Analysis
- max time kernel
149s - max time network
155s - platform
windows10-ltsc_2021_x64 - resource
win10ltsc2021-20260513-en - resource tags
- submitted
08/06/2026, 23:23
General
- Target tmpwkdgoifu.exe
- Size 160KB
- Sample260608-3dkjmsg13m
- SHA256 698619909e1680e82e06711c6d5cf6abce22fddbd50ac11f34dc732039afedbc
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 12 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\tmpwkdgoifu.exe"C:\Users\Admin\AppData\Local\Temp\tmpwkdgoifu.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 1568 -s 3884⤵
- Program crash
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C:\Users\Admin\AppData\Roaming\08BE477D\bin.exeC:\Users\Admin\AppData\Roaming\08BE477D\bin.exe1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 388 -p 1568 -ip 15681⤵
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
bin.exe
memory/1568-11-0x00000000013C0000-0x00000000013C6000-memory.dmp
memory/1568-7-0x00007FF861590000-0x00007FF861788000-memory.dmp
memory/1568-33-0x00000000013C0000-0x00000000013C6000-memory.dmp
memory/1568-5-0x00000000770D3000-0x00000000770D4000-memory.dmp
memory/2772-26-0x00000000006A0000-0x00000000006A6000-memory.dmp
memory/2772-37-0x00007FF8617B0000-0x00007FF8617B1000-memory.dmp
memory/3368-14-0x00007FF861790000-0x00007FF861791000-memory.dmp
memory/3368-3-0x0000000002F50000-0x0000000002F56000-memory.dmp
memory/3368-15-0x00007FF8617A0000-0x00007FF8617A1000-memory.dmp
memory/3368-12-0x0000000002E90000-0x0000000002E91000-memory.dmp
memory/3368-6-0x00007FF86162D000-0x00007FF86162E000-memory.dmp
memory/3368-36-0x00007FF8617B0000-0x00007FF8617B1000-memory.dmp
memory/3368-34-0x00007FF8617C0000-0x00007FF8617C1000-memory.dmp
memory/3368-2-0x0000000002F50000-0x0000000002F56000-memory.dmp
memory/3500-8-0x0000000000400000-0x0000000000428000-memory.dmp
memory/3500-9-0x00000000020C0000-0x0000000002AC0000-memory.dmp
memory/3500-4-0x00000000020C0000-0x0000000002AC0000-memory.dmp
memory/3500-0-0x0000000000400000-0x0000000000428000-memory.dmp
memory/3500-1-0x00000000001F0000-0x00000000001F1000-memory.dmp
memory/3572-16-0x00007FF861590000-0x00007FF861788000-memory.dmp
memory/3572-31-0x00007FF861590000-0x00007FF861788000-memory.dmp
memory/3572-22-0x00007FF861590000-0x00007FF861788000-memory.dmp
memory/3572-20-0x00007FF861590000-0x00007FF861788000-memory.dmp
memory/4004-27-0x00000000001C0000-0x00000000001C6000-memory.dmp
memory/4004-29-0x0000000002300000-0x0000000002D00000-memory.dmp
memory/4004-25-0x00007FF861590000-0x00007FF861788000-memory.dmp
memory/4004-21-0x0000000000400000-0x0000000000428000-memory.dmp