Analysis

  • max time kernel
    149s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    08/06/2026, 23:23

General

  • Target
    tmpkk7zu0y2.exe
  • Size 113KB
  • Sample260608-3dapfag12l
  • SHA256 a47a7ef6547ef1feeffaf7093a72dd28ccc7294e35c0af536df1a9dc2052839c
  • 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 16 IoCs
  • Suspicious use of FindShellTrayWindow 3 IoCs
  • Suspicious use of UnmapMainImage 1 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Windows\system32\sihost.exe
    sihost.exe
    1⤵
      PID:2684
    • C:\Windows\Explorer.EXE
      C:\Windows\Explorer.EXE
      1⤵
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of UnmapMainImage
      • Suspicious use of WriteProcessMemory
      PID:3288
      • C:\Users\Admin\AppData\Local\Temp\tmpkk7zu0y2.exe
        "C:\Users\Admin\AppData\Local\Temp\tmpkk7zu0y2.exe"
        2⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2476
        • 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:1612
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 1612 -s 352
            4⤵
            • Program crash
            PID:3300
    • C:\Users\Admin\AppData\Roaming\EB3FD86C\bin.exe
      C:\Users\Admin\AppData\Roaming\EB3FD86C\bin.exe
      1⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:4216
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1612 -ip 1612
      1⤵
        PID:4848

      Network

            MITRE ATT&CK Enterprise v16

            Replay Monitor

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            Downloads

            bin.exe

            • Path C:\Users\Admin\AppData\Roaming\EB3FD86C\bin.exe
            • Size 113KB
            • SHA256 afa506a5ef6b48afab45a5369cecaa79e62c30a9092773fab51cc956e354f121
            • MD5 SHA1 SHA512 SSDEEP TLSH

            memory/1612-35-0x0000000000700000-0x0000000000706000-memory.dmp

            memory/1612-6-0x0000000077282000-0x0000000077283000-memory.dmp

            memory/1612-5-0x0000000000700000-0x0000000000706000-memory.dmp

            memory/1612-9-0x00007FFE612F0000-0x00007FFE614E5000-memory.dmp

            memory/2476-0-0x0000000000400000-0x000000000041E000-memory.dmp

            memory/2476-1-0x0000000000407000-0x0000000000408000-memory.dmp

            memory/2476-2-0x0000000000400000-0x000000000041E000-memory.dmp

            memory/2684-36-0x00007FFE61510000-0x00007FFE61511000-memory.dmp

            memory/2684-27-0x0000000000D90000-0x0000000000D96000-memory.dmp

            memory/3288-17-0x00007FFE61500000-0x00007FFE61501000-memory.dmp

            memory/3288-7-0x00000000028D0000-0x00000000028D6000-memory.dmp

            memory/3288-14-0x0000000002870000-0x0000000002871000-memory.dmp

            memory/3288-3-0x00000000028D0000-0x00000000028D6000-memory.dmp

            memory/3288-8-0x00007FFE6138D000-0x00007FFE6138E000-memory.dmp

            memory/3288-34-0x00007FFE61510000-0x00007FFE61511000-memory.dmp

            memory/3288-15-0x00007FFE614F0000-0x00007FFE614F1000-memory.dmp

            memory/3288-10-0x00007FFE61520000-0x00007FFE61521000-memory.dmp

            memory/4056-23-0x00007FFE612F0000-0x00007FFE614E5000-memory.dmp

            memory/4056-32-0x00007FFE612F0000-0x00007FFE614E5000-memory.dmp

            memory/4056-18-0x00007FFE612F0000-0x00007FFE614E5000-memory.dmp

            memory/4216-29-0x00000000001C0000-0x00000000001C6000-memory.dmp

            memory/4216-28-0x00000000021C0000-0x00000000021C1000-memory.dmp

            memory/4216-24-0x0000000000400000-0x000000000041E000-memory.dmp

            memory/4216-25-0x00007FFE612F0000-0x00007FFE614E5000-memory.dmp