Analysis

  • max time kernel
    44s
  • max time network
    123s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231222-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30/12/2023, 22:39

General

  • Target
    1ebb8a9fff67c161178037a435769491.exe
  • Size 160KB
  • Sample231230-2le4fsdgfr
  • SHA256 5d89418d3dd6646f3ed8bc4826e598297595e1fce37fdb7e048750fe1ecc5bb0
  • MD5 SHA1 SHA512 SSDEEP

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
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 3 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1ebb8a9fff67c161178037a435769491.exe
    "C:\Users\Admin\AppData\Local\Temp\1ebb8a9fff67c161178037a435769491.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3688
    • C:\Windows\SysWOW64\winver.exe
      winver
      2⤵
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:772
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 772 -s 352
        3⤵
        • Program crash
        PID:2264
  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    PID:3480
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
    1⤵
      PID:2664
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 772 -ip 772
      1⤵
        PID:3032

      Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

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            Downloads

            memory/772-7-0x0000000002760000-0x0000000002766000-memory.dmp

            memory/772-13-0x0000000002760000-0x0000000002766000-memory.dmp

            memory/772-5-0x0000000077EA2000-0x0000000077EA3000-memory.dmp

            memory/2664-12-0x0000000000F50000-0x0000000000F56000-memory.dmp

            memory/3480-6-0x00007FFE4C3AD000-0x00007FFE4C3AE000-memory.dmp

            memory/3480-2-0x0000000000E70000-0x0000000000E76000-memory.dmp

            memory/3480-3-0x0000000000E70000-0x0000000000E76000-memory.dmp

            memory/3480-15-0x00007FFE4C540000-0x00007FFE4C541000-memory.dmp

            memory/3480-16-0x00007FFE4C520000-0x00007FFE4C521000-memory.dmp

            memory/3688-4-0x0000000002330000-0x0000000002D30000-memory.dmp

            memory/3688-8-0x0000000000400000-0x0000000000428000-memory.dmp

            memory/3688-0-0x0000000000400000-0x0000000000428000-memory.dmp

            memory/3688-1-0x00000000005C0000-0x00000000005C1000-memory.dmp