Analysis Overview
SHA256
c48979b9319d89046c50b138b5f9063d03d941b39eb18f3897b00d3ad504e311
Threat Level: Known bad
The file cacdc72a3165f332213fc76539628cc6 was found to be: Known bad.
Malicious Activity Summary
Tinba / TinyBanker
Adds Run key to start application
Unsigned PE
Program crash
Suspicious use of FindShellTrayWindow
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Suspicious use of UnmapMainImage
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2023-12-20 14:40
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2023-12-20 14:40
Reported
2023-12-20 19:55
Platform
win7-20231215-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-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Windows\CurrentVersion\Run\B4E33D2F = "C:\\Users\\Admin\\AppData\\Roaming\\B4E33D2F\\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\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
C:\Windows\system32\taskhost.exe
"taskhost.exe"
C:\Users\Admin\AppData\Local\Temp\cacdc72a3165f332213fc76539628cc6.exe
"C:\Users\Admin\AppData\Local\Temp\cacdc72a3165f332213fc76539628cc6.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 |
Files
memory/2132-0-0x0000000000020000-0x0000000000021000-memory.dmp
memory/2132-2-0x0000000001C60000-0x0000000002660000-memory.dmp
memory/2156-4-0x00000000001A0000-0x00000000001A6000-memory.dmp
memory/1184-5-0x0000000002610000-0x0000000002616000-memory.dmp
memory/1184-3-0x0000000002610000-0x0000000002616000-memory.dmp
memory/1184-10-0x0000000077661000-0x0000000077662000-memory.dmp
memory/2156-9-0x0000000077810000-0x0000000077811000-memory.dmp
memory/2156-8-0x000000007780F000-0x0000000077811000-memory.dmp
memory/2156-7-0x000000007780F000-0x0000000077810000-memory.dmp
memory/2156-6-0x0000000000DC0000-0x0000000000DD6000-memory.dmp
memory/1184-1-0x0000000002610000-0x0000000002616000-memory.dmp
memory/2132-11-0x0000000000400000-0x0000000000417000-memory.dmp
memory/2132-12-0x0000000001C60000-0x0000000002660000-memory.dmp
memory/2156-15-0x00000000001E0000-0x00000000001E1000-memory.dmp
memory/2156-14-0x00000000001A0000-0x00000000001A6000-memory.dmp
memory/1160-20-0x0000000001DA0000-0x0000000001DA6000-memory.dmp
memory/1184-22-0x00000000025C0000-0x00000000025C6000-memory.dmp
memory/1184-26-0x00000000025C0000-0x00000000025C6000-memory.dmp
memory/1096-25-0x00000000001E0000-0x00000000001E6000-memory.dmp
memory/1160-24-0x0000000077661000-0x0000000077662000-memory.dmp
memory/1160-23-0x0000000001DA0000-0x0000000001DA6000-memory.dmp
memory/2156-30-0x00000000001A0000-0x00000000001A6000-memory.dmp
memory/2156-31-0x00000000001F0000-0x00000000001F1000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2023-12-20 14:40
Reported
2023-12-20 19:55
Platform
win10v2004-20231215-en
Max time kernel
149s
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-1-5-21-768304381-2824894965-3840216961-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\40D793BB = "C:\\Users\\Admin\\AppData\\Roaming\\40D793BB\\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 4440 wrote to memory of 4960 | N/A | C:\Users\Admin\AppData\Local\Temp\cacdc72a3165f332213fc76539628cc6.exe | C:\Windows\SysWOW64\winver.exe |
| PID 4440 wrote to memory of 4960 | N/A | C:\Users\Admin\AppData\Local\Temp\cacdc72a3165f332213fc76539628cc6.exe | C:\Windows\SysWOW64\winver.exe |
| PID 4440 wrote to memory of 4960 | N/A | C:\Users\Admin\AppData\Local\Temp\cacdc72a3165f332213fc76539628cc6.exe | C:\Windows\SysWOW64\winver.exe |
| PID 4440 wrote to memory of 4960 | N/A | C:\Users\Admin\AppData\Local\Temp\cacdc72a3165f332213fc76539628cc6.exe | C:\Windows\SysWOW64\winver.exe |
| PID 4960 wrote to memory of 3556 | N/A | C:\Windows\SysWOW64\winver.exe | C:\Windows\Explorer.EXE |
| PID 4960 wrote to memory of 2612 | 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\cacdc72a3165f332213fc76539628cc6.exe
"C:\Users\Admin\AppData\Local\Temp\cacdc72a3165f332213fc76539628cc6.exe"
C:\Windows\SysWOW64\winver.exe
winver
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4960 -ip 4960
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4960 -s 352
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 20.177.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.154.82.20.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 | 50.23.12.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.134.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 5.179.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 29.179.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 30.243.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 89.65.42.20.in-addr.arpa | udp |
Files
memory/4440-0-0x0000000002160000-0x0000000002161000-memory.dmp
memory/3556-1-0x0000000002E60000-0x0000000002E66000-memory.dmp
memory/3556-2-0x0000000002E60000-0x0000000002E66000-memory.dmp
memory/4440-3-0x00000000022D0000-0x0000000002CD0000-memory.dmp
memory/4960-4-0x00000000771C2000-0x00000000771C3000-memory.dmp
memory/3556-5-0x00007FFDAF56D000-0x00007FFDAF56E000-memory.dmp
memory/4960-6-0x0000000000CD0000-0x0000000000CD6000-memory.dmp
memory/4440-7-0x0000000000400000-0x0000000000417000-memory.dmp
memory/4440-8-0x00000000022D0000-0x0000000002CD0000-memory.dmp
memory/2612-12-0x00000000004B0000-0x00000000004B6000-memory.dmp
memory/4960-13-0x0000000000CD0000-0x0000000000CD6000-memory.dmp
memory/3556-15-0x00007FFDAF700000-0x00007FFDAF701000-memory.dmp