Analysis

  • max time kernel
    155s
  • max time network
    166s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231023-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28-10-2023 18:03

General

  • Target

    NEAS.137349b73d4d5b155a85728010b510c0.exe

  • Size

    45KB

  • MD5

    137349b73d4d5b155a85728010b510c0

  • SHA1

    6963435994909514bcc5034f026abc56dc604302

  • SHA256

    48dea29a44cc75beb8dc69b407f2d83aeaad480d5cba68eaa1f77ad2f3a3ac0e

  • SHA512

    481ae295075e1cae07ef4ad5479285b3bdf200fdcb6e1330b0c7c26d9bd2f91750a12accbb297c7c1e5a143f92db6f0b5ff063343e67790f4439a8e257eabf24

  • SSDEEP

    768:BhP0kDE9N5dCA8J7VHXdrIniQaBTT+QQ+r1n4K8+C9TtIuCjaqUODvJVQ2f:7sWE9N5dFu53dsniQaB/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
  • Checks processor information in registry 2 TTPs 3 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Enumerates system info in registry 2 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 23 IoCs

Processes

  • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
    "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
    1⤵
      PID:3756
    • C:\Windows\System32\RuntimeBroker.exe
      C:\Windows\System32\RuntimeBroker.exe -Embedding
      1⤵
        PID:3868
      • C:\Windows\system32\backgroundTaskHost.exe
        "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppX53ypgrj20bgndg05hj3tc7z654myszwp.mca
        1⤵
          PID:3088
        • C:\Windows\system32\backgroundTaskHost.exe
          "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:CortanaUI.AppX3bn25b6f886wmg6twh46972vprk9tnbf.mca
          1⤵
            PID:3672
          • C:\Windows\System32\RuntimeBroker.exe
            C:\Windows\System32\RuntimeBroker.exe -Embedding
            1⤵
            • Suspicious use of UnmapMainImage
            PID:4864
          • C:\Windows\System32\RuntimeBroker.exe
            C:\Windows\System32\RuntimeBroker.exe -Embedding
            1⤵
              PID:5072
            • C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\InputApp\TextInputHost.exe
              "C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\InputApp\TextInputHost.exe" -ServerName:InputApp.AppX9jnwykgrccxc8by3hsrsh07r423xzvav.mca
              1⤵
                PID:4796
              • C:\Users\Admin\AppData\Local\Temp\NEAS.137349b73d4d5b155a85728010b510c0.exe
                "C:\Users\Admin\AppData\Local\Temp\NEAS.137349b73d4d5b155a85728010b510c0.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:2856
              • C:\Windows\System32\RuntimeBroker.exe
                C:\Windows\System32\RuntimeBroker.exe -Embedding
                1⤵
                  PID:448
                • C:\Windows\System32\RuntimeBroker.exe
                  C:\Windows\System32\RuntimeBroker.exe -Embedding
                  1⤵
                    PID:3908
                  • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                    "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                    1⤵
                      PID:4044
                    • C:\Windows\system32\DllHost.exe
                      C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                      1⤵
                        PID:3664
                        • C:\Windows\system32\WerFault.exe
                          C:\Windows\system32\WerFault.exe -u -p 3664 -s 996
                          2⤵
                          • Checks processor information in registry
                          • Enumerates system info in registry
                          PID:3948
                      • C:\Windows\system32\svchost.exe
                        C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                        1⤵
                          PID:3428
                        • C:\Windows\Explorer.EXE
                          C:\Windows\Explorer.EXE
                          1⤵
                          • Suspicious behavior: GetForegroundWindowSpam
                          • Suspicious use of AdjustPrivilegeToken
                          • Suspicious use of UnmapMainImage
                          PID:3132
                        • C:\Windows\system32\taskhostw.exe
                          taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
                          1⤵
                            PID:2456
                          • C:\Windows\system32\svchost.exe
                            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
                            1⤵
                              PID:2332
                            • C:\Windows\system32\sihost.exe
                              sihost.exe
                              1⤵
                                PID:2320
                              • C:\Windows\system32\backgroundTaskHost.exe
                                "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                1⤵
                                  PID:740

                                Network

                                MITRE ATT&CK Enterprise v15

                                Replay Monitor

                                Loading Replay Monitor...

                                Downloads

                                • memory/448-32-0x00000000003E0000-0x00000000003E6000-memory.dmp

                                  Filesize

                                  24KB

                                • memory/448-36-0x00000000003E0000-0x00000000003E6000-memory.dmp

                                  Filesize

                                  24KB

                                • memory/740-72-0x00000000009F0000-0x00000000009F6000-memory.dmp

                                  Filesize

                                  24KB

                                • memory/740-73-0x00000000009F0000-0x00000000009F6000-memory.dmp

                                  Filesize

                                  24KB

                                • memory/740-74-0x00007FFB01A80000-0x00007FFB01A81000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/740-75-0x00007FFB01A70000-0x00007FFB01A71000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/2320-17-0x00000000003A0000-0x00000000003A6000-memory.dmp

                                  Filesize

                                  24KB

                                • memory/2332-19-0x0000000000D40000-0x0000000000D46000-memory.dmp

                                  Filesize

                                  24KB

                                • memory/2332-16-0x0000000000D40000-0x0000000000D46000-memory.dmp

                                  Filesize

                                  24KB

                                • memory/2456-21-0x00000000007E0000-0x00000000007E6000-memory.dmp

                                  Filesize

                                  24KB

                                • memory/2456-18-0x00000000007E0000-0x00000000007E6000-memory.dmp

                                  Filesize

                                  24KB

                                • memory/2856-5-0x0000000000900000-0x0000000000906000-memory.dmp

                                  Filesize

                                  24KB

                                • memory/2856-14-0x0000000000900000-0x0000000000906000-memory.dmp

                                  Filesize

                                  24KB

                                • memory/2856-8-0x0000000077612000-0x0000000077613000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/3088-41-0x0000000000C00000-0x0000000000C06000-memory.dmp

                                  Filesize

                                  24KB

                                • memory/3132-12-0x00007FFB01A80000-0x00007FFB01A81000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/3132-24-0x0000000002100000-0x0000000002106000-memory.dmp

                                  Filesize

                                  24KB

                                • memory/3132-20-0x0000000002100000-0x0000000002106000-memory.dmp

                                  Filesize

                                  24KB

                                • memory/3132-43-0x00007FFB01A70000-0x00007FFB01A71000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/3132-9-0x00007FFB018ED000-0x00007FFB018EE000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/3132-7-0x0000000000380000-0x0000000000386000-memory.dmp

                                  Filesize

                                  24KB

                                • memory/3428-25-0x0000000000D20000-0x0000000000D26000-memory.dmp

                                  Filesize

                                  24KB

                                • memory/3428-22-0x0000000000D20000-0x0000000000D26000-memory.dmp

                                  Filesize

                                  24KB

                                • memory/3664-23-0x0000000000410000-0x0000000000416000-memory.dmp

                                  Filesize

                                  24KB

                                • memory/3672-42-0x0000000000C10000-0x0000000000C16000-memory.dmp

                                  Filesize

                                  24KB

                                • memory/3688-0-0x0000000000400000-0x000000000041D000-memory.dmp

                                  Filesize

                                  116KB

                                • memory/3688-2-0x00000000022D0000-0x0000000002CD0000-memory.dmp

                                  Filesize

                                  10.0MB

                                • memory/3688-3-0x0000000000400000-0x000000000041D000-memory.dmp

                                  Filesize

                                  116KB

                                • memory/3688-1-0x0000000002160000-0x0000000002161000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/3688-11-0x00000000022D0000-0x0000000002CD0000-memory.dmp

                                  Filesize

                                  10.0MB

                                • memory/3756-28-0x0000000000FE0000-0x0000000000FE6000-memory.dmp

                                  Filesize

                                  24KB

                                • memory/3756-71-0x00007FFB01A60000-0x00007FFB01A61000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/3756-80-0x00007FFB01A70000-0x00007FFB01A71000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/3756-26-0x0000000000FE0000-0x0000000000FE6000-memory.dmp

                                  Filesize

                                  24KB

                                • memory/3868-77-0x00007FFB01A80000-0x00007FFB01A81000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/3868-76-0x00007FFB01A60000-0x00007FFB01A61000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/3868-78-0x00007FFB01A70000-0x00007FFB01A71000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/3868-29-0x0000000000B30000-0x0000000000B36000-memory.dmp

                                  Filesize

                                  24KB

                                • memory/3868-27-0x0000000000B30000-0x0000000000B36000-memory.dmp

                                  Filesize

                                  24KB

                                • memory/3908-31-0x00000000004B0000-0x00000000004B6000-memory.dmp

                                  Filesize

                                  24KB

                                • memory/3908-34-0x00000000004B0000-0x00000000004B6000-memory.dmp

                                  Filesize

                                  24KB

                                • memory/3948-58-0x00007FFB01A60000-0x00007FFB01A61000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/3948-61-0x00007FFB01A70000-0x00007FFB01A71000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/3948-45-0x0000000000D30000-0x0000000000D36000-memory.dmp

                                  Filesize

                                  24KB

                                • memory/3948-44-0x0000000000D30000-0x0000000000D36000-memory.dmp

                                  Filesize

                                  24KB

                                • memory/4044-30-0x0000000000240000-0x0000000000246000-memory.dmp

                                  Filesize

                                  24KB

                                • memory/4796-37-0x0000000000380000-0x0000000000386000-memory.dmp

                                  Filesize

                                  24KB

                                • memory/4796-33-0x0000000000380000-0x0000000000386000-memory.dmp

                                  Filesize

                                  24KB

                                • memory/4864-40-0x0000000000AA0000-0x0000000000AA6000-memory.dmp

                                  Filesize

                                  24KB

                                • memory/4864-39-0x0000000000AA0000-0x0000000000AA6000-memory.dmp

                                  Filesize

                                  24KB

                                • memory/5072-68-0x00007FFB01A60000-0x00007FFB01A61000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/5072-38-0x0000000000E30000-0x0000000000E36000-memory.dmp

                                  Filesize

                                  24KB

                                • memory/5072-70-0x00007FFB01A70000-0x00007FFB01A71000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/5072-35-0x0000000000E30000-0x0000000000E36000-memory.dmp

                                  Filesize

                                  24KB

                                • memory/5072-69-0x00007FFB01A80000-0x00007FFB01A81000-memory.dmp

                                  Filesize

                                  4KB