Analysis

  • max time kernel
    118s
  • max time network
    100s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17-07-2024 01:14

General

  • Target

    4341e44b77e208e219ab9e0cb5131750N.exe

  • Size

    45KB

  • MD5

    4341e44b77e208e219ab9e0cb5131750

  • SHA1

    79e3b4058d4ee79730b750b1f44df69a13a40507

  • SHA256

    25c3eb391ee1b30c801ccdf331c9ff3e012dbc780c1de178f7f81d2b69d555d8

  • SHA512

    12dcec557a1314b3fbefc36c7f2a34a6688cb2b2299e9445c9d6b3054f68f1852b61a25ae27beda43f78bd2383a3be97f5b45713b60518f415027c4dcd46cdc8

  • SSDEEP

    768:vhP0kDE9N5dCA8J7VHXdrIniQaBTT+QQ+r1n4K8+C9TtIuCjaqUODvJVQ2f:5sWE9N5dFu53dsniQaB/xZ14n7zIF+qr

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

Processes

  • C:\Windows\system32\sihost.exe
    sihost.exe
    1⤵
      PID:2556
    • C:\Windows\Explorer.EXE
      C:\Windows\Explorer.EXE
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of UnmapMainImage
      PID:3396
      • C:\Users\Admin\AppData\Local\Temp\4341e44b77e208e219ab9e0cb5131750N.exe
        "C:\Users\Admin\AppData\Local\Temp\4341e44b77e208e219ab9e0cb5131750N.exe"
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:3192
        • 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:4232
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 4232 -s 352
            4⤵
            • Program crash
            PID:5000
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 4232 -ip 4232
      1⤵
        PID:1788

      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/2556-18-0x00007FF930DF0000-0x00007FF930DF1000-memory.dmp
        Filesize

        4KB

      • memory/2556-15-0x00000000005F0000-0x00000000005F6000-memory.dmp
        Filesize

        24KB

      • memory/3192-9-0x0000000000400000-0x000000000041D000-memory.dmp
        Filesize

        116KB

      • memory/3192-1-0x00000000005C0000-0x00000000005C1000-memory.dmp
        Filesize

        4KB

      • memory/3192-0-0x0000000000400000-0x000000000041D000-memory.dmp
        Filesize

        116KB

      • memory/3192-4-0x0000000002340000-0x0000000002D40000-memory.dmp
        Filesize

        10.0MB

      • memory/3192-10-0x0000000002340000-0x0000000002D40000-memory.dmp
        Filesize

        10.0MB

      • memory/3396-3-0x0000000001040000-0x0000000001046000-memory.dmp
        Filesize

        24KB

      • memory/3396-11-0x00007FF930E00000-0x00007FF930E01000-memory.dmp
        Filesize

        4KB

      • memory/3396-7-0x00007FF930C6D000-0x00007FF930C6E000-memory.dmp
        Filesize

        4KB

      • memory/3396-2-0x0000000001040000-0x0000000001046000-memory.dmp
        Filesize

        24KB

      • memory/4232-8-0x00007FF930BD0000-0x00007FF930DC5000-memory.dmp
        Filesize

        2.0MB

      • memory/4232-5-0x00000000014B0000-0x00000000014B6000-memory.dmp
        Filesize

        24KB

      • memory/4232-6-0x00000000770A2000-0x00000000770A3000-memory.dmp
        Filesize

        4KB

      • memory/4232-16-0x00000000014B0000-0x00000000014B6000-memory.dmp
        Filesize

        24KB