Analysis

  • max time kernel
    149s
  • max time network
    97s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260513-en
  • resource tags

    arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    02/06/2026, 01:11

General

  • Target
    tmp9kdljwty.exe
  • Size 110KB
  • Sample260602-bj9beabx9m
  • SHA256 5b1d02e67e0126a16f253d9e8b042ead444aa0951f515063075e43db677dc5e9
  • 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\tmp9kdljwty.exe
        "C:\Users\Admin\AppData\Local\Temp\tmp9kdljwty.exe"
        2⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:4488
        • 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:2872
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 2872 -s 380
            4⤵
            • Program crash
            PID:1600
    • C:\Users\Admin\AppData\Roaming\73DD13BD\bin.exe
      C:\Users\Admin\AppData\Roaming\73DD13BD\bin.exe
      1⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:3240
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2872 -ip 2872
      1⤵
        PID:1716

      Network

            MITRE ATT&CK Enterprise v16

            Replay Monitor

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            Downloads

            bin.exe

            • Path C:\Users\Admin\AppData\Roaming\73DD13BD\bin.exe
            • Size 110KB
            • SHA256 fa284f24d498ff7c201be4f3c0a2e6b71154849325f6a6eb2a853dd724c2fbc6
            • MD5 SHA1 SHA512 SSDEEP TLSH

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

            memory/2372-19-0x00007FFD462E0000-0x00007FFD464E9000-memory.dmp

            memory/2372-26-0x00007FFD462E0000-0x00007FFD464E9000-memory.dmp

            memory/2372-21-0x00007FFD462E0000-0x00007FFD464E9000-memory.dmp

            memory/2872-30-0x0000000000930000-0x0000000000936000-memory.dmp

            memory/2872-5-0x0000000000930000-0x0000000000936000-memory.dmp

            memory/2872-7-0x00007FFD462E0000-0x00007FFD464E9000-memory.dmp

            memory/3172-55-0x0000000000CC0000-0x0000000000CD0000-memory.dmp

            memory/3172-43-0x0000000000CC0000-0x0000000000CD0000-memory.dmp

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

            memory/3172-11-0x0000000000C80000-0x0000000000C81000-memory.dmp

            memory/3172-67-0x0000000002EA0000-0x0000000002EB0000-memory.dmp

            memory/3172-65-0x0000000002EA0000-0x0000000002EB0000-memory.dmp

            memory/3172-6-0x00007FFD46383000-0x00007FFD46384000-memory.dmp

            memory/3172-64-0x0000000000CC0000-0x0000000000CD0000-memory.dmp

            memory/3172-3-0x0000000002E90000-0x0000000002E96000-memory.dmp

            memory/3172-4-0x0000000002E90000-0x0000000002E96000-memory.dmp

            memory/3172-63-0x0000000000CC0000-0x0000000000CD0000-memory.dmp

            memory/3172-60-0x0000000000CC0000-0x0000000000CD0000-memory.dmp

            memory/3172-31-0x00007FFD46510000-0x00007FFD46511000-memory.dmp

            memory/3172-32-0x00007FFD46520000-0x00007FFD46521000-memory.dmp

            memory/3172-33-0x0000000000CC0000-0x0000000000CD0000-memory.dmp

            memory/3172-35-0x0000000002E80000-0x0000000002E90000-memory.dmp

            memory/3172-34-0x0000000000CC0000-0x0000000000CD0000-memory.dmp

            memory/3172-36-0x0000000000CC0000-0x0000000000CD0000-memory.dmp

            memory/3172-37-0x0000000000CC0000-0x0000000000CD0000-memory.dmp

            memory/3172-38-0x0000000000CC0000-0x0000000000CD0000-memory.dmp

            memory/3172-39-0x0000000000CC0000-0x0000000000CD0000-memory.dmp

            memory/3172-45-0x0000000000CC0000-0x0000000000CD0000-memory.dmp

            memory/3172-44-0x0000000000CC0000-0x0000000000CD0000-memory.dmp

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

            memory/3172-41-0x0000000000CC0000-0x0000000000CD0000-memory.dmp

            memory/3172-40-0x0000000000CC0000-0x0000000000CD0000-memory.dmp

            memory/3172-46-0x0000000000CC0000-0x0000000000CD0000-memory.dmp

            memory/3172-48-0x0000000002EA0000-0x0000000002EB0000-memory.dmp

            memory/3172-47-0x0000000000CC0000-0x0000000000CD0000-memory.dmp

            memory/3172-49-0x0000000000CC0000-0x0000000000CD0000-memory.dmp

            memory/3172-51-0x0000000000CC0000-0x0000000000CD0000-memory.dmp

            memory/3172-62-0x0000000000CC0000-0x0000000000CD0000-memory.dmp

            memory/3172-54-0x0000000000CC0000-0x0000000000CD0000-memory.dmp

            memory/3172-53-0x0000000000CC0000-0x0000000000CD0000-memory.dmp

            memory/3172-57-0x0000000002EA0000-0x0000000002EB0000-memory.dmp

            memory/3172-56-0x0000000002E80000-0x0000000002E90000-memory.dmp

            memory/3172-50-0x0000000000CC0000-0x0000000000CD0000-memory.dmp

            memory/3172-58-0x0000000000CC0000-0x0000000000CD0000-memory.dmp

            memory/3172-59-0x0000000000CC0000-0x0000000000CD0000-memory.dmp

            memory/3172-61-0x0000000000CC0000-0x0000000000CD0000-memory.dmp

            memory/3240-23-0x00000000001C0000-0x00000000001C6000-memory.dmp

            memory/3240-22-0x00007FFD462E0000-0x00007FFD464E9000-memory.dmp

            memory/3240-20-0x0000000000400000-0x000000000041E000-memory.dmp

            memory/4488-0-0x0000000000400000-0x000000000041E000-memory.dmp

            memory/4488-1-0x0000000000407000-0x0000000000408000-memory.dmp

            memory/4488-2-0x0000000000400000-0x000000000041E000-memory.dmp