Analysis Overview
SHA256
8d8a373d5df45d92ed5a8d259b0a9c3617ee62ef0f5bd7e2d2931113617978b5
Threat Level: Known bad
The file 8d8a373d5df45d92ed5a8d259b0a9c3617ee62ef0f5bd7e2d2931113617978b5 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 AdjustPrivilegeToken
Suspicious use of UnmapMainImage
Suspicious use of WriteProcessMemory
Modifies data under HKEY_USERS
MITRE ATT&CK Matrix V13
Analysis: static1
Detonation Overview
Reported
2024-07-08 01:03
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-07-08 01:03
Reported
2024-07-08 01:15
Platform
win7-20240705-en
Max time kernel
148s
Max time network
149s
Command Line
Signatures
Tinba / TinyBanker
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-1385883288-3042840365-2734249351-1000\Software\Microsoft\Windows\CurrentVersion\Run\12107720 = "C:\\Users\\Admin\\AppData\\Roaming\\12107720\\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\8d8a373d5df45d92ed5a8d259b0a9c3617ee62ef0f5bd7e2d2931113617978b5.exe
"C:\Users\Admin\AppData\Local\Temp\8d8a373d5df45d92ed5a8d259b0a9c3617ee62ef0f5bd7e2d2931113617978b5.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/1176-3-0x0000000002A50000-0x0000000002A56000-memory.dmp
memory/1176-6-0x0000000002A50000-0x0000000002A56000-memory.dmp
memory/1176-1-0x0000000002A50000-0x0000000002A56000-memory.dmp
memory/2888-5-0x0000000000120000-0x0000000000126000-memory.dmp
memory/1176-17-0x0000000002AA0000-0x0000000002AA6000-memory.dmp
memory/1152-14-0x00000000001B0000-0x00000000001B6000-memory.dmp
memory/2888-25-0x0000000000210000-0x0000000000216000-memory.dmp
memory/1692-20-0x0000000002200000-0x0000000002206000-memory.dmp
memory/2352-8-0x0000000000400000-0x000000000043C000-memory.dmp
memory/1080-11-0x0000000000140000-0x0000000000146000-memory.dmp
memory/1152-26-0x00000000001B0000-0x00000000001B6000-memory.dmp
memory/1080-28-0x0000000000140000-0x0000000000146000-memory.dmp
memory/1176-27-0x0000000002AA0000-0x0000000002AA6000-memory.dmp
memory/1692-29-0x0000000002200000-0x0000000002206000-memory.dmp
memory/2888-31-0x0000000000210000-0x0000000000216000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-07-08 01:03
Reported
2024-07-08 01:19
Platform
win10v2004-20240704-en
Max time kernel
128s
Max time network
145s
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\8d8a373d5df45d92ed5a8d259b0a9c3617ee62ef0f5bd7e2d2931113617978b5.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\8d8a373d5df45d92ed5a8d259b0a9c3617ee62ef0f5bd7e2d2931113617978b5.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 1844 wrote to memory of 2276 | N/A | C:\Users\Admin\AppData\Local\Temp\8d8a373d5df45d92ed5a8d259b0a9c3617ee62ef0f5bd7e2d2931113617978b5.exe | C:\Windows\SysWOW64\winver.exe |
| PID 1844 wrote to memory of 2276 | N/A | C:\Users\Admin\AppData\Local\Temp\8d8a373d5df45d92ed5a8d259b0a9c3617ee62ef0f5bd7e2d2931113617978b5.exe | C:\Windows\SysWOW64\winver.exe |
| PID 1844 wrote to memory of 2276 | N/A | C:\Users\Admin\AppData\Local\Temp\8d8a373d5df45d92ed5a8d259b0a9c3617ee62ef0f5bd7e2d2931113617978b5.exe | C:\Windows\SysWOW64\winver.exe |
| PID 1844 wrote to memory of 2276 | N/A | C:\Users\Admin\AppData\Local\Temp\8d8a373d5df45d92ed5a8d259b0a9c3617ee62ef0f5bd7e2d2931113617978b5.exe | C:\Windows\SysWOW64\winver.exe |
| PID 2276 wrote to memory of 3384 | N/A | C:\Windows\SysWOW64\winver.exe | C:\Windows\Explorer.EXE |
| PID 1844 wrote to memory of 3384 | N/A | C:\Users\Admin\AppData\Local\Temp\8d8a373d5df45d92ed5a8d259b0a9c3617ee62ef0f5bd7e2d2931113617978b5.exe | C:\Windows\Explorer.EXE |
Processes
C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
C:\Users\Admin\AppData\Local\Temp\8d8a373d5df45d92ed5a8d259b0a9c3617ee62ef0f5bd7e2d2931113617978b5.exe
"C:\Users\Admin\AppData\Local\Temp\8d8a373d5df45d92ed5a8d259b0a9c3617ee62ef0f5bd7e2d2931113617978b5.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 416 -p 2276 -ip 2276
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2276 -s 300
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1844 -ip 1844
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1844 -s 772
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 | 237.21.107.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 73.144.22.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 74.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 55.36.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 56.126.166.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 147.142.123.92.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0.205.248.87.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 22.236.111.52.in-addr.arpa | udp |
Files
memory/1844-1-0x00000000045C0000-0x0000000004C18000-memory.dmp
memory/1844-2-0x0000000002530000-0x0000000002531000-memory.dmp
memory/3384-4-0x0000000001010000-0x0000000001016000-memory.dmp
memory/3384-5-0x0000000001010000-0x0000000001016000-memory.dmp
memory/1844-6-0x0000000000400000-0x000000000043C000-memory.dmp
memory/3384-9-0x00000000029C0000-0x00000000029C6000-memory.dmp
memory/1844-12-0x00000000045C0000-0x0000000004C18000-memory.dmp