Analysis
- max time kernel
149s - max time network
116s - platform
windows11-21h2_x64 - resource
win11-20260513-en - resource tags
- submitted
25/05/2026, 22:30
General
- Target tmpszqjcvlz.exe
- Size 34KB
- Sample260525-2e1ftabs3y
- SHA256 985a67a8d630b39234fe0b21d492429cf4d38a8c8c6e413b4ce333027f0a801c
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
- Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
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\tmpszqjcvlz.exe"C:\Users\Admin\AppData\Local\Temp\tmpszqjcvlz.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 3880 -s 3804⤵
- Program crash
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C:\Users\Admin\AppData\Roaming\C6BCCC47\bin.exeC:\Users\Admin\AppData\Roaming\C6BCCC47\bin.exe1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3880 -ip 38801⤵
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
bin.exe
memory/1292-1-0x0000000000570000-0x0000000000571000-memory.dmp
memory/1292-4-0x00000000023F0000-0x0000000002DF0000-memory.dmp
memory/1292-8-0x0000000000400000-0x0000000000417000-memory.dmp
memory/1292-9-0x00000000023F0000-0x0000000002DF0000-memory.dmp
memory/1292-0-0x0000000000400000-0x0000000000417000-memory.dmp
memory/1888-28-0x00007FFD462E0000-0x00007FFD464E9000-memory.dmp
memory/1888-20-0x00007FFD462E0000-0x00007FFD464E9000-memory.dmp
memory/2244-24-0x0000000000B50000-0x0000000000B56000-memory.dmp
memory/3172-33-0x0000000002DD0000-0x0000000002DE0000-memory.dmp
memory/3172-50-0x0000000002DD0000-0x0000000002DE0000-memory.dmp
memory/3172-15-0x00007FFD46500000-0x00007FFD46501000-memory.dmp
memory/3172-13-0x00007FFD464F0000-0x00007FFD464F1000-memory.dmp
memory/3172-59-0x0000000002E60000-0x0000000002E70000-memory.dmp
memory/3172-12-0x0000000002D90000-0x0000000002D91000-memory.dmp
memory/3172-54-0x0000000002DD0000-0x0000000002DE0000-memory.dmp
memory/3172-6-0x00007FFD46383000-0x00007FFD46384000-memory.dmp
memory/3172-56-0x0000000002DD0000-0x0000000002DE0000-memory.dmp
memory/3172-2-0x0000000002EF0000-0x0000000002EF6000-memory.dmp
memory/3172-58-0x0000000002DD0000-0x0000000002DE0000-memory.dmp
memory/3172-57-0x0000000002DD0000-0x0000000002DE0000-memory.dmp
memory/3172-55-0x0000000002DD0000-0x0000000002DE0000-memory.dmp
memory/3172-31-0x00007FFD46510000-0x00007FFD46511000-memory.dmp
memory/3172-32-0x00007FFD46520000-0x00007FFD46521000-memory.dmp
memory/3172-3-0x0000000002EF0000-0x0000000002EF6000-memory.dmp
memory/3172-35-0x0000000002E60000-0x0000000002E70000-memory.dmp
memory/3172-34-0x0000000002DD0000-0x0000000002DE0000-memory.dmp
memory/3172-36-0x0000000002DD0000-0x0000000002DE0000-memory.dmp
memory/3172-37-0x0000000002DD0000-0x0000000002DE0000-memory.dmp
memory/3172-38-0x0000000002DD0000-0x0000000002DE0000-memory.dmp
memory/3172-41-0x0000000002DD0000-0x0000000002DE0000-memory.dmp
memory/3172-44-0x0000000004360000-0x0000000004370000-memory.dmp
memory/3172-43-0x0000000002DD0000-0x0000000002DE0000-memory.dmp
memory/3172-42-0x0000000002DD0000-0x0000000002DE0000-memory.dmp
memory/3172-40-0x0000000002DD0000-0x0000000002DE0000-memory.dmp
memory/3172-39-0x0000000002DD0000-0x0000000002DE0000-memory.dmp
memory/3172-45-0x0000000002DD0000-0x0000000002DE0000-memory.dmp
memory/3172-46-0x0000000002DD0000-0x0000000002DE0000-memory.dmp
memory/3172-51-0x0000000002DD0000-0x0000000002DE0000-memory.dmp
memory/3172-52-0x0000000002DD0000-0x0000000002DE0000-memory.dmp
memory/3172-53-0x0000000004360000-0x0000000004370000-memory.dmp
memory/3172-49-0x0000000002DD0000-0x0000000002DE0000-memory.dmp
memory/3172-48-0x0000000002DD0000-0x0000000002DE0000-memory.dmp
memory/3172-47-0x0000000002DD0000-0x0000000002DE0000-memory.dmp
memory/3436-25-0x00000000001C0000-0x00000000001C6000-memory.dmp
memory/3436-22-0x00007FFD462E0000-0x00007FFD464E9000-memory.dmp
memory/3436-21-0x0000000000400000-0x0000000000417000-memory.dmp
memory/3880-5-0x0000000077734000-0x0000000077735000-memory.dmp
memory/3880-30-0x0000000000610000-0x0000000000616000-memory.dmp
memory/3880-11-0x0000000000610000-0x0000000000616000-memory.dmp
memory/3880-7-0x00007FFD462E0000-0x00007FFD464E9000-memory.dmp