Analysis

  • max time kernel
    149s
  • max time network
    112s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260513-en
  • resource tags

    arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    22/05/2026, 12:12

General

  • Target
    tmp2u329txi.exe
  • Size 49KB
  • Sample260522-pdcbdacz7t
  • SHA256 33c5407fc3392bcba35e4f2af6ac58b342676f2a435bfd2554e15c6022d1bd6c
  • MD5 SHA1 SHA512 SSDEEP TLSH

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.exe
    sihost.exe
    1⤵
      PID:2244
    • C:\Windows\Explorer.EXE
      C:\Windows\Explorer.EXE
      1⤵
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of UnmapMainImage
      • Suspicious use of WriteProcessMemory
      PID:3172
      • C:\Users\Admin\AppData\Local\Temp\tmp2u329txi.exe
        "C:\Users\Admin\AppData\Local\Temp\tmp2u329txi.exe"
        2⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2576
        • C:\Windows\SysWOW64\winver.exe
          winver
          3⤵
          • Adds Run key to start application
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of FindShellTrayWindow
          • Suspicious use of WriteProcessMemory
          PID:3880
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 3880 -s 380
            4⤵
            • Program crash
            PID:2572
    • C:\Users\Admin\AppData\Roaming\2E0DB664\bin.exe
      C:\Users\Admin\AppData\Roaming\2E0DB664\bin.exe
      1⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:3256
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 364 -p 3880 -ip 3880
      1⤵
        PID:4596

      Network

            MITRE ATT&CK Enterprise v16

            Replay Monitor

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            Downloads

            bin.exe

            • Path C:\Users\Admin\AppData\Roaming\2E0DB664\bin.exe
            • Size 49KB
            • SHA256 e14f4609d8d9bcabc09a294304334620ae3fefb34f8e40463b559b7503880361
            • MD5 SHA1 SHA512 SSDEEP TLSH

            memory/1368-16-0x0000019E46130000-0x0000019E46136000-memory.dmp

            memory/1368-30-0x00007FFD462E0000-0x00007FFD464E9000-memory.dmp

            memory/1368-19-0x00007FFD462E0000-0x00007FFD464E9000-memory.dmp

            memory/1368-20-0x00007FFD462E0000-0x00007FFD464E9000-memory.dmp

            memory/2244-28-0x0000000000B50000-0x0000000000B56000-memory.dmp

            memory/2576-1-0x000000000041C000-0x000000000041D000-memory.dmp

            memory/2576-2-0x0000000000400000-0x000000000041D000-memory.dmp

            memory/2576-0-0x0000000000400000-0x000000000041D000-memory.dmp

            memory/3172-56-0x0000000004370000-0x0000000004380000-memory.dmp

            memory/3172-55-0x0000000002DD0000-0x0000000002DE0000-memory.dmp

            memory/3172-13-0x00007FFD464F0000-0x00007FFD464F1000-memory.dmp

            memory/3172-12-0x0000000002D90000-0x0000000002D91000-memory.dmp

            memory/3172-61-0x0000000002DD0000-0x0000000002DE0000-memory.dmp

            memory/3172-60-0x0000000002DD0000-0x0000000002DE0000-memory.dmp

            memory/3172-3-0x0000000002EF0000-0x0000000002EF6000-memory.dmp

            memory/3172-7-0x0000000002EF0000-0x0000000002EF6000-memory.dmp

            memory/3172-63-0x0000000002DD0000-0x0000000002DE0000-memory.dmp

            memory/3172-62-0x0000000002E60000-0x0000000002E70000-memory.dmp

            memory/3172-59-0x0000000002DD0000-0x0000000002DE0000-memory.dmp

            memory/3172-58-0x0000000002DD0000-0x0000000002DE0000-memory.dmp

            memory/3172-33-0x00007FFD46510000-0x00007FFD46511000-memory.dmp

            memory/3172-34-0x00007FFD46520000-0x00007FFD46521000-memory.dmp

            memory/3172-35-0x0000000002DD0000-0x0000000002DE0000-memory.dmp

            memory/3172-36-0x0000000002DD0000-0x0000000002DE0000-memory.dmp

            memory/3172-37-0x0000000002E60000-0x0000000002E70000-memory.dmp

            memory/3172-39-0x0000000002DD0000-0x0000000002DE0000-memory.dmp

            memory/3172-38-0x0000000002DD0000-0x0000000002DE0000-memory.dmp

            memory/3172-43-0x0000000002DD0000-0x0000000002DE0000-memory.dmp

            memory/3172-44-0x0000000002DD0000-0x0000000002DE0000-memory.dmp

            memory/3172-42-0x0000000002DD0000-0x0000000002DE0000-memory.dmp

            memory/3172-41-0x0000000002DD0000-0x0000000002DE0000-memory.dmp

            memory/3172-40-0x0000000002DD0000-0x0000000002DE0000-memory.dmp

            memory/3172-45-0x0000000004370000-0x0000000004380000-memory.dmp

            memory/3172-48-0x0000000004370000-0x0000000004380000-memory.dmp

            memory/3172-47-0x0000000002DD0000-0x0000000002DE0000-memory.dmp

            memory/3172-46-0x0000000002DD0000-0x0000000002DE0000-memory.dmp

            memory/3172-49-0x0000000002DD0000-0x0000000002DE0000-memory.dmp

            memory/3172-53-0x0000000002DD0000-0x0000000002DE0000-memory.dmp

            memory/3172-8-0x00007FFD46383000-0x00007FFD46384000-memory.dmp

            memory/3172-14-0x00007FFD46500000-0x00007FFD46501000-memory.dmp

            memory/3172-54-0x0000000002DD0000-0x0000000002DE0000-memory.dmp

            memory/3172-52-0x0000000002DD0000-0x0000000002DE0000-memory.dmp

            memory/3172-50-0x0000000002DD0000-0x0000000002DE0000-memory.dmp

            memory/3172-51-0x0000000002DD0000-0x0000000002DE0000-memory.dmp

            memory/3172-57-0x0000000002DD0000-0x0000000002DE0000-memory.dmp

            memory/3256-25-0x00000000001C0000-0x00000000001C6000-memory.dmp

            memory/3256-24-0x00007FFD462E0000-0x00007FFD464E9000-memory.dmp

            memory/3256-22-0x0000000000400000-0x000000000041D000-memory.dmp

            memory/3880-32-0x0000000000E80000-0x0000000000E86000-memory.dmp

            memory/3880-5-0x0000000000E80000-0x0000000000E86000-memory.dmp

            memory/3880-6-0x0000000077734000-0x0000000077735000-memory.dmp