776BF000-0x00000000776C1000-memory.dmp
memory/2380-9-0x00000000776C0000-0x00000000776C1000-memory.dmp
memory/1224-10-0x0000000077511000-0x0000000077512000-memory.dmp
memory/2380-11-0x0000000000530000-0x0000000000546000-memory.dmp
memory/2416-12-0x0000000000400000-0x0000000000417000-memory.dmp
memory/2416-13-0x0000000001DD0000-0x00000000027D0000-memory.dmp
memory/2380-15-0x0000000000490000-0x0000000000496000-memory.dmp
memory/2380-16-0x00000000004E0000-0x00000000004E1000-memory.dmp
memory/1192-21-0x0000000000120000-0x0000000000126000-memory.dmp
memory/1120-23-0x0000000001BC0000-0x0000000001BC6000-memory.dmp
memory/1224-25-0x0000000002720000-0x0000000002726000-memory.dmp
memory/1120-24-0x0000000077511000-0x0000000077512000-memory.dmp
memory/1192-26-0x0000000000120000-0x0000000000126000-memory.dmp
memory/1224-27-0x0000000002720000-0x0000000002726000-memory.dmp
memory/2380-31-0x0000000000490000-0x0000000000496000-memory.dmp
memory/2380-32-0x00000000004F0000-0x00000000004F1000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2023-12-19 10:29
Reported
2023-12-19 11:48
Platform
win10v2004-20231215-en
Max time kernel
150s
Max time network
124s
Command Line
Signatures
Tinba / TinyBanker
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\9B54A7E5 = "C:\\Users\\Admin\\AppData\\Roaming\\9B54A7E5\\bin.exe" | C:\Windows\SysWOW64\winver.exe | N/A |
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Windows\SysWOW64\winver.exe |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\winver.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\winver.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 |
| 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 |
| 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 |
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 3824 wrote to memory of 4724 | N/A | C:\Users\Admin\AppData\Local\Temp\0645dade6ab302be6ec7f1a91d71d455.exe | C:\Windows\SysWOW64\winver.exe |
| PID 3824 wrote to memory of 4724 | N/A | C:\Users\Admin\AppData\Local\Temp\0645dade6ab302be6ec7f1a91d71d455.exe | C:\Windows\SysWOW64\winver.exe |
| PID 3824 wrote to memory of 4724 | N/A | C:\Users\Admin\AppData\Local\Temp\0645dade6ab302be6ec7f1a91d71d455.exe | C:\Windows\SysWOW64\winver.exe |
| PID 3824 wrote to memory of 4724 | N/A | C:\Users\Admin\AppData\Local\Temp\0645dade6ab302be6ec7f1a91d71d455.exe | C:\Windows\SysWOW64\winver.exe |
| PID 4724 wrote to memory of 3500 | N/A | C:\Windows\SysWOW64\winver.exe | C:\Windows\Explorer.EXE |
| PID 4724 wrote to memory of 2564 | N/A | C:\Windows\SysWOW64\winver.exe | C:\Windows\system32\sihost.exe |
Processes
C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
C:\Users\Admin\AppData\Local\Temp\0645dade6ab302be6ec7f1a91d71d455.exe
"C:\Users\Admin\AppData\Local\Temp\0645dade6ab302be6ec7f1a91d71d455.exe"
C:\Windows\system32\sihost.exe
sihost.exe
C:\Windows\SysWOW64\winver.exe
winver
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 4724 -ip 4724
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4724 -s 352
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 21.53.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 9.228.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 173.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 45.19.74.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 41.110.16.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 103.169.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.31.95.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 217.135.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 22.236.111.52.in-addr.arpa | udp |
Files
memory/3824-0-0x0000000000400000-0x0000000000417000-memory.dmp
memory/3824-1-0x0000000002160000-0x0000000002161000-memory.dmp
memory/3500-2-0x0000000000B70000-0x0000000000B76000-memory.dmp
memory/3824-4-0x00000000021E0000-0x0000000002BE0000-memory.dmp
memory/3500-3-0x0000000000B70000-0x0000000000B76000-memory.dmp
memory/4724-5-0x00000000775C2000-0x00000000775C3000-memory.dmp
memory/4724-7-0x00000000020E0000-0x00000000020E6000-memory.dmp
memory/3500-6-0x00007FFD7700D000-0x00007FFD7700E000-memory.dmp
memory/3824-8-0x0000000000400000-0x0000000000417000-memory.dmp
memory/3824-9-0x00000000021E0000-0x0000000002BE0000-memory.dmp
memory/2564-13-0x0000000000730000-0x0000000000736000-memory.dmp
memory/4724-14-0x00000000020E0000-0x00000000020E6000-memory.dmp
memory/3500-16-0x00007FFD771A0000-0x00007FFD771A1000-memory.dmp
memory/3500-17-0x00007FFD77180000-0x00007FFD77181000-memory.dmp