Analysis Overview
SHA256
4817886dbbb01617d2268b7d72f1c392e074e12cfb017b0997d1e11b3e8471ac
Threat Level: Known bad
The file 6b56a7883ca51b5a8f72d68beecfb904 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 FindShellTrayWindow
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Suspicious use of UnmapMainImage
Suspicious behavior: EnumeratesProcesses
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2023-12-19 17:33
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 17:33
Reported
2023-12-19 22:48
Platform
win7-20231215-en
Max time kernel
151s
Max time network
169s
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-1-5-21-2444714103-3190537498-3629098939-1000\Software\Microsoft\Windows\CurrentVersion\Run\95C4848D = "C:\\Users\\Admin\\AppData\\Roaming\\95C4848D\\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:\Users\Admin\AppData\Local\Temp\6b56a7883ca51b5a8f72d68beecfb904.exe
"C:\Users\Admin\AppData\Local\Temp\6b56a7883ca51b5a8f72d68beecfb904.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 |
Files
memory/2068-0-0x0000000000400000-0x000000000041A000-memory.dmp
memory/2068-1-0x0000000000020000-0x0000000000021000-memory.dmp
memory/2068-3-0x0000000002020000-0x0000000002A20000-memory.dmp
memory/1256-4-0x0000000002C50000-0x0000000002C56000-memory.dmp
memory/2436-5-0x0000000000100000-0x0000000000106000-memory.dmp
memory/1256-2-0x0000000002C50000-0x0000000002C56000-memory.dmp
memory/1256-10-0x0000000077911000-0x0000000077912000-memory.dmp
memory/2436-9-0x0000000077AC0000-0x0000000077AC1000-memory.dmp
memory/2436-7-0x0000000077ABF000-0x0000000077AC0000-memory.dmp
memory/2436-8-0x0000000077ABF000-0x0000000077AC1000-memory.dmp
memory/2436-11-0x0000000000910000-0x0000000000926000-memory.dmp
memory/1256-6-0x0000000002C50000-0x0000000002C56000-memory.dmp
memory/2068-12-0x0000000000400000-0x000000000041A000-memory.dmp
memory/2068-13-0x0000000002020000-0x0000000002A20000-memory.dmp
memory/2436-15-0x0000000000100000-0x0000000000106000-memory.dmp
memory/2436-16-0x0000000000140000-0x0000000000141000-memory.dmp
memory/1200-21-0x0000000000120000-0x0000000000126000-memory.dmp
memory/1128-25-0x0000000077911000-0x0000000077912000-memory.dmp
memory/1128-24-0x0000000000250000-0x0000000000256000-memory.dmp
memory/1256-27-0x0000000002AA0000-0x0000000002AA6000-memory.dmp
memory/1200-26-0x0000000000120000-0x0000000000126000-memory.dmp
memory/1256-23-0x0000000002AA0000-0x0000000002AA6000-memory.dmp
memory/2436-31-0x00000000001A0000-0x00000000001A1000-memory.dmp
memory/2436-32-0x0000000000100000-0x0000000000106000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2023-12-19 17:33
Reported
2023-12-19 22:48
Platform
win10v2004-20231215-en
Max time kernel
149s
Max time network
150s
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-1-5-21-3791175113-1062217823-1177695025-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\99B4DA20 = "C:\\Users\\Admin\\AppData\\Roaming\\99B4DA20\\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 |
Suspicious use of FindShellTrayWindow
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\winver.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 4048 wrote to memory of 2004 | N/A | C:\Users\Admin\AppData\Local\Temp\6b56a7883ca51b5a8f72d68beecfb904.exe | C:\Windows\SysWOW64\winver.exe |
| PID 4048 wrote to memory of 2004 | N/A | C:\Users\Admin\AppData\Local\Temp\6b56a7883ca51b5a8f72d68beecfb904.exe | C:\Windows\SysWOW64\winver.exe |
| PID 4048 wrote to memory of 2004 | N/A | C:\Users\Admin\AppData\Local\Temp\6b56a7883ca51b5a8f72d68beecfb904.exe | C:\Windows\SysWOW64\winver.exe |
| PID 4048 wrote to memory of 2004 | N/A | C:\Users\Admin\AppData\Local\Temp\6b56a7883ca51b5a8f72d68beecfb904.exe | C:\Windows\SysWOW64\winver.exe |
| PID 2004 wrote to memory of 3536 | N/A | C:\Windows\SysWOW64\winver.exe | C:\Windows\Explorer.EXE |
| PID 2004 wrote to memory of 2592 | 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\6b56a7883ca51b5a8f72d68beecfb904.exe
"C:\Users\Admin\AppData\Local\Temp\6b56a7883ca51b5a8f72d68beecfb904.exe"
C:\Windows\SysWOW64\winver.exe
winver
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 2004 -ip 2004
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2004 -s 352
Network
| Country | Destination | Domain | Proto |
| GB | 23.44.234.16:80 | tcp | |
| US | 8.8.8.8:53 | 85.177.190.20.in-addr.arpa | udp |
| US | 138.91.171.81:80 | tcp | |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 204.79.197.200:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 177.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 9.228.82.20.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 | 86.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 171.39.242.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 217.135.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 178.223.142.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 180.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 19.229.111.52.in-addr.arpa | udp |
Files
memory/4048-0-0x0000000000400000-0x000000000041A000-memory.dmp
memory/4048-1-0x00000000006C0000-0x00000000006C1000-memory.dmp
memory/4048-2-0x00000000026A0000-0x00000000030A0000-memory.dmp
memory/3536-3-0x0000000003010000-0x0000000003016000-memory.dmp
memory/2004-5-0x0000000001290000-0x0000000001296000-memory.dmp
memory/2004-6-0x0000000077542000-0x0000000077543000-memory.dmp
memory/3536-4-0x0000000003010000-0x0000000003016000-memory.dmp
memory/3536-7-0x00007FF96382D000-0x00007FF96382E000-memory.dmp
memory/3536-8-0x00007FF9639C0000-0x00007FF9639C1000-memory.dmp
memory/4048-9-0x0000000000400000-0x000000000041A000-memory.dmp
memory/4048-10-0x00000000026A0000-0x00000000030A0000-memory.dmp
memory/2592-14-0x0000000000660000-0x0000000000666000-memory.dmp
memory/2004-15-0x0000000001290000-0x0000000001296000-memory.dmp