Analysis

  • max time kernel
    149s
  • max time network
    111s
  • 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, 12:01

General

  • Target
    tmp1ikglcx2.exe
  • Size 44KB
  • Sample260522-n666saas2n
  • SHA256 a5423d1e582c9d326ecbbd656f758a0d6278e28f5d09fe04fadfd8996ae9dc4c
  • 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 WriteProcessMemory 7 IoCs

Processes

  • C:\Windows\system32\sihost.exe
    sihost.exe
    1⤵
      PID:2264
    • C:\Windows\Explorer.EXE
      C:\Windows\Explorer.EXE
      1⤵
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:3176
      • C:\Users\Admin\AppData\Local\Temp\tmp1ikglcx2.exe
        "C:\Users\Admin\AppData\Local\Temp\tmp1ikglcx2.exe"
        2⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:4032
        • 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:652
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 652 -s 380
            4⤵
            • Program crash
            PID:4208
    • C:\Users\Admin\AppData\Roaming\FD9C65CB\bin.exe
      C:\Users\Admin\AppData\Roaming\FD9C65CB\bin.exe
      1⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:2224
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 652 -ip 652
      1⤵
        PID:428

      Network

            MITRE ATT&CK Enterprise v16

            Replay Monitor

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            Downloads

            bin.exe

            • Path C:\Users\Admin\AppData\Roaming\FD9C65CB\bin.exe
            • Size 44KB
            • SHA256 36a627e6b391c3be96e75cda0a0623a085f93ac7571844fa25a0458b0ef61646
            • MD5 SHA1 SHA512 SSDEEP TLSH

            memory/652-5-0x00000000770D4000-0x00000000770D5000-memory.dmp

            memory/652-32-0x0000000002C10000-0x0000000002C16000-memory.dmp

            memory/652-11-0x0000000002C10000-0x0000000002C16000-memory.dmp

            memory/652-7-0x00007FF990520000-0x00007FF990729000-memory.dmp

            memory/2224-23-0x00007FF990520000-0x00007FF990729000-memory.dmp

            memory/2224-28-0x0000000002650000-0x0000000003050000-memory.dmp

            memory/2224-26-0x00000000001C0000-0x00000000001C6000-memory.dmp

            memory/2224-22-0x0000000000400000-0x000000000041A000-memory.dmp

            memory/2264-25-0x0000000000CF0000-0x0000000000CF6000-memory.dmp

            memory/3176-3-0x0000000003040000-0x0000000003046000-memory.dmp

            memory/3176-2-0x0000000003040000-0x0000000003046000-memory.dmp

            memory/3176-12-0x0000000003110000-0x0000000003111000-memory.dmp

            memory/3176-15-0x00007FF990740000-0x00007FF990741000-memory.dmp

            memory/3176-13-0x00007FF990730000-0x00007FF990731000-memory.dmp

            memory/3176-6-0x00007FF9905C3000-0x00007FF9905C4000-memory.dmp

            memory/3380-16-0x00007FF990520000-0x00007FF990729000-memory.dmp

            memory/3380-21-0x00007FF990520000-0x00007FF990729000-memory.dmp

            memory/3380-30-0x00007FF990520000-0x00007FF990729000-memory.dmp

            memory/4032-0-0x0000000000400000-0x000000000041A000-memory.dmp

            memory/4032-9-0x0000000002640000-0x0000000003040000-memory.dmp

            memory/4032-8-0x0000000000400000-0x000000000041A000-memory.dmp

            memory/4032-4-0x0000000002640000-0x0000000003040000-memory.dmp

            memory/4032-1-0x0000000000560000-0x0000000000561000-memory.dmp