Analysis Overview
SHA256
c51afb077f9cc2438fb270dff84be123647d20db4e5c21087eea441d63b34c11
Threat Level: Known bad
The file c51afb077f9cc2438fb270dff84be123647d20db4e5c21087eea441d63b34c11 was found to be: Known bad.
Malicious Activity Summary
Tinba / TinyBanker
Adds Run key to start application
Unsigned PE
Program crash
Enumerates physical storage devices
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
Suspicious use of FindShellTrayWindow
Modifies data under HKEY_USERS
MITRE ATT&CK Matrix V13
Analysis: static1
Detonation Overview
Reported
2024-07-04 03:23
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-07-04 03:23
Reported
2024-07-04 03:26
Platform
win7-20240508-en
Max time kernel
148s
Max time network
150s
Command Line
Signatures
Tinba / TinyBanker
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Windows\CurrentVersion\Run\5E824750 = "C:\\Users\\Admin\\AppData\\Roaming\\5E824750\\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:\Users\Admin\AppData\Local\Temp\c51afb077f9cc2438fb270dff84be123647d20db4e5c21087eea441d63b34c11.exe
"C:\Users\Admin\AppData\Local\Temp\c51afb077f9cc2438fb270dff84be123647d20db4e5c21087eea441d63b34c11.exe"
C:\Windows\SysWOW64\winver.exe
winver
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | elitiorecfreetoo.cc | udp |
| US | 8.8.8.8:53 | elitiorecfreetoo.cc | udp |
| US | 8.8.8.8:53 | elitiorecfreetoo.cc | udp |
| US | 8.8.8.8:53 | elitiorecfreetoo.cc | udp |
| US | 8.8.8.8:53 | elitiorecfreetoo.cc | udp |
| US | 8.8.8.8:53 | elitiorecfreetoo.cc | udp |
| US | 8.8.8.8:53 | elitiorecfreetoo.cc | udp |
| US | 8.8.8.8:53 | elitiorecfreetoo.cc | udp |
| US | 8.8.8.8:53 | elitiorecfreetoo.cc | udp |
| US | 8.8.8.8:53 | elitiorecfreetoo.cc | udp |
Files
memory/1184-1-0x0000000002DE0000-0x0000000002DE6000-memory.dmp
memory/1184-6-0x0000000002DE0000-0x0000000002DE6000-memory.dmp
memory/2772-4-0x0000000000160000-0x0000000000166000-memory.dmp
memory/1184-3-0x0000000002DE0000-0x0000000002DE6000-memory.dmp
memory/1252-8-0x0000000000400000-0x000000000043C000-memory.dmp
memory/2772-20-0x00000000001D0000-0x00000000001D6000-memory.dmp
memory/1184-17-0x0000000002DF0000-0x0000000002DF6000-memory.dmp
memory/1156-14-0x00000000001B0000-0x00000000001B6000-memory.dmp
memory/1100-11-0x0000000001F10000-0x0000000001F16000-memory.dmp
memory/1156-23-0x00000000001B0000-0x00000000001B6000-memory.dmp
memory/1184-22-0x0000000002DF0000-0x0000000002DF6000-memory.dmp
memory/1100-21-0x0000000001F10000-0x0000000001F16000-memory.dmp
memory/2772-25-0x00000000001D0000-0x00000000001D6000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-07-04 03:23
Reported
2024-07-04 03:26
Platform
win10v2004-20240508-en
Max time kernel
146s
Max time network
123s
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\c51afb077f9cc2438fb270dff84be123647d20db4e5c21087eea441d63b34c11.exe |
Modifies data under HKEY_USERS
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\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\c51afb077f9cc2438fb270dff84be123647d20db4e5c21087eea441d63b34c11.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 4540 wrote to memory of 3536 | N/A | C:\Users\Admin\AppData\Local\Temp\c51afb077f9cc2438fb270dff84be123647d20db4e5c21087eea441d63b34c11.exe | C:\Windows\SysWOW64\winver.exe |
| PID 4540 wrote to memory of 3536 | N/A | C:\Users\Admin\AppData\Local\Temp\c51afb077f9cc2438fb270dff84be123647d20db4e5c21087eea441d63b34c11.exe | C:\Windows\SysWOW64\winver.exe |
| PID 4540 wrote to memory of 3536 | N/A | C:\Users\Admin\AppData\Local\Temp\c51afb077f9cc2438fb270dff84be123647d20db4e5c21087eea441d63b34c11.exe | C:\Windows\SysWOW64\winver.exe |
| PID 4540 wrote to memory of 3536 | N/A | C:\Users\Admin\AppData\Local\Temp\c51afb077f9cc2438fb270dff84be123647d20db4e5c21087eea441d63b34c11.exe | C:\Windows\SysWOW64\winver.exe |
| PID 3536 wrote to memory of 3460 | N/A | C:\Windows\SysWOW64\winver.exe | C:\Windows\Explorer.EXE |
| PID 4540 wrote to memory of 3460 | N/A | C:\Users\Admin\AppData\Local\Temp\c51afb077f9cc2438fb270dff84be123647d20db4e5c21087eea441d63b34c11.exe | C:\Windows\Explorer.EXE |
Processes
C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
C:\Users\Admin\AppData\Local\Temp\c51afb077f9cc2438fb270dff84be123647d20db4e5c21087eea441d63b34c11.exe
"C:\Users\Admin\AppData\Local\Temp\c51afb077f9cc2438fb270dff84be123647d20db4e5c21087eea441d63b34c11.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 420 -p 3536 -ip 3536
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3536 -s 300
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 4540 -ip 4540
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4540 -s 880
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 | 58.55.71.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 100.58.20.217.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 74.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 183.142.211.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 97.17.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 86.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.31.95.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 35.56.20.217.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 82.90.14.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 11.227.111.52.in-addr.arpa | udp |
Files
memory/4540-1-0x00000000046B0000-0x0000000004D08000-memory.dmp
memory/4540-2-0x0000000003D50000-0x0000000003D51000-memory.dmp
memory/3460-4-0x00000000013F0000-0x00000000013F6000-memory.dmp
memory/3460-5-0x00000000013F0000-0x00000000013F6000-memory.dmp
memory/4540-6-0x0000000000400000-0x000000000043C000-memory.dmp
memory/3460-9-0x0000000001500000-0x0000000001506000-memory.dmp
memory/4540-12-0x00000000046B0000-0x0000000004D08000-memory.dmp