Analysis Overview
SHA256
e78a175b191867b5d8f5b59588c27d72f5a4581b224b7b206da6111fb36e55e5
Threat Level: Known bad
The file dfdd01a39d003121745d71217995287f was found to be: Known bad.
Malicious Activity Summary
Tinba / TinyBanker
UPX packed file
Adds Run key to start application
Unsigned PE
Suspicious behavior: EnumeratesProcesses
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2023-12-20 15:57
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
2023-12-20 15:57
Reported
2023-12-21 00:33
Platform
win7-20231215-en
Max time kernel
150s
Max time network
153s
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-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Windows\CurrentVersion\Run\E00FC974 = "C:\\Users\\Admin\\AppData\\Roaming\\E00FC974\\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 |
| 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:\Users\Admin\AppData\Local\Temp\dfdd01a39d003121745d71217995287f.exe
"C:\Users\Admin\AppData\Local\Temp\dfdd01a39d003121745d71217995287f.exe"
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:\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 |
| US | 8.8.8.8:53 | uyhgqunqkxnx.pw | udp |
| US | 8.8.8.8:53 | vcklmnnejwxx.pw | udp |
| US | 216.218.185.162:80 | vcklmnnejwxx.pw | tcp |
| US | 8.8.8.8:53 | cmnsgscccrej.pw | udp |
| US | 216.218.185.162:80 | cmnsgscccrej.pw | tcp |
| US | 8.8.8.8:53 | evbsdqvgmpph.pw | udp |
| US | 216.218.185.162:80 | evbsdqvgmpph.pw | tcp |
| US | 8.8.8.8:53 | mfueeimvyrsp.pw | udp |
| US | 216.218.185.162:80 | mfueeimvyrsp.pw | tcp |
Files
memory/3044-0-0x0000000000400000-0x0000000000417000-memory.dmp
memory/3044-1-0x0000000000020000-0x0000000000021000-memory.dmp
memory/3044-2-0x0000000001C50000-0x0000000002650000-memory.dmp
memory/1252-4-0x0000000002670000-0x0000000002676000-memory.dmp
memory/1252-11-0x0000000077AA1000-0x0000000077AA2000-memory.dmp
memory/2136-10-0x0000000077C4F000-0x0000000077C51000-memory.dmp
memory/2136-9-0x0000000077C4F000-0x0000000077C50000-memory.dmp
memory/2136-8-0x0000000077C50000-0x0000000077C51000-memory.dmp
memory/2136-7-0x00000000000D0000-0x00000000000D6000-memory.dmp
memory/2136-6-0x0000000000E00000-0x0000000000E16000-memory.dmp
memory/1252-5-0x0000000002670000-0x0000000002676000-memory.dmp
memory/1252-3-0x0000000002670000-0x0000000002676000-memory.dmp
memory/3044-12-0x0000000000400000-0x0000000000417000-memory.dmp
memory/3044-13-0x0000000001C50000-0x0000000002650000-memory.dmp
memory/2136-16-0x00000000001C0000-0x00000000001C1000-memory.dmp
memory/1176-20-0x00000000002A0000-0x00000000002A6000-memory.dmp
memory/1176-25-0x00000000002A0000-0x00000000002A6000-memory.dmp
memory/1252-26-0x0000000002620000-0x0000000002626000-memory.dmp
memory/1116-24-0x0000000077AA1000-0x0000000077AA2000-memory.dmp
memory/1116-23-0x0000000001B40000-0x0000000001B46000-memory.dmp
memory/1252-22-0x0000000002620000-0x0000000002626000-memory.dmp
memory/2136-30-0x00000000001D0000-0x00000000001D1000-memory.dmp
memory/2136-31-0x00000000000D0000-0x00000000000D6000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2023-12-20 15:57
Reported
2023-12-21 00:33
Platform
win10v2004-20231215-en
Max time kernel
10s
Max time network
12s
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-1-5-21-3336304223-2978740688-3645194410-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\91DA85DF = "C:\\Users\\Admin\\AppData\\Roaming\\91DA85DF\\bin.exe" | C:\Windows\SysWOW64\winver.exe | N/A |
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 FindShellTrayWindow
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\winver.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 512 wrote to memory of 4072 | N/A | C:\Users\Admin\AppData\Local\Temp\dfdd01a39d003121745d71217995287f.exe | C:\Windows\SysWOW64\winver.exe |
| PID 512 wrote to memory of 4072 | N/A | C:\Users\Admin\AppData\Local\Temp\dfdd01a39d003121745d71217995287f.exe | C:\Windows\SysWOW64\winver.exe |
| PID 512 wrote to memory of 4072 | N/A | C:\Users\Admin\AppData\Local\Temp\dfdd01a39d003121745d71217995287f.exe | C:\Windows\SysWOW64\winver.exe |
| PID 512 wrote to memory of 4072 | N/A | C:\Users\Admin\AppData\Local\Temp\dfdd01a39d003121745d71217995287f.exe | C:\Windows\SysWOW64\winver.exe |
| PID 4072 wrote to memory of 3500 | N/A | C:\Windows\SysWOW64\winver.exe | C:\Windows\Explorer.EXE |
| PID 4072 wrote to memory of 2584 | N/A | C:\Windows\SysWOW64\winver.exe | C:\Windows\system32\sihost.exe |
Processes
C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
C:\Windows\system32\sihost.exe
sihost.exe
C:\Users\Admin\AppData\Local\Temp\dfdd01a39d003121745d71217995287f.exe
"C:\Users\Admin\AppData\Local\Temp\dfdd01a39d003121745d71217995287f.exe"
C:\Windows\SysWOW64\winver.exe
winver
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 19.177.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0.204.248.87.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.154.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 57.169.31.20.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 |
Files
memory/512-0-0x0000000000400000-0x0000000000417000-memory.dmp
memory/512-1-0x00000000004B0000-0x00000000004B1000-memory.dmp
memory/3500-3-0x00000000006E0000-0x00000000006E6000-memory.dmp
memory/512-4-0x00000000021B0000-0x0000000002BB0000-memory.dmp
memory/3500-2-0x00000000006E0000-0x00000000006E6000-memory.dmp
memory/3500-6-0x00007FFC912ED000-0x00007FFC912EE000-memory.dmp
memory/4072-5-0x0000000077802000-0x0000000077803000-memory.dmp
memory/4072-7-0x0000000000BF0000-0x0000000000BF6000-memory.dmp
memory/512-8-0x0000000000400000-0x0000000000417000-memory.dmp
memory/512-9-0x00000000021B0000-0x0000000002BB0000-memory.dmp
memory/2608-18-0x0000000000250000-0x0000000000256000-memory.dmp
memory/3868-21-0x0000012404E00000-0x0000012404E01000-memory.dmp