Analysis Overview
SHA256
2c13e32597dd2587b606077f7b1636cd2ca014480c2977b8793962fb0601288e
Threat Level: Known bad
The file 44e4bd3cae35ae60f3c829c0e7b13880N.exe was found to be: Known bad.
Malicious Activity Summary
Tinba / TinyBanker
Adds Run key to start application
Program crash
Enumerates physical storage devices
Unsigned PE
Suspicious use of WriteProcessMemory
Modifies data under HKEY_USERS
Suspicious use of FindShellTrayWindow
Modifies registry class
Suspicious use of AdjustPrivilegeToken
Suspicious use of UnmapMainImage
Suspicious behavior: EnumeratesProcesses
MITRE ATT&CK Matrix V13
Analysis: static1
Detonation Overview
Reported
2024-07-19 02:58
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-07-19 02:58
Reported
2024-07-19 03:01
Platform
win7-20240704-en
Max time kernel
118s
Max time network
119s
Command Line
Signatures
Tinba / TinyBanker
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3294248377-1418901787-4083263181-1000\Software\Microsoft\Windows\CurrentVersion\Run\B331A96E = "C:\\Users\\Admin\\AppData\\Roaming\\B331A96E\\bin.exe" | C:\Windows\SysWOW64\winver.exe | N/A |
Enumerates physical storage devices
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\44e4bd3cae35ae60f3c829c0e7b13880N.exe
"C:\Users\Admin\AppData\Local\Temp\44e4bd3cae35ae60f3c829c0e7b13880N.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 |
Files
memory/1256-6-0x0000000002170000-0x0000000002176000-memory.dmp
memory/1256-3-0x0000000002170000-0x0000000002176000-memory.dmp
memory/2932-4-0x0000000000170000-0x0000000000176000-memory.dmp
memory/1256-1-0x0000000002170000-0x0000000002176000-memory.dmp
memory/2488-8-0x0000000000400000-0x000000000043C000-memory.dmp
memory/1884-20-0x0000000001C50000-0x0000000001C56000-memory.dmp
memory/2932-23-0x00000000001E0000-0x00000000001E6000-memory.dmp
memory/1256-17-0x0000000002CF0000-0x0000000002CF6000-memory.dmp
memory/1196-14-0x0000000000130000-0x0000000000136000-memory.dmp
memory/1116-11-0x0000000002070000-0x0000000002076000-memory.dmp
memory/1196-27-0x0000000000130000-0x0000000000136000-memory.dmp
memory/1116-26-0x0000000002070000-0x0000000002076000-memory.dmp
memory/1884-24-0x0000000001C50000-0x0000000001C56000-memory.dmp
memory/1256-25-0x0000000002CF0000-0x0000000002CF6000-memory.dmp
memory/2932-29-0x00000000001E0000-0x00000000001E6000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-07-19 02:58
Reported
2024-07-19 03:01
Platform
win10v2004-20240709-en
Max time kernel
119s
Max time network
103s
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\44e4bd3cae35ae60f3c829c0e7b13880N.exe |
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 |
Modifies registry class
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{4336a54d-038b-4685-ab02-99bb52d3fb8b}\Instance\ | C:\Windows\Explorer.EXE | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-2650514177-1034912467-4025611726-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\ | C:\Windows\Explorer.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 |
| 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:\Users\Admin\AppData\Local\Temp\44e4bd3cae35ae60f3c829c0e7b13880N.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 392 wrote to memory of 4960 | N/A | C:\Users\Admin\AppData\Local\Temp\44e4bd3cae35ae60f3c829c0e7b13880N.exe | C:\Windows\SysWOW64\winver.exe |
| PID 392 wrote to memory of 4960 | N/A | C:\Users\Admin\AppData\Local\Temp\44e4bd3cae35ae60f3c829c0e7b13880N.exe | C:\Windows\SysWOW64\winver.exe |
| PID 392 wrote to memory of 4960 | N/A | C:\Users\Admin\AppData\Local\Temp\44e4bd3cae35ae60f3c829c0e7b13880N.exe | C:\Windows\SysWOW64\winver.exe |
| PID 392 wrote to memory of 4960 | N/A | C:\Users\Admin\AppData\Local\Temp\44e4bd3cae35ae60f3c829c0e7b13880N.exe | C:\Windows\SysWOW64\winver.exe |
| PID 4960 wrote to memory of 3412 | N/A | C:\Windows\SysWOW64\winver.exe | C:\Windows\Explorer.EXE |
| PID 392 wrote to memory of 3412 | N/A | C:\Users\Admin\AppData\Local\Temp\44e4bd3cae35ae60f3c829c0e7b13880N.exe | C:\Windows\Explorer.EXE |
Processes
C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
C:\Users\Admin\AppData\Local\Temp\44e4bd3cae35ae60f3c829c0e7b13880N.exe
"C:\Users\Admin\AppData\Local\Temp\44e4bd3cae35ae60f3c829c0e7b13880N.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 408 -p 4960 -ip 4960
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4960 -s 308
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 364 -p 392 -ip 392
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 392 -s 864
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 13.86.106.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 134.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 205.47.74.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.150.49.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.31.95.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.229.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.58.199.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | 10.27.171.150.in-addr.arpa | udp |
Files
memory/392-1-0x00000000047E0000-0x0000000004E38000-memory.dmp
memory/392-2-0x0000000003E80000-0x0000000003E81000-memory.dmp
memory/3412-5-0x0000000002D00000-0x0000000002D06000-memory.dmp
memory/3412-4-0x0000000002D00000-0x0000000002D06000-memory.dmp
memory/392-6-0x0000000000400000-0x000000000043C000-memory.dmp
memory/3412-10-0x00000000073E0000-0x00000000073E6000-memory.dmp
memory/392-13-0x00000000047E0000-0x0000000004E38000-memory.dmp