Analysis

  • max time kernel
    7s
  • max time network
    11s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231020-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231020-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28-10-2023 19:56

General

  • Target

    NEAS.792b557188f4c723cbc9333066fb3000.exe

  • Size

    45KB

  • MD5

    792b557188f4c723cbc9333066fb3000

  • SHA1

    3a01a5073dfe3d02a4e6e0fbb39db93fe29c8749

  • SHA256

    a134058e4b8a9c17d3b92b680894f5128a3fb3e05fb2e5e2474e81fa82e44e49

  • SHA512

    c9fe0661f492e406ae6fb3f503a411c6f4abc1860c848f01aaa88f160db0cdd641b0ba92c81d9d876c85593a0039a95fab81c553be3f20b1bc8a399ea5c4aad9

  • SSDEEP

    768:ehP0kDE9N5dCA8J7VHXdrIniQaBTT+QQ+r1n4K8+C9TtIuCjaqUODvJVQ2f:ysWE9N5dFu53dsniQaB/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
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Windows\system32\sihost.exe
    sihost.exe
    1⤵
      PID:2380
    • C:\Windows\system32\svchost.exe
      C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
      1⤵
        PID:2396
      • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
        "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
        1⤵
          PID:3872
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:3708
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
            1⤵
              PID:3472
            • C:\Windows\Explorer.EXE
              C:\Windows\Explorer.EXE
              1⤵
                PID:3220
                • C:\Users\Admin\AppData\Local\Temp\NEAS.792b557188f4c723cbc9333066fb3000.exe
                  "C:\Users\Admin\AppData\Local\Temp\NEAS.792b557188f4c723cbc9333066fb3000.exe"
                  2⤵
                  • Suspicious use of WriteProcessMemory
                  PID:1076
                  • 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:724
              • C:\Windows\system32\taskhostw.exe
                taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
                1⤵
                  PID:2516

                Network

                MITRE ATT&CK Enterprise v15

                Replay Monitor

                Loading Replay Monitor...

                Downloads

                • memory/724-6-0x0000000077342000-0x0000000077343000-memory.dmp

                  Filesize

                  4KB

                • memory/724-8-0x00000000001B0000-0x00000000001C2000-memory.dmp

                  Filesize

                  72KB

                • memory/724-5-0x0000000002D20000-0x0000000002D26000-memory.dmp

                  Filesize

                  24KB

                • memory/1076-10-0x00000000021A0000-0x0000000002BA0000-memory.dmp

                  Filesize

                  10.0MB

                • memory/1076-4-0x00000000021A0000-0x0000000002BA0000-memory.dmp

                  Filesize

                  10.0MB

                • memory/1076-1-0x0000000002160000-0x0000000002161000-memory.dmp

                  Filesize

                  4KB

                • memory/1076-9-0x0000000000400000-0x000000000041D000-memory.dmp

                  Filesize

                  116KB

                • memory/1076-0-0x0000000000400000-0x000000000041D000-memory.dmp

                  Filesize

                  116KB

                • memory/2380-17-0x0000000000F80000-0x0000000000F86000-memory.dmp

                  Filesize

                  24KB

                • memory/2396-15-0x0000000000260000-0x0000000000266000-memory.dmp

                  Filesize

                  24KB

                • memory/2396-21-0x0000000000260000-0x0000000000266000-memory.dmp

                  Filesize

                  24KB

                • memory/2516-19-0x0000000000160000-0x0000000000166000-memory.dmp

                  Filesize

                  24KB

                • memory/2516-16-0x0000000000160000-0x0000000000166000-memory.dmp

                  Filesize

                  24KB

                • memory/3220-11-0x00007FFD37E80000-0x00007FFD37E81000-memory.dmp

                  Filesize

                  4KB

                • memory/3220-7-0x00007FFD37CED000-0x00007FFD37CEE000-memory.dmp

                  Filesize

                  4KB

                • memory/3220-18-0x0000000000F20000-0x0000000000F26000-memory.dmp

                  Filesize

                  24KB

                • memory/3220-2-0x0000000002CC0000-0x0000000002CC6000-memory.dmp

                  Filesize

                  24KB

                • memory/3220-3-0x0000000002CC0000-0x0000000002CC6000-memory.dmp

                  Filesize

                  24KB

                • memory/3472-20-0x0000000000A20000-0x0000000000A26000-memory.dmp

                  Filesize

                  24KB

                • memory/3708-22-0x0000000000AB0000-0x0000000000AB6000-memory.dmp

                  Filesize

                  24KB