Analysis Overview
SHA256
4479b4bf55669694f5dc5b16749758a3a360aca3071c60d4f0331010c9123747
Threat Level: Known bad
The file d5a18378b163bafb3b75f166cefe93c0N.exe was found to be: Known bad.
Malicious Activity Summary
Tinba / TinyBanker
Adds Run key to start application
Unsigned PE
System Location Discovery: System Language Discovery
Enumerates physical storage devices
Program crash
Suspicious use of UnmapMainImage
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Suspicious use of FindShellTrayWindow
Suspicious use of WriteProcessMemory
Modifies data under HKEY_USERS
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-08-21 10:06
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-08-21 10:06
Reported
2024-08-21 10:08
Platform
win7-20240704-en
Max time kernel
118s
Max time network
118s
Command Line
Signatures
Tinba / TinyBanker
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000\Software\Microsoft\Windows\CurrentVersion\Run\2281CFAC = "C:\\Users\\Admin\\AppData\\Roaming\\2281CFAC\\bin.exe" | C:\Windows\SysWOW64\winver.exe | N/A |
Enumerates physical storage devices
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\d5a18378b163bafb3b75f166cefe93c0N.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | 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\taskhost.exe
"taskhost.exe"
C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
C:\Users\Admin\AppData\Local\Temp\d5a18378b163bafb3b75f166cefe93c0N.exe
"C:\Users\Admin\AppData\Local\Temp\d5a18378b163bafb3b75f166cefe93c0N.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 |
| US | 8.8.8.8:53 | ljjskttqximu.com | udp |
| US | 8.8.8.8:53 | ljjskttqximu.net | udp |
| US | 8.8.8.8:53 | ljjskttqximu.in | udp |
| US | 216.218.185.162:80 | ljjskttqximu.in | tcp |
Files
memory/1208-3-0x0000000002A20000-0x0000000002A26000-memory.dmp
memory/1768-4-0x00000000000F0000-0x00000000000F6000-memory.dmp
memory/1208-6-0x0000000002A20000-0x0000000002A26000-memory.dmp
memory/1208-1-0x0000000002A20000-0x0000000002A26000-memory.dmp
memory/2516-8-0x0000000000400000-0x000000000043F000-memory.dmp
memory/1116-11-0x0000000002170000-0x0000000002176000-memory.dmp
memory/1172-14-0x0000000001EB0000-0x0000000001EB6000-memory.dmp
memory/1208-17-0x0000000002DC0000-0x0000000002DC6000-memory.dmp
memory/1768-25-0x0000000000230000-0x0000000000236000-memory.dmp
memory/848-20-0x0000000001FA0000-0x0000000001FA6000-memory.dmp
memory/1172-29-0x0000000001EB0000-0x0000000001EB6000-memory.dmp
memory/1116-28-0x0000000002170000-0x0000000002176000-memory.dmp
memory/1208-27-0x0000000002DC0000-0x0000000002DC6000-memory.dmp
memory/848-26-0x0000000001FA0000-0x0000000001FA6000-memory.dmp
memory/1768-31-0x0000000000230000-0x0000000000236000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-08-21 10:06
Reported
2024-08-21 10:08
Platform
win10v2004-20240802-en
Max time kernel
119s
Max time network
102s
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\d5a18378b163bafb3b75f166cefe93c0N.exe |
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\d5a18378b163bafb3b75f166cefe93c0N.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\winver.exe | N/A |
Modifies data under HKEY_USERS
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@%SystemRoot%\system32\hnetcfgclient.dll,-201 = "HNetCfg Client" | C:\Windows\System32\svchost.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\d5a18378b163bafb3b75f166cefe93c0N.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 4600 wrote to memory of 868 | N/A | C:\Users\Admin\AppData\Local\Temp\d5a18378b163bafb3b75f166cefe93c0N.exe | C:\Windows\SysWOW64\winver.exe |
| PID 4600 wrote to memory of 868 | N/A | C:\Users\Admin\AppData\Local\Temp\d5a18378b163bafb3b75f166cefe93c0N.exe | C:\Windows\SysWOW64\winver.exe |
| PID 4600 wrote to memory of 868 | N/A | C:\Users\Admin\AppData\Local\Temp\d5a18378b163bafb3b75f166cefe93c0N.exe | C:\Windows\SysWOW64\winver.exe |
| PID 4600 wrote to memory of 868 | N/A | C:\Users\Admin\AppData\Local\Temp\d5a18378b163bafb3b75f166cefe93c0N.exe | C:\Windows\SysWOW64\winver.exe |
| PID 868 wrote to memory of 3380 | N/A | C:\Windows\SysWOW64\winver.exe | C:\Windows\Explorer.EXE |
| PID 4600 wrote to memory of 3380 | N/A | C:\Users\Admin\AppData\Local\Temp\d5a18378b163bafb3b75f166cefe93c0N.exe | C:\Windows\Explorer.EXE |
Processes
C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
C:\Users\Admin\AppData\Local\Temp\d5a18378b163bafb3b75f166cefe93c0N.exe
"C:\Users\Admin\AppData\Local\Temp\d5a18378b163bafb3b75f166cefe93c0N.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 868 -ip 868
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 868 -s 300
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 4600 -ip 4600
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4600 -s 900
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 | 232.168.11.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 73.31.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 57.169.31.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 28.118.140.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 183.59.114.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 171.39.242.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.143.123.92.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 30.243.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | 88.156.103.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 10.28.171.150.in-addr.arpa | udp |
Files
memory/4600-1-0x0000000004610000-0x0000000004C68000-memory.dmp
memory/4600-2-0x0000000003CC0000-0x0000000003CC1000-memory.dmp
memory/4600-3-0x0000000004610000-0x0000000004C68000-memory.dmp
memory/4600-4-0x0000000003CC0000-0x0000000003CC1000-memory.dmp
memory/3380-6-0x00000000023E0000-0x00000000023E6000-memory.dmp
memory/3380-7-0x00000000023E0000-0x00000000023E6000-memory.dmp
memory/4600-8-0x0000000000400000-0x000000000043F000-memory.dmp
memory/3380-12-0x0000000002480000-0x0000000002486000-memory.dmp
memory/4600-15-0x0000000004610000-0x0000000004C68000-memory.dmp