Analysis Overview
SHA256
cfb3bfbb7191eb7f9d4819832c6aa87698bd4f6dde2ab42c933ad8515d161351
Threat Level: Known bad
The file 677856fb4a98bbdd8c5c8952113cb870N.exe was found to be: Known bad.
Malicious Activity Summary
Tinba / TinyBanker
Adds Run key to start application
Unsigned PE
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Program crash
Suspicious use of WriteProcessMemory
Modifies data under HKEY_USERS
Suspicious behavior: EnumeratesProcesses
Suspicious use of FindShellTrayWindow
Suspicious use of AdjustPrivilegeToken
Suspicious use of UnmapMainImage
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-08-25 04:46
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-08-25 04:46
Reported
2024-08-25 04:48
Platform
win7-20240705-en
Max time kernel
119s
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-1-5-21-3502430532-24693940-2469786940-1000\Software\Microsoft\Windows\CurrentVersion\Run\58C7F7F1 = "C:\\Users\\Admin\\AppData\\Roaming\\58C7F7F1\\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:\Windows\SysWOW64\winver.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\677856fb4a98bbdd8c5c8952113cb870N.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\677856fb4a98bbdd8c5c8952113cb870N.exe
"C:\Users\Admin\AppData\Local\Temp\677856fb4a98bbdd8c5c8952113cb870N.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 |
Files
memory/1228-3-0x0000000002510000-0x0000000002516000-memory.dmp
memory/1228-6-0x0000000002510000-0x0000000002516000-memory.dmp
memory/1524-4-0x0000000000160000-0x0000000000166000-memory.dmp
memory/1228-1-0x0000000002510000-0x0000000002516000-memory.dmp
memory/1176-12-0x0000000000130000-0x0000000000136000-memory.dmp
memory/1384-18-0x0000000001DD0000-0x0000000001DD6000-memory.dmp
memory/1228-15-0x0000000002520000-0x0000000002526000-memory.dmp
memory/3064-21-0x0000000000050000-0x0000000000056000-memory.dmp
memory/1120-9-0x0000000000210000-0x0000000000216000-memory.dmp
memory/3064-27-0x0000000000400000-0x000000000043F000-memory.dmp
memory/1384-31-0x0000000001DD0000-0x0000000001DD6000-memory.dmp
memory/1176-30-0x0000000000130000-0x0000000000136000-memory.dmp
memory/1228-29-0x0000000002520000-0x0000000002526000-memory.dmp
memory/1120-28-0x0000000000210000-0x0000000000216000-memory.dmp
memory/1524-33-0x0000000000250000-0x0000000000256000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-08-25 04:46
Reported
2024-08-25 04:48
Platform
win10v2004-20240802-en
Max time kernel
119s
Max time network
121s
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\677856fb4a98bbdd8c5c8952113cb870N.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\677856fb4a98bbdd8c5c8952113cb870N.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 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\677856fb4a98bbdd8c5c8952113cb870N.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 1652 wrote to memory of 8 | N/A | C:\Users\Admin\AppData\Local\Temp\677856fb4a98bbdd8c5c8952113cb870N.exe | C:\Windows\SysWOW64\winver.exe |
| PID 1652 wrote to memory of 8 | N/A | C:\Users\Admin\AppData\Local\Temp\677856fb4a98bbdd8c5c8952113cb870N.exe | C:\Windows\SysWOW64\winver.exe |
| PID 1652 wrote to memory of 8 | N/A | C:\Users\Admin\AppData\Local\Temp\677856fb4a98bbdd8c5c8952113cb870N.exe | C:\Windows\SysWOW64\winver.exe |
| PID 1652 wrote to memory of 8 | N/A | C:\Users\Admin\AppData\Local\Temp\677856fb4a98bbdd8c5c8952113cb870N.exe | C:\Windows\SysWOW64\winver.exe |
| PID 8 wrote to memory of 3388 | N/A | C:\Windows\SysWOW64\winver.exe | C:\Windows\Explorer.EXE |
| PID 1652 wrote to memory of 3388 | N/A | C:\Users\Admin\AppData\Local\Temp\677856fb4a98bbdd8c5c8952113cb870N.exe | C:\Windows\Explorer.EXE |
Processes
C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
C:\Users\Admin\AppData\Local\Temp\677856fb4a98bbdd8c5c8952113cb870N.exe
"C:\Users\Admin\AppData\Local\Temp\677856fb4a98bbdd8c5c8952113cb870N.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 424 -p 8 -ip 8
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 8 -s 300
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 1652 -ip 1652
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1652 -s 876
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 104.219.191.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 22.160.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.150.49.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.35.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 97.17.167.52.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 | 157.123.68.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.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 |
Files
memory/1652-1-0x00000000046B0000-0x0000000004D08000-memory.dmp
memory/1652-2-0x0000000003D70000-0x0000000003D71000-memory.dmp
memory/1652-3-0x00000000046B0000-0x0000000004D08000-memory.dmp
memory/1652-4-0x0000000003D70000-0x0000000003D71000-memory.dmp
memory/1652-5-0x0000000003D70000-0x0000000003D71000-memory.dmp
memory/3388-7-0x0000000002800000-0x0000000002806000-memory.dmp
memory/3388-8-0x0000000002800000-0x0000000002806000-memory.dmp
memory/1652-9-0x0000000000400000-0x000000000043F000-memory.dmp
memory/3388-13-0x0000000002810000-0x0000000002816000-memory.dmp
memory/1652-16-0x00000000046B0000-0x0000000004D08000-memory.dmp