Analysis Overview
SHA256
565c1d57fb729e5c3cc8bf368706d1fcf9ac90c7365fa5e198a67904e9e3a589
Threat Level: Known bad
The file 838c81f012a9388d786a10bfa3657110N.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
System Location Discovery: System Language Discovery
Suspicious use of FindShellTrayWindow
Suspicious use of UnmapMainImage
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Modifies data under HKEY_USERS
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-08-21 20:27
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-08-21 20:27
Reported
2024-08-21 20:29
Platform
win7-20240704-en
Max time kernel
118s
Max time network
124s
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\46D9ABDE = "C:\\Users\\Admin\\AppData\\Roaming\\46D9ABDE\\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\838c81f012a9388d786a10bfa3657110N.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\838c81f012a9388d786a10bfa3657110N.exe
"C:\Users\Admin\AppData\Local\Temp\838c81f012a9388d786a10bfa3657110N.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 |
| US | 8.8.8.8:53 | pxscpwnnqujq.ru | udp |
| US | 8.8.8.8:53 | pvmjyqwwugwx.com | udp |
| US | 8.8.8.8:53 | pvmjyqwwugwx.net | udp |
| US | 8.8.8.8:53 | pvmjyqwwugwx.in | udp |
| US | 216.218.185.162:80 | pvmjyqwwugwx.in | tcp |
| US | 8.8.8.8:53 | pvmjyqwwugwx.ru | udp |
| US | 8.8.8.8:53 | pirckxungwkv.com | udp |
| US | 216.218.185.162:80 | pirckxungwkv.com | tcp |
| US | 8.8.8.8:53 | pirckxungwkv.net | udp |
| US | 8.8.8.8:53 | pirckxungwkv.in | udp |
| US | 216.218.185.162:80 | pirckxungwkv.in | tcp |
| US | 8.8.8.8:53 | pirckxungwkv.ru | udp |
| US | 8.8.8.8:53 | lyheuwwspjii.com | udp |
| US | 8.8.8.8:53 | lyheuwwspjii.net | udp |
| US | 8.8.8.8:53 | lyheuwwspjii.in | udp |
| US | 216.218.185.162:80 | lyheuwwspjii.in | tcp |
Files
memory/1256-1-0x0000000002170000-0x0000000002176000-memory.dmp
memory/1256-6-0x0000000002170000-0x0000000002176000-memory.dmp
memory/2716-4-0x00000000000B0000-0x00000000000B6000-memory.dmp
memory/1256-3-0x0000000002170000-0x0000000002176000-memory.dmp
memory/2716-23-0x00000000001D0000-0x00000000001D6000-memory.dmp
memory/1884-18-0x0000000001EE0000-0x0000000001EE6000-memory.dmp
memory/1256-15-0x0000000002D20000-0x0000000002D26000-memory.dmp
memory/332-25-0x0000000000400000-0x000000000043F000-memory.dmp
memory/1196-12-0x0000000000130000-0x0000000000136000-memory.dmp
memory/1116-9-0x0000000002070000-0x0000000002076000-memory.dmp
memory/1116-28-0x0000000002070000-0x0000000002076000-memory.dmp
memory/1884-26-0x0000000001EE0000-0x0000000001EE6000-memory.dmp
memory/1256-27-0x0000000002D20000-0x0000000002D26000-memory.dmp
memory/1196-29-0x0000000000130000-0x0000000000136000-memory.dmp
memory/2716-31-0x00000000001D0000-0x00000000001D6000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-08-21 20:27
Reported
2024-08-21 20:29
Platform
win10v2004-20240802-en
Max time kernel
118s
Max time network
107s
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\838c81f012a9388d786a10bfa3657110N.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\838c81f012a9388d786a10bfa3657110N.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 behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\838c81f012a9388d786a10bfa3657110N.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\838c81f012a9388d786a10bfa3657110N.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\838c81f012a9388d786a10bfa3657110N.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 916 wrote to memory of 5044 | N/A | C:\Users\Admin\AppData\Local\Temp\838c81f012a9388d786a10bfa3657110N.exe | C:\Windows\SysWOW64\winver.exe |
| PID 916 wrote to memory of 5044 | N/A | C:\Users\Admin\AppData\Local\Temp\838c81f012a9388d786a10bfa3657110N.exe | C:\Windows\SysWOW64\winver.exe |
| PID 916 wrote to memory of 5044 | N/A | C:\Users\Admin\AppData\Local\Temp\838c81f012a9388d786a10bfa3657110N.exe | C:\Windows\SysWOW64\winver.exe |
| PID 916 wrote to memory of 5044 | N/A | C:\Users\Admin\AppData\Local\Temp\838c81f012a9388d786a10bfa3657110N.exe | C:\Windows\SysWOW64\winver.exe |
| PID 5044 wrote to memory of 3464 | N/A | C:\Windows\SysWOW64\winver.exe | C:\Windows\Explorer.EXE |
| PID 916 wrote to memory of 3464 | N/A | C:\Users\Admin\AppData\Local\Temp\838c81f012a9388d786a10bfa3657110N.exe | C:\Windows\Explorer.EXE |
| PID 916 wrote to memory of 2468 | N/A | C:\Users\Admin\AppData\Local\Temp\838c81f012a9388d786a10bfa3657110N.exe | C:\Windows\system32\sihost.exe |
Processes
C:\Windows\system32\sihost.exe
sihost.exe
C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
C:\Users\Admin\AppData\Local\Temp\838c81f012a9388d786a10bfa3657110N.exe
"C:\Users\Admin\AppData\Local\Temp\838c81f012a9388d786a10bfa3657110N.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 404 -p 5044 -ip 5044
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 5044 -s 316
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 916 -ip 916
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 916 -s 932
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 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 34.56.20.217.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 205.47.74.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 228.249.119.40.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 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.35.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 21.236.111.52.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 | 8.8.8.8:53 | 10.28.171.150.in-addr.arpa | udp |
Files
memory/916-1-0x0000000004640000-0x0000000004C98000-memory.dmp
memory/916-2-0x00000000025A0000-0x00000000025A1000-memory.dmp
memory/916-3-0x0000000004640000-0x0000000004C98000-memory.dmp
memory/916-4-0x00000000025A0000-0x00000000025A1000-memory.dmp
memory/3464-7-0x0000000000DC0000-0x0000000000DC6000-memory.dmp
memory/3464-6-0x0000000000DC0000-0x0000000000DC6000-memory.dmp
memory/916-8-0x0000000000400000-0x000000000043F000-memory.dmp
memory/3464-12-0x00000000028E0000-0x00000000028E6000-memory.dmp
memory/916-11-0x0000000005750000-0x0000000006150000-memory.dmp
memory/2468-15-0x0000000000E80000-0x0000000000E86000-memory.dmp
memory/916-16-0x0000000005750000-0x0000000006150000-memory.dmp
memory/916-20-0x0000000004640000-0x0000000004C98000-memory.dmp
memory/2468-21-0x0000000000E80000-0x0000000000E86000-memory.dmp