Analysis
- max time kernel
146s - max time network
142s - platform
windows10-2004_x64 - resource
win10v2004-20240802-en - resource tags
- submitted
01/09/2024, 01:56
General
- Target 2547f2839e8bed94cb840e417e7d47670f1665ee6448b2ed98a63f5c47e85744.exe
- Size 89KB
- Sample240901-ccry8aydnb
- SHA256 2547f2839e8bed94cb840e417e7d47670f1665ee6448b2ed98a63f5c47e85744
Malware Config
Signatures
- Tinba / TinyBanker
Banking trojan which uses packet sniffing to steal data.
- UPX packed file 1 IoCs
Detects executables packed with UPX/modified UPX open source packer.
- Adds Run key to start application 2 TTPs 1 IoCs
- Program crash 1 IoCs
- System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Modifies registry class 1 IoCs
- Suspicious behavior: EnumeratesProcesses 2 IoCs
- Suspicious use of AdjustPrivilegeToken 6 IoCs
- Suspicious use of FindShellTrayWindow 3 IoCs
- Suspicious use of UnmapMainImage 1 IoCs
- Suspicious use of WriteProcessMemory 6 IoCs
Processes
-
C:\Windows\system32\sihost.exesihost.exe1⤵
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of UnmapMainImage
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C:\Users\Admin\AppData\Local\Temp\2547f2839e8bed94cb840e417e7d47670f1665ee6448b2ed98a63f5c47e85744.exe"C:\Users\Admin\AppData\Local\Temp\2547f2839e8bed94cb840e417e7d47670f1665ee6448b2ed98a63f5c47e85744.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 3048 -s 3524⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 3048 -ip 30481⤵
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
memory/2808-19-0x00007FF9A1A10000-0x00007FF9A1A11000-memory.dmp
memory/2808-16-0x0000000000F70000-0x0000000000F76000-memory.dmp
memory/3048-5-0x00000000773F2000-0x00000000773F3000-memory.dmp
memory/3048-17-0x0000000001510000-0x0000000001516000-memory.dmp
memory/3048-14-0x0000000001510000-0x0000000001516000-memory.dmp
memory/3048-7-0x00007FF9A17F0000-0x00007FF9A19E5000-memory.dmp
memory/3468-4-0x00000000021F0000-0x0000000002BF0000-memory.dmp
memory/3468-10-0x0000000000400000-0x0000000000418000-memory.dmp
memory/3468-11-0x00000000021F0000-0x0000000002BF0000-memory.dmp
memory/3468-0-0x0000000000400000-0x0000000000418000-memory.dmp
memory/3468-1-0x00000000004A0000-0x00000000004A1000-memory.dmp
memory/3504-6-0x00007FF9A188D000-0x00007FF9A188E000-memory.dmp
memory/3504-8-0x00007FF9A1A20000-0x00007FF9A1A21000-memory.dmp
memory/3504-12-0x00007FF9A1A00000-0x00007FF9A1A01000-memory.dmp
memory/3504-2-0x00000000010D0000-0x00000000010D6000-memory.dmp
memory/3504-3-0x00000000010D0000-0x00000000010D6000-memory.dmp