Analysis Overview
SHA256
aeddb1830c3b0d633ce7dd341d727510c15294bfaf02ab2fdd4efacaa8d3ca07
Threat Level: Known bad
The file 27c2bcb27d292b1b79776ab987f9b4d0N.exe was found to be: Known bad.
Malicious Activity Summary
Tinba / TinyBanker
Adds Run key to start application
Program crash
Unsigned PE
Enumerates physical storage devices
Suspicious use of FindShellTrayWindow
Suspicious use of UnmapMainImage
Suspicious use of WriteProcessMemory
Modifies data under HKEY_USERS
Modifies registry class
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
MITRE ATT&CK Matrix V13
Analysis: static1
Detonation Overview
Reported
2024-07-12 02:25
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral2
Detonation Overview
Submitted
2024-07-12 02:25
Reported
2024-07-12 02:27
Platform
win10v2004-20240709-en
Max time kernel
118s
Max time network
97s
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\27c2bcb27d292b1b79776ab987f9b4d0N.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\{1f3427c8-5c10-4210-aa03-2ee45287d668}\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\27c2bcb27d292b1b79776ab987f9b4d0N.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 UnmapMainImage
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Explorer.EXE | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1356 wrote to memory of 4376 | N/A | C:\Users\Admin\AppData\Local\Temp\27c2bcb27d292b1b79776ab987f9b4d0N.exe | C:\Windows\SysWOW64\winver.exe |
| PID 1356 wrote to memory of 4376 | N/A | C:\Users\Admin\AppData\Local\Temp\27c2bcb27d292b1b79776ab987f9b4d0N.exe | C:\Windows\SysWOW64\winver.exe |
| PID 1356 wrote to memory of 4376 | N/A | C:\Users\Admin\AppData\Local\Temp\27c2bcb27d292b1b79776ab987f9b4d0N.exe | C:\Windows\SysWOW64\winver.exe |
| PID 1356 wrote to memory of 4376 | N/A | C:\Users\Admin\AppData\Local\Temp\27c2bcb27d292b1b79776ab987f9b4d0N.exe | C:\Windows\SysWOW64\winver.exe |
| PID 4376 wrote to memory of 3428 | N/A | C:\Windows\SysWOW64\winver.exe | C:\Windows\Explorer.EXE |
| PID 1356 wrote to memory of 3428 | N/A | C:\Users\Admin\AppData\Local\Temp\27c2bcb27d292b1b79776ab987f9b4d0N.exe | C:\Windows\Explorer.EXE |
Processes
C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
C:\Users\Admin\AppData\Local\Temp\27c2bcb27d292b1b79776ab987f9b4d0N.exe
"C:\Users\Admin\AppData\Local\Temp\27c2bcb27d292b1b79776ab987f9b4d0N.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 368 -p 4376 -ip 4376
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4376 -s 300
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 468 -p 1356 -ip 1356
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1356 -s 876
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 13.107.21.237:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 71.31.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 237.21.107.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.143.123.92.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.35.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 183.59.114.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 56.126.166.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 30.243.111.52.in-addr.arpa | udp |
Files
memory/1356-1-0x0000000004680000-0x0000000004CD8000-memory.dmp
memory/1356-2-0x0000000003D70000-0x0000000003D71000-memory.dmp
memory/3428-4-0x0000000000600000-0x0000000000606000-memory.dmp
memory/3428-5-0x0000000000600000-0x0000000000606000-memory.dmp
memory/1356-6-0x0000000000400000-0x000000000043C000-memory.dmp
memory/3428-10-0x0000000000640000-0x0000000000646000-memory.dmp
memory/1356-13-0x0000000004680000-0x0000000004CD8000-memory.dmp
Analysis: behavioral1
Detonation Overview
Submitted
2024-07-12 02:25
Reported
2024-07-12 02:27
Platform
win7-20240708-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-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Windows\CurrentVersion\Run\AAB5235B = "C:\\Users\\Admin\\AppData\\Roaming\\AAB5235B\\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\27c2bcb27d292b1b79776ab987f9b4d0N.exe
"C:\Users\Admin\AppData\Local\Temp\27c2bcb27d292b1b79776ab987f9b4d0N.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 |
| US | 8.8.8.8:53 | ljjskttqximu.ru | udp |
| US | 162.249.66.138:80 | ljjskttqximu.ru | tcp |
| US | 8.8.8.8:53 | fovcpylsiqvv.com | udp |
| US | 216.218.185.162:80 | fovcpylsiqvv.com | tcp |
| US | 8.8.8.8:53 | fovcpylsiqvv.net | udp |
| US | 8.8.8.8:53 | fovcpylsiqvv.in | udp |
| US | 216.218.185.162:80 | fovcpylsiqvv.in | tcp |
| US | 8.8.8.8:53 | fovcpylsiqvv.ru | udp |
| US | 8.8.8.8:53 | ptuvwkjgwleu.com | udp |
| US | 8.8.8.8:53 | ptuvwkjgwleu.net | udp |
| US | 8.8.8.8:53 | ptuvwkjgwleu.in | udp |
| US | 216.218.185.162:80 | ptuvwkjgwleu.in | tcp |
| US | 8.8.8.8:53 | ptuvwkjgwleu.ru | udp |
| US | 8.8.8.8:53 | pxscpwnnqujq.com | udp |
| US | 8.8.8.8:53 | pxscpwnnqujq.net | udp |
| US | 216.218.185.162:80 | pxscpwnnqujq.net | tcp |
| US | 8.8.8.8:53 | pxscpwnnqujq.in | udp |
| US | 216.218.185.162:80 | pxscpwnnqujq.in | tcp |
Files
memory/2688-4-0x00000000001B0000-0x00000000001B6000-memory.dmp
memory/1212-6-0x0000000002EB0000-0x0000000002EB6000-memory.dmp
memory/1212-3-0x0000000002EB0000-0x0000000002EB6000-memory.dmp
memory/1212-1-0x0000000002EB0000-0x0000000002EB6000-memory.dmp
memory/1684-18-0x0000000001F10000-0x0000000001F16000-memory.dmp
memory/2688-23-0x0000000000260000-0x0000000000266000-memory.dmp
memory/1168-12-0x0000000001DA0000-0x0000000001DA6000-memory.dmp
memory/1112-9-0x00000000020B0000-0x00000000020B6000-memory.dmp
memory/1212-15-0x0000000002EC0000-0x0000000002EC6000-memory.dmp
memory/2480-25-0x0000000000400000-0x000000000043C000-memory.dmp
memory/1684-29-0x0000000001F10000-0x0000000001F16000-memory.dmp
memory/1168-28-0x0000000001DA0000-0x0000000001DA6000-memory.dmp
memory/1112-26-0x00000000020B0000-0x00000000020B6000-memory.dmp
memory/1212-27-0x0000000002EC0000-0x0000000002EC6000-memory.dmp
memory/2688-31-0x0000000000260000-0x0000000000266000-memory.dmp