Analysis

  • max time kernel
    154s
  • max time network
    159s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14/01/2024, 12:31

General

  • Target
    5b3dc736c4bd26163426997a44768bac.exe
  • Size 160KB
  • Sample240114-pp6dlaaadp
  • SHA256 f5b54e523658d3a16409ecb3ec7c69f0c242411231a8edbdfcfddaa55f115f5e
  • MD5 SHA1 SHA512 SSDEEP

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
  • Modifies registry class 52 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 33 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 39 IoCs

Processes

  • C:\Windows\system32\backgroundTaskHost.exe
    "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
    1⤵
      PID:4316
    • 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:4824
      • C:\Windows\System32\RuntimeBroker.exe
        C:\Windows\System32\RuntimeBroker.exe -Embedding
        1⤵
          PID:1880
        • C:\Windows\System32\RuntimeBroker.exe
          C:\Windows\System32\RuntimeBroker.exe -Embedding
          1⤵
            PID:3532
          • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
            "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
            1⤵
              PID:3172
            • C:\Windows\System32\RuntimeBroker.exe
              C:\Windows\System32\RuntimeBroker.exe -Embedding
              1⤵
              • Suspicious use of AdjustPrivilegeToken
              PID:952
            • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
              "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
              1⤵
              • Suspicious use of UnmapMainImage
              PID:4028
            • C:\Windows\system32\DllHost.exe
              C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
              1⤵
                PID:3932
                • C:\Windows\system32\WerFault.exe
                  C:\Windows\system32\WerFault.exe -u -p 3932 -s 956
                  2⤵
                    PID:4988
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3680
                  • C:\Windows\Explorer.EXE
                    C:\Windows\Explorer.EXE
                    1⤵
                    • Suspicious use of AdjustPrivilegeToken
                    • Suspicious use of UnmapMainImage
                    PID:3520
                    • C:\Users\Admin\AppData\Local\Temp\5b3dc736c4bd26163426997a44768bac.exe
                      "C:\Users\Admin\AppData\Local\Temp\5b3dc736c4bd26163426997a44768bac.exe"
                      2⤵
                      • Suspicious use of WriteProcessMemory
                      PID:4888
                      • 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:3988
                  • C:\Windows\system32\taskhostw.exe
                    taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
                    1⤵
                      PID:2620
                    • C:\Windows\system32\svchost.exe
                      C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
                      1⤵
                        PID:2484
                      • C:\Windows\system32\sihost.exe
                        sihost.exe
                        1⤵
                          PID:2472
                        • C:\Windows\System32\RuntimeBroker.exe
                          C:\Windows\System32\RuntimeBroker.exe -Embedding
                          1⤵
                            PID:3216
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:1168
                            • C:\Windows\system32\backgroundTaskHost.exe
                              "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                              1⤵
                                PID:3164
                              • C:\Windows\system32\backgroundTaskHost.exe
                                "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                1⤵
                                • Modifies registry class
                                PID:4376
                              • C:\Windows\system32\DllHost.exe
                                C:\Windows\system32\DllHost.exe /Processid:{F9717507-6651-4EDB-BFF7-AE615179BCCF}
                                1⤵
                                  PID:4796
                                • C:\Windows\system32\DllHost.exe
                                  C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                                  1⤵
                                    PID:4588
                                  • C:\Windows\system32\DllHost.exe
                                    C:\Windows\system32\DllHost.exe /Processid:{F9717507-6651-4EDB-BFF7-AE615179BCCF}
                                    1⤵
                                      PID:876
                                    • C:\Windows\system32\DllHost.exe
                                      C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                                      1⤵
                                        PID:3152
                                      • C:\Windows\system32\backgroundTaskHost.exe
                                        "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                        1⤵
                                        • Suspicious use of AdjustPrivilegeToken
                                        PID:3904
                                      • C:\Windows\System32\RuntimeBroker.exe
                                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                                        1⤵
                                          PID:1332
                                        • C:\Windows\System32\RuntimeBroker.exe
                                          C:\Windows\System32\RuntimeBroker.exe -Embedding
                                          1⤵
                                          • Modifies registry class
                                          PID:4900
                                        • C:\Windows\system32\DllHost.exe
                                          C:\Windows\system32\DllHost.exe /Processid:{F9717507-6651-4EDB-BFF7-AE615179BCCF}
                                          1⤵
                                            PID:1176
                                          • C:\Windows\system32\DllHost.exe
                                            C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                                            1⤵
                                              PID:4880
                                            • C:\Windows\system32\DllHost.exe
                                              C:\Windows\system32\DllHost.exe /Processid:{F9717507-6651-4EDB-BFF7-AE615179BCCF}
                                              1⤵
                                                PID:4780
                                              • C:\Windows\system32\DllHost.exe
                                                C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                                                1⤵
                                                  PID:564
                                                • C:\Windows\system32\BackgroundTransferHost.exe
                                                  "BackgroundTransferHost.exe" -ServerName:BackgroundTransferHost.1
                                                  1⤵
                                                    PID:3400
                                                  • C:\Windows\system32\DllHost.exe
                                                    C:\Windows\system32\DllHost.exe /Processid:{F9717507-6651-4EDB-BFF7-AE615179BCCF}
                                                    1⤵
                                                      PID:3488
                                                    • C:\Windows\system32\DllHost.exe
                                                      C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                                                      1⤵
                                                        PID:4344
                                                      • C:\Windows\system32\DllHost.exe
                                                        C:\Windows\system32\DllHost.exe /Processid:{F9717507-6651-4EDB-BFF7-AE615179BCCF}
                                                        1⤵
                                                          PID:2444
                                                        • C:\Windows\system32\DllHost.exe
                                                          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                                                          1⤵
                                                            PID:3928

                                                          Network

                                                                MITRE ATT&CK Enterprise v15

                                                                Replay Monitor

                                                                Loading Replay Monitor...

                                                                Downloads

                                                                6d88ab02-8c54-4d8d-a7f1-ba171123152d.down_data

                                                                • Path C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.ContentDeliveryManager_cw5n1h2txyewy\AC\BackgroundTransferApi\6d88ab02-8c54-4d8d-a7f1-ba171123152d.down_data
                                                                • Size 280KB
                                                                • SHA256 432ecd9d0c86f02955bdecd7ed85c1b2e7d44ff82285e063e75c1a6e88ced5e4
                                                                • MD5 SHA1 SHA512 SSDEEP

                                                                8080d3d8-295a-4cee-b0ff-6e4e49165f96.down_data

                                                                • Path C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.ContentDeliveryManager_cw5n1h2txyewy\AC\BackgroundTransferApi\8080d3d8-295a-4cee-b0ff-6e4e49165f96.down_data
                                                                • Size 336KB
                                                                • SHA256 36619dc871fc504dd892d63601a5cbeb01b9a2d699920524c0ef27a92aa25dff
                                                                • MD5 SHA1 SHA512 SSDEEP

                                                                1705235614

                                                                • Path C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.ContentDeliveryManager_cw5n1h2txyewy\LocalState\ContentManagementSDK\Creatives\280815\1705235614
                                                                • Size 6KB
                                                                • SHA256 7e59f709384cbaf9dfc61450f0aa61c19a41f710ba4414aa403077907cf7a607
                                                                • MD5 SHA1 SHA512 SSDEEP

                                                                1705235615

                                                                • Path C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.ContentDeliveryManager_cw5n1h2txyewy\LocalState\ContentManagementSDK\Creatives\338387\1705235615
                                                                • Size 43KB
                                                                • SHA256 895f7244fb67e3afdd3f934e9c89a0d0744f1073f11c895e6a20934ce32e6f96
                                                                • MD5 SHA1 SHA512 SSDEEP

                                                                eventbeacons.dat

                                                                • Path C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.ContentDeliveryManager_cw5n1h2txyewy\LocalState\ContentManagementSDK\Creatives\338388\eventbeacons.dat
                                                                • Size 213B
                                                                • SHA256 5c8dcf38d97e9c8bb976599b32665ef5e480c62fcbcae0c2e15bf776f87d639f
                                                                • MD5 SHA1 SHA512

                                                                eventbeacons.dat

                                                                • Path C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.ContentDeliveryManager_cw5n1h2txyewy\LocalState\ContentManagementSDK\Creatives\338388\eventbeacons.dat
                                                                • Size 416B
                                                                • SHA256 054562d68cb001ba367b0106ec554eeaa2c0e843d63894044d7c59859b1c86a4
                                                                • MD5 SHA1 SHA512

                                                                eventbeacons.dat

                                                                • Path C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.ContentDeliveryManager_cw5n1h2txyewy\LocalState\ContentManagementSDK\Creatives\338388\eventbeacons.dat
                                                                • Size 629B
                                                                • SHA256 db83e268e407e42fa4dbeeeaf20716bb18ff2404c17fcc35688b2177a5382047
                                                                • MD5 SHA1 SHA512

                                                                1705235578

                                                                • Path C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.ContentDeliveryManager_cw5n1h2txyewy\LocalState\ContentManagementSDK\Creatives\338389\1705235578
                                                                • Size 6KB
                                                                • SHA256 2ce4c1d88a8905fefe9181e9459c73ba284ccdadd024b0869dd0c69ec94950c7
                                                                • MD5 SHA1 SHA512 SSDEEP

                                                                1705235614

                                                                • Path C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.ContentDeliveryManager_cw5n1h2txyewy\LocalState\ContentManagementSDK\Creatives\88000045\1705235614
                                                                • Size 6KB
                                                                • SHA256 34064e5629d45b6ada587342893c690c24750cd2f060766a17027a53ce0ff160
                                                                • MD5 SHA1 SHA512 SSDEEP

                                                                64104820682d4fe194f026719f8d704d_1

                                                                • Path C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.ContentDeliveryManager_cw5n1h2txyewy\LocalState\TargetedContentCache\v3\338389\64104820682d4fe194f026719f8d704d_1
                                                                • Size 1KB
                                                                • SHA256 05335c5b9a7435fc81e4150e9a395ed552825180bbadf5a8bcd77aaa53560075
                                                                • MD5 SHA1 SHA512

                                                                memory/564-193-0x0000000000960000-0x0000000000966000-memory.dmp

                                                                memory/876-105-0x00000000004F0000-0x00000000004F6000-memory.dmp

                                                                memory/952-30-0x0000000000DC0000-0x0000000000DC6000-memory.dmp

                                                                memory/952-92-0x00007FFE50A70000-0x00007FFE50A71000-memory.dmp

                                                                memory/952-90-0x00007FFE50A60000-0x00007FFE50A61000-memory.dmp

                                                                memory/952-26-0x0000000000DC0000-0x0000000000DC6000-memory.dmp

                                                                memory/952-91-0x00007FFE50A80000-0x00007FFE50A81000-memory.dmp

                                                                memory/1168-37-0x0000000000890000-0x0000000000896000-memory.dmp

                                                                memory/1168-40-0x0000000000890000-0x0000000000896000-memory.dmp

                                                                memory/1168-58-0x00007FFE50A60000-0x00007FFE50A61000-memory.dmp

                                                                memory/1168-61-0x00007FFE50A80000-0x00007FFE50A81000-memory.dmp

                                                                memory/1176-180-0x0000000000830000-0x0000000000836000-memory.dmp

                                                                memory/1332-128-0x0000000000D10000-0x0000000000D16000-memory.dmp

                                                                memory/1332-126-0x0000000000D10000-0x0000000000D16000-memory.dmp

                                                                memory/1880-31-0x00000000000D0000-0x00000000000D6000-memory.dmp

                                                                memory/1880-36-0x00000000000D0000-0x00000000000D6000-memory.dmp

                                                                memory/2472-175-0x00007FFE50A70000-0x00007FFE50A71000-memory.dmp

                                                                memory/2472-17-0x0000000000430000-0x0000000000436000-memory.dmp

                                                                memory/2484-15-0x0000000000400000-0x0000000000406000-memory.dmp

                                                                memory/2484-18-0x0000000000400000-0x0000000000406000-memory.dmp

                                                                memory/2620-23-0x0000000000C30000-0x0000000000C36000-memory.dmp

                                                                memory/2620-16-0x0000000000C30000-0x0000000000C36000-memory.dmp

                                                                memory/3152-106-0x0000000000BD0000-0x0000000000BD6000-memory.dmp

                                                                memory/3164-63-0x00007FFE50A70000-0x00007FFE50A71000-memory.dmp

                                                                memory/3164-60-0x0000000000B90000-0x0000000000B96000-memory.dmp

                                                                memory/3164-62-0x00007FFE50A80000-0x00007FFE50A81000-memory.dmp

                                                                memory/3164-59-0x0000000000B90000-0x0000000000B96000-memory.dmp

                                                                memory/3172-27-0x0000000000940000-0x0000000000946000-memory.dmp

                                                                memory/3216-39-0x0000000000D20000-0x0000000000D26000-memory.dmp

                                                                memory/3216-34-0x0000000000D20000-0x0000000000D26000-memory.dmp

                                                                memory/3400-239-0x0000000000010000-0x0000000000016000-memory.dmp

                                                                memory/3400-209-0x0000000000010000-0x0000000000016000-memory.dmp

                                                                memory/3400-206-0x0000000000010000-0x0000000000016000-memory.dmp

                                                                memory/3488-207-0x00000000007B0000-0x00000000007B6000-memory.dmp

                                                                memory/3520-9-0x00007FFE50A80000-0x00007FFE50A81000-memory.dmp

                                                                memory/3520-8-0x00007FFE508ED000-0x00007FFE508EE000-memory.dmp

                                                                memory/3520-19-0x00000000008E0000-0x00000000008E6000-memory.dmp

                                                                memory/3520-100-0x00007FFE50A60000-0x00007FFE50A61000-memory.dmp

                                                                memory/3520-6-0x00000000025F0000-0x00000000025F6000-memory.dmp

                                                                memory/3520-21-0x00000000008E0000-0x00000000008E6000-memory.dmp

                                                                memory/3532-28-0x00000000008D0000-0x00000000008D6000-memory.dmp

                                                                memory/3532-35-0x00000000008D0000-0x00000000008D6000-memory.dmp

                                                                memory/3680-25-0x0000000000C70000-0x0000000000C76000-memory.dmp

                                                                memory/3680-20-0x0000000000C70000-0x0000000000C76000-memory.dmp

                                                                memory/3904-202-0x00000000000F0000-0x00000000000F6000-memory.dmp

                                                                memory/3904-130-0x00000000000F0000-0x00000000000F6000-memory.dmp

                                                                memory/3904-139-0x00007FFE50A70000-0x00007FFE50A71000-memory.dmp

                                                                memory/3904-125-0x00000000000F0000-0x00000000000F6000-memory.dmp

                                                                memory/3904-131-0x00007FFE50A80000-0x00007FFE50A81000-memory.dmp

                                                                memory/3932-22-0x0000000000500000-0x0000000000506000-memory.dmp

                                                                memory/3988-7-0x0000000076FD2000-0x0000000076FD3000-memory.dmp

                                                                memory/3988-3-0x0000000000D20000-0x0000000000D32000-memory.dmp

                                                                memory/3988-4-0x00000000013E0000-0x00000000013E6000-memory.dmp

                                                                memory/3988-13-0x00000000013E0000-0x00000000013E6000-memory.dmp

                                                                memory/4028-64-0x00007FFE50A60000-0x00007FFE50A61000-memory.dmp

                                                                memory/4028-24-0x0000000000BA0000-0x0000000000BA6000-memory.dmp

                                                                memory/4028-29-0x0000000000BA0000-0x0000000000BA6000-memory.dmp

                                                                memory/4028-94-0x00007FFE50A70000-0x00007FFE50A71000-memory.dmp

                                                                memory/4316-43-0x00007FFE50A70000-0x00007FFE50A71000-memory.dmp

                                                                memory/4316-42-0x00007FFE508EC000-0x00007FFE508ED000-memory.dmp

                                                                memory/4316-33-0x0000000000FF0000-0x0000000000FF6000-memory.dmp

                                                                memory/4316-41-0x0000000000FF0000-0x0000000000FF6000-memory.dmp

                                                                memory/4344-208-0x0000000000AF0000-0x0000000000AF6000-memory.dmp

                                                                memory/4376-103-0x00007FFE50A70000-0x00007FFE50A71000-memory.dmp

                                                                memory/4376-113-0x00007FFE50A80000-0x00007FFE50A81000-memory.dmp

                                                                memory/4376-95-0x0000000000650000-0x0000000000656000-memory.dmp

                                                                memory/4376-96-0x0000000000650000-0x0000000000656000-memory.dmp

                                                                memory/4376-97-0x00007FFE508ED000-0x00007FFE508EE000-memory.dmp

                                                                memory/4376-104-0x0000000000650000-0x0000000000656000-memory.dmp

                                                                memory/4588-99-0x00000000009F0000-0x00000000009F6000-memory.dmp

                                                                memory/4780-192-0x00000000007E0000-0x00000000007E6000-memory.dmp

                                                                memory/4796-98-0x0000000000990000-0x0000000000996000-memory.dmp

                                                                memory/4824-38-0x0000000000E20000-0x0000000000E26000-memory.dmp

                                                                memory/4824-32-0x0000000000E20000-0x0000000000E26000-memory.dmp

                                                                memory/4880-181-0x0000000000240000-0x0000000000246000-memory.dmp

                                                                memory/4888-10-0x0000000000400000-0x0000000000428000-memory.dmp

                                                                memory/4888-11-0x0000000002320000-0x0000000002D20000-memory.dmp

                                                                memory/4888-0-0x0000000000400000-0x0000000000428000-memory.dmp

                                                                memory/4888-2-0x0000000002320000-0x0000000002D20000-memory.dmp

                                                                memory/4888-1-0x00000000005C0000-0x00000000005C1000-memory.dmp

                                                                memory/4900-127-0x0000000000E00000-0x0000000000E06000-memory.dmp

                                                                memory/4900-129-0x0000000000E00000-0x0000000000E06000-memory.dmp

                                                                memory/4900-137-0x00007FFE50A80000-0x00007FFE50A81000-memory.dmp

                                                                memory/4900-184-0x00007FFE50A70000-0x00007FFE50A71000-memory.dmp