Analysis
- max time kernel
149s - max time network
155s - platform
windows11-21h2_x64 - resource
win11-20260513-en - resource tags
- submitted
22/05/2026, 13:08
General
- Target tmpro0m4so1.exe
- Size 45KB
- Sample260522-qc85dset6x
- SHA256 aa3730f9c813244b45c6a61c15751cea81398f0a150bebfbf2a1bdf48e4c82d6
Malware Config
Signatures
- Family: Tinba / TinyBanker
Banking trojan which uses packet sniffing to steal data.
- Executes dropped EXE 1 IoCs
- Adds Run key to start application 2 TTPs 1 IoCs
- UPX packed file 3 IoCs
Detects executables packed with UPX/modified UPX open source packer.
- Program crash 1 IoCs
- System Location Discovery: System Language Discovery 1 TTPs 3 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Suspicious behavior: EnumeratesProcesses 2 IoCs
- Suspicious behavior: GetForegroundWindowSpam 1 IoCs
- Suspicious use of AdjustPrivilegeToken 64 IoCs
- Suspicious use of FindShellTrayWindow 1 IoCs
- Suspicious use of WriteProcessMemory 7 IoCs
Processes
-
C:\Windows\system32\sihost.exesihost.exe1⤵
-
C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\tmpro0m4so1.exe"C:\Users\Admin\AppData\Local\Temp\tmpro0m4so1.exe"2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\winver.exewinver3⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1084 -s 3804⤵
- Program crash
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-
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C:\Users\Admin\AppData\Roaming\10B913AE\bin.exeC:\Users\Admin\AppData\Roaming\10B913AE\bin.exe1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1084 -ip 10841⤵
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
bin.exe
memory/1084-5-0x00000000775C4000-0x00000000775C5000-memory.dmp
memory/1084-3-0x0000000000E20000-0x0000000000E26000-memory.dmp
memory/1084-32-0x0000000000E20000-0x0000000000E26000-memory.dmp
memory/1084-11-0x0000000000E20000-0x0000000000E26000-memory.dmp
memory/1420-28-0x00007FFD0C1E0000-0x00007FFD0C3E9000-memory.dmp
memory/1420-23-0x00007FFD0C1E0000-0x00007FFD0C3E9000-memory.dmp
memory/1420-16-0x000001A23CEB0000-0x000001A23CEB6000-memory.dmp
memory/1420-21-0x00007FFD0C1E0000-0x00007FFD0C3E9000-memory.dmp
memory/1864-24-0x00007FFD0C1E0000-0x00007FFD0C3E9000-memory.dmp
memory/1864-22-0x0000000000400000-0x000000000041D000-memory.dmp
memory/1864-25-0x00000000001C0000-0x00000000001C6000-memory.dmp
memory/1988-31-0x0000000000810000-0x0000000000816000-memory.dmp
memory/3288-6-0x0000000002EE0000-0x0000000002EE6000-memory.dmp
memory/3288-14-0x00007FFD0C3F0000-0x00007FFD0C3F1000-memory.dmp
memory/3288-15-0x00007FFD0C400000-0x00007FFD0C401000-memory.dmp
memory/3288-12-0x0000000002E60000-0x0000000002E61000-memory.dmp
memory/3288-7-0x00007FFD0C283000-0x00007FFD0C284000-memory.dmp
memory/3288-33-0x00007FFD0C410000-0x00007FFD0C411000-memory.dmp
memory/3288-34-0x00007FFD0C420000-0x00007FFD0C421000-memory.dmp
memory/6012-0-0x0000000000400000-0x000000000041D000-memory.dmp
memory/6012-2-0x0000000000400000-0x000000000041D000-memory.dmp
memory/6012-1-0x000000000041C000-0x000000000041D000-memory.dmp