Analysis Overview
SHA256
ad3aeb9bc18bb93d00b4c5c46f6c181a0cdc6060d15684353ca949e12d98a5dd
Threat Level: Known bad
The file 7c633b98d323a21493e2bc170683ad10N.exe was found to be: Known bad.
Malicious Activity Summary
Tinba / TinyBanker
Adds Run key to start application
Enumerates physical storage devices
Program crash
Unsigned PE
Suspicious behavior: EnumeratesProcesses
Suspicious use of FindShellTrayWindow
Suspicious use of WriteProcessMemory
Modifies data under HKEY_USERS
Modifies registry class
Suspicious use of UnmapMainImage
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK Matrix V13
Analysis: static1
Detonation Overview
Reported
2024-07-19 09:34
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-07-19 09:34
Reported
2024-07-19 09:37
Platform
win7-20240705-en
Max time kernel
118s
Max time network
120s
Command Line
Signatures
Tinba / TinyBanker
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2660163958-4080398480-1122754539-1000\Software\Microsoft\Windows\CurrentVersion\Run\4D1C3EF5 = "C:\\Users\\Admin\\AppData\\Roaming\\4D1C3EF5\\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\7c633b98d323a21493e2bc170683ad10N.exe
"C:\Users\Admin\AppData\Local\Temp\7c633b98d323a21493e2bc170683ad10N.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/1244-1-0x0000000002570000-0x0000000002576000-memory.dmp
memory/2588-4-0x0000000000160000-0x0000000000166000-memory.dmp
memory/1244-6-0x0000000002570000-0x0000000002576000-memory.dmp
memory/1244-3-0x0000000002570000-0x0000000002576000-memory.dmp
memory/2808-8-0x0000000000400000-0x000000000043C000-memory.dmp
memory/2588-23-0x00000000002D0000-0x00000000002D6000-memory.dmp
memory/1372-20-0x0000000001ED0000-0x0000000001ED6000-memory.dmp
memory/1244-17-0x0000000002590000-0x0000000002596000-memory.dmp
memory/1176-14-0x0000000001EA0000-0x0000000001EA6000-memory.dmp
memory/1128-11-0x0000000002070000-0x0000000002076000-memory.dmp
memory/1176-27-0x0000000001EA0000-0x0000000001EA6000-memory.dmp
memory/1128-26-0x0000000002070000-0x0000000002076000-memory.dmp
memory/1244-24-0x0000000002590000-0x0000000002596000-memory.dmp
memory/1372-25-0x0000000001ED0000-0x0000000001ED6000-memory.dmp
memory/2588-29-0x00000000002D0000-0x00000000002D6000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-07-19 09:34
Reported
2024-07-19 09:37
Platform
win10v2004-20240709-en
Max time kernel
118s
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\7c633b98d323a21493e2bc170683ad10N.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\USER\S-1-5-21-384068567-2943195810-3631207890-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\ | C:\Windows\Explorer.EXE | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{4336a54d-038b-4685-ab02-99bb52d3fb8b}\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\7c633b98d323a21493e2bc170683ad10N.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 1800 wrote to memory of 1832 | N/A | C:\Users\Admin\AppData\Local\Temp\7c633b98d323a21493e2bc170683ad10N.exe | C:\Windows\SysWOW64\winver.exe |
| PID 1800 wrote to memory of 1832 | N/A | C:\Users\Admin\AppData\Local\Temp\7c633b98d323a21493e2bc170683ad10N.exe | C:\Windows\SysWOW64\winver.exe |
| PID 1800 wrote to memory of 1832 | N/A | C:\Users\Admin\AppData\Local\Temp\7c633b98d323a21493e2bc170683ad10N.exe | C:\Windows\SysWOW64\winver.exe |
| PID 1800 wrote to memory of 1832 | N/A | C:\Users\Admin\AppData\Local\Temp\7c633b98d323a21493e2bc170683ad10N.exe | C:\Windows\SysWOW64\winver.exe |
| PID 1832 wrote to memory of 3436 | N/A | C:\Windows\SysWOW64\winver.exe | C:\Windows\Explorer.EXE |
| PID 1800 wrote to memory of 3436 | N/A | C:\Users\Admin\AppData\Local\Temp\7c633b98d323a21493e2bc170683ad10N.exe | C:\Windows\Explorer.EXE |
Processes
C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
C:\Users\Admin\AppData\Local\Temp\7c633b98d323a21493e2bc170683ad10N.exe
"C:\Users\Admin\AppData\Local\Temp\7c633b98d323a21493e2bc170683ad10N.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 376 -p 1832 -ip 1832
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1832 -s 300
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 492 -p 1800 -ip 1800
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1800 -s 880
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 196.249.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 2.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 205.47.74.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 232.168.11.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 183.59.114.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 57.169.31.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 14.227.111.52.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 | 43.58.199.20.in-addr.arpa | udp |
Files
memory/1800-1-0x00000000046A0000-0x0000000004CF8000-memory.dmp
memory/1800-2-0x0000000003D90000-0x0000000003D91000-memory.dmp
memory/3436-4-0x0000000000410000-0x0000000000416000-memory.dmp
memory/3436-5-0x0000000000410000-0x0000000000416000-memory.dmp
memory/1800-6-0x0000000000400000-0x000000000043C000-memory.dmp
memory/3436-10-0x0000000000760000-0x0000000000766000-memory.dmp
memory/1800-13-0x00000000046A0000-0x0000000004CF8000-memory.dmp