Analysis

  • max time kernel
    123s
  • max time network
    97s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240704-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240704-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09-07-2024 12:38

General

  • Target

    384465693b395ccef3f37edd427649e0N.exe

  • Size

    32KB

  • MD5

    384465693b395ccef3f37edd427649e0

  • SHA1

    21a2319369725fc3eca589f5a2073b6636abbeff

  • SHA256

    fc2900f2dbc66cd7e8fbe7a70f427b108f9cd2b48dbb03058e8ce6a5f5c4103a

  • SHA512

    f3e64c0ff8fe47f986dafc97b9151c51ba011fb29bc1b84eadc742f8b210ca76b9073f102d3222e1a15d6cc48056b8b7aa26ee4149b74d668a9fb130e1fff40b

  • SSDEEP

    768:OtkSEpBYWOqpRz+Oza7hYUtXz8z7nIV9dr2V9r7Dk9J:6kBpvTz+B7xYY/KV9Q9J

Malware Config

Signatures

  • Tinba / TinyBanker

    Banking trojan which uses packet sniffing to steal data.

  • 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 1 IoCs
  • Suspicious use of UnmapMainImage 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Windows\system32\sihost.exe
    sihost.exe
    1⤵
      PID:2680
    • C:\Windows\Explorer.EXE
      C:\Windows\Explorer.EXE
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of UnmapMainImage
      PID:3384
      • C:\Users\Admin\AppData\Local\Temp\384465693b395ccef3f37edd427649e0N.exe
        "C:\Users\Admin\AppData\Local\Temp\384465693b395ccef3f37edd427649e0N.exe"
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:1452
        • C:\Windows\SysWOW64\winver.exe
          winver
          3⤵
          • Adds Run key to start application
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of FindShellTrayWindow
          • Suspicious use of WriteProcessMemory
          PID:3340
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 3340 -s 352
            4⤵
            • Program crash
            PID:3672
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3340 -ip 3340
      1⤵
        PID:1248

      Network

      MITRE ATT&CK Matrix ATT&CK v13

      Persistence

      Boot or Logon Autostart Execution

      1
      T1547

      Registry Run Keys / Startup Folder

      1
      T1547.001

      Privilege Escalation

      Boot or Logon Autostart Execution

      1
      T1547

      Registry Run Keys / Startup Folder

      1
      T1547.001

      Defense Evasion

      Modify Registry

      1
      T1112

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/1452-0-0x0000000000400000-0x0000000000414000-memory.dmp
        Filesize

        80KB

      • memory/1452-1-0x00000000005C0000-0x00000000005C1000-memory.dmp
        Filesize

        4KB

      • memory/1452-9-0x00000000023A0000-0x0000000002DA0000-memory.dmp
        Filesize

        10.0MB

      • memory/1452-4-0x00000000023A0000-0x0000000002DA0000-memory.dmp
        Filesize

        10.0MB

      • memory/1452-8-0x0000000000400000-0x0000000000414000-memory.dmp
        Filesize

        80KB

      • memory/2680-14-0x0000000000BD0000-0x0000000000BD6000-memory.dmp
        Filesize

        24KB

      • memory/3340-6-0x00007FFE407D0000-0x00007FFE409C5000-memory.dmp
        Filesize

        2.0MB

      • memory/3340-12-0x0000000001060000-0x0000000001066000-memory.dmp
        Filesize

        24KB

      • memory/3340-15-0x0000000001060000-0x0000000001066000-memory.dmp
        Filesize

        24KB

      • memory/3384-7-0x00007FFE4086C000-0x00007FFE4086D000-memory.dmp
        Filesize

        4KB

      • memory/3384-5-0x00007FFE4086D000-0x00007FFE4086E000-memory.dmp
        Filesize

        4KB

      • memory/3384-2-0x0000000001080000-0x0000000001086000-memory.dmp
        Filesize

        24KB

      • memory/3384-10-0x00007FFE40A00000-0x00007FFE40A01000-memory.dmp
        Filesize

        4KB

      • memory/3384-3-0x0000000001080000-0x0000000001086000-memory.dmp
        Filesize

        24KB