Analysis

  • max time kernel
    118s
  • max time network
    111s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17-08-2024 05:00

General

  • Target

    d72ef93b3140a70c670259d6caf438c0N.exe

  • Size

    98KB

  • MD5

    d72ef93b3140a70c670259d6caf438c0

  • SHA1

    d351f41b9be06d995bc537ed240bdb352e8f2858

  • SHA256

    3b01742f0cef4ceac72788cf4023be4dee735619898b5d407cd91c8eddc4e625

  • SHA512

    5cbe2c698c52c13b19f50f0823a09a589165daa7d9d444e09a5c5667f477eefd93901c530d443e766078345df50c75a31c8c8bc59ece3d9133eaee2c9b5bd29c

  • SSDEEP

    768:5+6p+OMlgGMCWhfDzU7f7JDgi9I57+sByZ+XsfXpwtG9ipelU9JF:5+mFM2HXKZgi9Iksu+XM57ipeq9JF

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
  • System Location Discovery: System Language Discovery 1 TTPs 2 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 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:2980
    • C:\Windows\Explorer.EXE
      C:\Windows\Explorer.EXE
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of UnmapMainImage
      PID:3412
      • C:\Users\Admin\AppData\Local\Temp\d72ef93b3140a70c670259d6caf438c0N.exe
        "C:\Users\Admin\AppData\Local\Temp\d72ef93b3140a70c670259d6caf438c0N.exe"
        2⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2436
        • 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:3228
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 3228 -s 356
            4⤵
            • Program crash
            PID:2540
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 3228 -ip 3228
      1⤵
        PID:876

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/2436-9-0x0000000002250000-0x0000000002C50000-memory.dmp

        Filesize

        10.0MB

      • memory/2436-8-0x0000000000400000-0x000000000041A000-memory.dmp

        Filesize

        104KB

      • memory/2436-3-0x0000000002250000-0x0000000002C50000-memory.dmp

        Filesize

        10.0MB

      • memory/2436-0-0x0000000000570000-0x0000000000571000-memory.dmp

        Filesize

        4KB

      • memory/2980-16-0x00007FFBA6410000-0x00007FFBA6411000-memory.dmp

        Filesize

        4KB

      • memory/2980-15-0x0000000000120000-0x0000000000126000-memory.dmp

        Filesize

        24KB

      • memory/2980-13-0x0000000000120000-0x0000000000126000-memory.dmp

        Filesize

        24KB

      • memory/3228-11-0x0000000001360000-0x0000000001366000-memory.dmp

        Filesize

        24KB

      • memory/3228-6-0x00007FFBA61F0000-0x00007FFBA63E5000-memory.dmp

        Filesize

        2.0MB

      • memory/3228-4-0x0000000077BE2000-0x0000000077BE3000-memory.dmp

        Filesize

        4KB

      • memory/3228-14-0x0000000001360000-0x0000000001366000-memory.dmp

        Filesize

        24KB

      • memory/3412-2-0x0000000000680000-0x0000000000686000-memory.dmp

        Filesize

        24KB

      • memory/3412-7-0x00007FFBA6420000-0x00007FFBA6421000-memory.dmp

        Filesize

        4KB

      • memory/3412-5-0x00007FFBA628D000-0x00007FFBA628E000-memory.dmp

        Filesize

        4KB

      • memory/3412-1-0x0000000000680000-0x0000000000686000-memory.dmp

        Filesize

        24KB