Analysis
- max time kernel
149s - max time network
150s - platform
windows11-21h2_x64 - resource
win11-20260513-en - resource tags
- submitted
22/05/2026, 12:36
General
- Target tmp_rhyxrc1.exe
- Size 110KB
- Sample260522-psy4pabs5p
- SHA256 97a27c6c74e5f04ec9733cd68687328865a926c7495da87b88b56d8e5590822a
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 UnmapMainImage 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 UnmapMainImage
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\tmp_rhyxrc1.exe"C:\Users\Admin\AppData\Local\Temp\tmp_rhyxrc1.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
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1612 -s 3804⤵
- Program crash
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C:\Users\Admin\AppData\Roaming\17A680FD\bin.exeC:\Users\Admin\AppData\Roaming\17A680FD\bin.exe1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1612 -ip 16121⤵
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
bin.exe
memory/72-28-0x00000000000F0000-0x00000000000F6000-memory.dmp
memory/560-24-0x00000000001C0000-0x00000000001C6000-memory.dmp
memory/560-23-0x00007FF9D8800000-0x00007FF9D8A09000-memory.dmp
memory/560-20-0x0000000000400000-0x000000000041E000-memory.dmp
memory/756-1-0x0000000000407000-0x0000000000408000-memory.dmp
memory/756-2-0x0000000000400000-0x000000000041E000-memory.dmp
memory/756-0-0x0000000000400000-0x000000000041E000-memory.dmp
memory/1612-3-0x0000000000830000-0x0000000000836000-memory.dmp
memory/1612-31-0x0000000000830000-0x0000000000836000-memory.dmp
memory/1612-6-0x0000000077304000-0x0000000077305000-memory.dmp
memory/1612-11-0x0000000000830000-0x0000000000836000-memory.dmp
memory/3192-7-0x0000000002F70000-0x0000000002F76000-memory.dmp
memory/3192-14-0x00007FF9D8A20000-0x00007FF9D8A21000-memory.dmp
memory/3192-12-0x0000000002D70000-0x0000000002D71000-memory.dmp
memory/3192-13-0x00007FF9D8A10000-0x00007FF9D8A11000-memory.dmp
memory/3192-8-0x00007FF9D88A3000-0x00007FF9D88A4000-memory.dmp
memory/3192-32-0x00007FF9D8A30000-0x00007FF9D8A31000-memory.dmp
memory/3192-33-0x00007FF9D8A40000-0x00007FF9D8A41000-memory.dmp
memory/4000-19-0x00007FF9D8800000-0x00007FF9D8A09000-memory.dmp
memory/4000-22-0x00007FF9D8800000-0x00007FF9D8A09000-memory.dmp
memory/4000-29-0x00007FF9D8800000-0x00007FF9D8A09000-memory.dmp