Analysis

  • max time kernel
    155s
  • max time network
    166s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18-05-2024 19:42

General

  • Target

    26fe9197a5929c0933c3f54e5ed0502b0c61eb45c0a57f898f935688bc26f17e.exe

  • Size

    225KB

  • MD5

    3e2692a86ed73b033aadb29c635e8bb9

  • SHA1

    8d4b4107ed32934df5e56fe9b9a812c01a4e75e3

  • SHA256

    26fe9197a5929c0933c3f54e5ed0502b0c61eb45c0a57f898f935688bc26f17e

  • SHA512

    0ec6c1f7e8448641851e4d921ecfb9fabc6e56d9d52276c1cd29334f6d0b3067ee364e3538ee9ccf6f04cb053ac29fd61ea25f3d92b90185407d33df612717c6

  • SSDEEP

    6144:bA2P27yTAnKGw0hjFhSR/W11yAJ9v0pMtRCpYM:bATuTAnKGwUAW3ycQqgf

Malware Config

Signatures

  • Tinba / TinyBanker

    Banking trojan which uses packet sniffing to steal data.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Modifies data under HKEY_USERS 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 26 IoCs

Processes

  • C:\Windows\system32\sihost.exe
    sihost.exe
    1⤵
      PID:2408
    • C:\Windows\system32\svchost.exe
      C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
      1⤵
        PID:2428
      • C:\Windows\system32\taskhostw.exe
        taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
        1⤵
          PID:2512
        • C:\Windows\Explorer.EXE
          C:\Windows\Explorer.EXE
          1⤵
            PID:3336
            • C:\Users\Admin\AppData\Local\Temp\26fe9197a5929c0933c3f54e5ed0502b0c61eb45c0a57f898f935688bc26f17e.exe
              "C:\Users\Admin\AppData\Local\Temp\26fe9197a5929c0933c3f54e5ed0502b0c61eb45c0a57f898f935688bc26f17e.exe"
              2⤵
              • Suspicious use of WriteProcessMemory
              PID:1384
              • 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:3268
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
            1⤵
              PID:3532
            • C:\Windows\system32\DllHost.exe
              C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
              1⤵
                PID:3736
              • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                1⤵
                  PID:3840
                • C:\Windows\System32\RuntimeBroker.exe
                  C:\Windows\System32\RuntimeBroker.exe -Embedding
                  1⤵
                  • Suspicious use of AdjustPrivilegeToken
                  PID:3960
                • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                  "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                  1⤵
                    PID:4048
                  • C:\Windows\System32\RuntimeBroker.exe
                    C:\Windows\System32\RuntimeBroker.exe -Embedding
                    1⤵
                      PID:3648
                    • C:\Windows\System32\RuntimeBroker.exe
                      C:\Windows\System32\RuntimeBroker.exe -Embedding
                      1⤵
                        PID:2204
                      • 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:2404
                        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --no-startup-window
                          1⤵
                            PID:4880
                            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" /prefetch:4 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad" --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=122.0.6261.70 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --annotation=plat=Win64 "--annotation=prod=Microsoft Edge" --annotation=ver=122.0.2365.52 --initial-client-data=0x238,0x23c,0x240,0x234,0x25c,0x7ffea3b92e98,0x7ffea3b92ea4,0x7ffea3b92eb0
                              2⤵
                                PID:1528
                              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --no-appcompat-clear --gpu-preferences=WAAAAAAAAADgAAAMAAAAAAAAAAAAAAAAAABgAAAAAAA4AAAAAAAAAAAAAAAEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAGAAAAAAAAAAYAAAAAAAAAAgAAAAAAAAACAAAAAAAAAAIAAAAAAAAAA== --mojo-platform-channel-handle=2276 --field-trial-handle=2280,i,716736634476467098,11449718822158202904,262144 --variations-seed-version /prefetch:2
                                2⤵
                                  PID:3516
                                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --no-appcompat-clear --mojo-platform-channel-handle=3196 --field-trial-handle=2280,i,716736634476467098,11449718822158202904,262144 --variations-seed-version /prefetch:3
                                  2⤵
                                    PID:2328
                                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --lang=en-US --service-sandbox-type=service --no-appcompat-clear --mojo-platform-channel-handle=3340 --field-trial-handle=2280,i,716736634476467098,11449718822158202904,262144 --variations-seed-version /prefetch:8
                                    2⤵
                                      PID:1768
                                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --instant-process --no-appcompat-clear --lang=en-US --js-flags=--ms-user-locale= --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=11 --mojo-platform-channel-handle=5376 --field-trial-handle=2280,i,716736634476467098,11449718822158202904,262144 --variations-seed-version /prefetch:1
                                      2⤵
                                        PID:3500
                                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --no-appcompat-clear --lang=en-US --js-flags=--ms-user-locale= --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=12 --mojo-platform-channel-handle=5356 --field-trial-handle=2280,i,716736634476467098,11449718822158202904,262144 --variations-seed-version /prefetch:1
                                        2⤵
                                          PID:5024
                                        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=1348 --field-trial-handle=2280,i,716736634476467098,11449718822158202904,262144 --variations-seed-version /prefetch:8
                                          2⤵
                                            PID:3752
                                        • C:\Windows\System32\svchost.exe
                                          C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s Netman
                                          1⤵
                                          • Modifies data under HKEY_USERS
                                          PID:3984

                                        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

                                        Discovery

                                        System Information Discovery

                                        1
                                        T1082

                                        Replay Monitor

                                        Loading Replay Monitor...

                                        Downloads

                                        • memory/1384-25-0x0000000004570000-0x0000000004BC8000-memory.dmp
                                          Filesize

                                          6.3MB

                                        • memory/1384-2-0x00000000044F0000-0x00000000044F1000-memory.dmp
                                          Filesize

                                          4KB

                                        • memory/1384-3-0x00000000044F0000-0x00000000044F1000-memory.dmp
                                          Filesize

                                          4KB

                                        • memory/1384-1-0x0000000004570000-0x0000000004BC8000-memory.dmp
                                          Filesize

                                          6.3MB

                                        • memory/1384-22-0x0000000000400000-0x000000000043C000-memory.dmp
                                          Filesize

                                          240KB

                                        • memory/2204-19-0x0000000000810000-0x0000000000816000-memory.dmp
                                          Filesize

                                          24KB

                                        • memory/2204-35-0x0000000000810000-0x0000000000816000-memory.dmp
                                          Filesize

                                          24KB

                                        • memory/2404-20-0x0000000000A50000-0x0000000000A56000-memory.dmp
                                          Filesize

                                          24KB

                                        • memory/2404-36-0x0000000000A50000-0x0000000000A56000-memory.dmp
                                          Filesize

                                          24KB

                                        • memory/2408-9-0x0000000000A40000-0x0000000000A46000-memory.dmp
                                          Filesize

                                          24KB

                                        • memory/2408-26-0x0000000000A40000-0x0000000000A46000-memory.dmp
                                          Filesize

                                          24KB

                                        • memory/2428-29-0x00000000005C0000-0x00000000005C6000-memory.dmp
                                          Filesize

                                          24KB

                                        • memory/2428-10-0x00000000005C0000-0x00000000005C6000-memory.dmp
                                          Filesize

                                          24KB

                                        • memory/2512-11-0x0000000000490000-0x0000000000496000-memory.dmp
                                          Filesize

                                          24KB

                                        • memory/2512-28-0x0000000000490000-0x0000000000496000-memory.dmp
                                          Filesize

                                          24KB

                                        • memory/3268-21-0x0000000002410000-0x0000000002416000-memory.dmp
                                          Filesize

                                          24KB

                                        • memory/3268-38-0x0000000002410000-0x0000000002416000-memory.dmp
                                          Filesize

                                          24KB

                                        • memory/3268-6-0x0000000000870000-0x0000000000876000-memory.dmp
                                          Filesize

                                          24KB

                                        • memory/3336-12-0x0000000001540000-0x0000000001546000-memory.dmp
                                          Filesize

                                          24KB

                                        • memory/3336-27-0x0000000001540000-0x0000000001546000-memory.dmp
                                          Filesize

                                          24KB

                                        • memory/3336-5-0x0000000001500000-0x0000000001506000-memory.dmp
                                          Filesize

                                          24KB

                                        • memory/3336-8-0x0000000001500000-0x0000000001506000-memory.dmp
                                          Filesize

                                          24KB

                                        • memory/3532-13-0x00000000004A0000-0x00000000004A6000-memory.dmp
                                          Filesize

                                          24KB

                                        • memory/3532-32-0x00000000004A0000-0x00000000004A6000-memory.dmp
                                          Filesize

                                          24KB

                                        • memory/3648-18-0x0000000000D70000-0x0000000000D76000-memory.dmp
                                          Filesize

                                          24KB

                                        • memory/3648-34-0x0000000000D70000-0x0000000000D76000-memory.dmp
                                          Filesize

                                          24KB

                                        • memory/3736-14-0x0000000000CB0000-0x0000000000CB6000-memory.dmp
                                          Filesize

                                          24KB

                                        • memory/3736-33-0x0000000000CB0000-0x0000000000CB6000-memory.dmp
                                          Filesize

                                          24KB

                                        • memory/3840-31-0x0000000000E00000-0x0000000000E06000-memory.dmp
                                          Filesize

                                          24KB

                                        • memory/3840-15-0x0000000000E00000-0x0000000000E06000-memory.dmp
                                          Filesize

                                          24KB

                                        • memory/3960-30-0x0000000000800000-0x0000000000806000-memory.dmp
                                          Filesize

                                          24KB

                                        • memory/3960-16-0x0000000000800000-0x0000000000806000-memory.dmp
                                          Filesize

                                          24KB

                                        • memory/4048-17-0x0000000000EE0000-0x0000000000EE6000-memory.dmp
                                          Filesize

                                          24KB