Analysis Overview
SHA256
8ef1e948d522f1dc736da3580f5821ec2e325e2a0d8a464b2d82d529e779848a
Threat Level: Known bad
The file 4cdefe09923892550d0b7093249b5e40N.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
Modifies data under HKEY_USERS
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of FindShellTrayWindow
Suspicious use of UnmapMainImage
Suspicious behavior: EnumeratesProcesses
MITRE ATT&CK Matrix V13
Analysis: static1
Detonation Overview
Reported
2024-07-16 02:01
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral2
Detonation Overview
Submitted
2024-07-16 02:01
Reported
2024-07-16 02:03
Platform
win10v2004-20240709-en
Max time kernel
118s
Max time network
99s
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\4cdefe09923892550d0b7093249b5e40N.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 |
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\4cdefe09923892550d0b7093249b5e40N.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 4604 wrote to memory of 5108 | N/A | C:\Users\Admin\AppData\Local\Temp\4cdefe09923892550d0b7093249b5e40N.exe | C:\Windows\SysWOW64\winver.exe |
| PID 4604 wrote to memory of 5108 | N/A | C:\Users\Admin\AppData\Local\Temp\4cdefe09923892550d0b7093249b5e40N.exe | C:\Windows\SysWOW64\winver.exe |
| PID 4604 wrote to memory of 5108 | N/A | C:\Users\Admin\AppData\Local\Temp\4cdefe09923892550d0b7093249b5e40N.exe | C:\Windows\SysWOW64\winver.exe |
| PID 4604 wrote to memory of 5108 | N/A | C:\Users\Admin\AppData\Local\Temp\4cdefe09923892550d0b7093249b5e40N.exe | C:\Windows\SysWOW64\winver.exe |
| PID 5108 wrote to memory of 3444 | N/A | C:\Windows\SysWOW64\winver.exe | C:\Windows\Explorer.EXE |
| PID 4604 wrote to memory of 3444 | N/A | C:\Users\Admin\AppData\Local\Temp\4cdefe09923892550d0b7093249b5e40N.exe | C:\Windows\Explorer.EXE |
Processes
C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
C:\Users\Admin\AppData\Local\Temp\4cdefe09923892550d0b7093249b5e40N.exe
"C:\Users\Admin\AppData\Local\Temp\4cdefe09923892550d0b7093249b5e40N.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 5108 -ip 5108
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 5108 -s 300
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 188 -p 4604 -ip 4604
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4604 -s 884
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 64.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 73.144.22.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 88.156.103.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 171.39.242.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 81.144.22.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 13.227.111.52.in-addr.arpa | udp |
Files
memory/4604-1-0x0000000004580000-0x0000000004BD8000-memory.dmp
memory/4604-2-0x00000000044F0000-0x00000000044F1000-memory.dmp
memory/3444-4-0x0000000000550000-0x0000000000556000-memory.dmp
memory/3444-5-0x0000000000550000-0x0000000000556000-memory.dmp
memory/4604-6-0x0000000000400000-0x000000000043C000-memory.dmp
memory/3444-10-0x0000000000590000-0x0000000000596000-memory.dmp
memory/4604-13-0x0000000004580000-0x0000000004BD8000-memory.dmp
Analysis: behavioral1
Detonation Overview
Submitted
2024-07-16 02:01
Reported
2024-07-16 02:03
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-1-5-21-3294248377-1418901787-4083263181-1000\Software\Microsoft\Windows\CurrentVersion\Run\52B35420 = "C:\\Users\\Admin\\AppData\\Roaming\\52B35420\\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\4cdefe09923892550d0b7093249b5e40N.exe
"C:\Users\Admin\AppData\Local\Temp\4cdefe09923892550d0b7093249b5e40N.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/1324-1-0x0000000002500000-0x0000000002506000-memory.dmp
memory/1204-4-0x00000000001B0000-0x00000000001B6000-memory.dmp
memory/1324-6-0x0000000002500000-0x0000000002506000-memory.dmp
memory/1324-3-0x0000000002500000-0x0000000002506000-memory.dmp
memory/1148-9-0x0000000001F90000-0x0000000001F96000-memory.dmp
memory/1204-23-0x0000000000270000-0x0000000000276000-memory.dmp
memory/376-18-0x0000000001DC0000-0x0000000001DC6000-memory.dmp
memory/1324-15-0x0000000002510000-0x0000000002516000-memory.dmp
memory/1268-12-0x0000000001DA0000-0x0000000001DA6000-memory.dmp
memory/3068-25-0x0000000000400000-0x000000000043C000-memory.dmp
memory/1268-29-0x0000000001DA0000-0x0000000001DA6000-memory.dmp
memory/1148-28-0x0000000001F90000-0x0000000001F96000-memory.dmp
memory/1324-27-0x0000000002510000-0x0000000002516000-memory.dmp
memory/376-26-0x0000000001DC0000-0x0000000001DC6000-memory.dmp
memory/1204-31-0x0000000000270000-0x0000000000276000-memory.dmp