Analysis

  • max time kernel
    150s
  • max time network
    144s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    25-11-2022 03:54

General

  • Target

    226b047827bef9374f2a558579ad1c555178d1c6f91d4767cf0becda87a2d8ca.exe

  • Size

    390KB

  • MD5

    b68133a1122e9a09dc4d8e44fab79854

  • SHA1

    143be0b1ffca3bda45a97bd5a10442e28479f7ae

  • SHA256

    226b047827bef9374f2a558579ad1c555178d1c6f91d4767cf0becda87a2d8ca

  • SHA512

    8e29524275e07803979be45a84486ed21698cf0298d772ad3b67857653f638c83af71319b7543ab00a9016dd988fee4358372fa7d13874c355be066b6b16afcd

  • SSDEEP

    6144:d8yv/rArj9vYljMNW30YGzFufPXK6j/URrlKRpYo80Vla6E:GMqj9wS3YG5uK4/p7y

Score
8/10

Malware Config

Signatures

  • Executes dropped EXE 2 IoCs
  • Deletes itself 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Adds Run key to start application 2 TTPs 3 IoCs
  • Suspicious use of SetThreadContext 4 IoCs
  • Modifies system certificate store 2 TTPs 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 32 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:1208
      • C:\Users\Admin\AppData\Local\Temp\226b047827bef9374f2a558579ad1c555178d1c6f91d4767cf0becda87a2d8ca.exe
        "C:\Users\Admin\AppData\Local\Temp\226b047827bef9374f2a558579ad1c555178d1c6f91d4767cf0becda87a2d8ca.exe"
        2⤵
        • Suspicious use of SetThreadContext
        • Modifies system certificate store
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:1632
        • C:\Windows\SysWOW64\CMD.exe
          "CMD"
          3⤵
            PID:724
          • C:\Windows\SysWOW64\CMD.exe
            "CMD"
            3⤵
              PID:1308
            • C:\Windows\Microsoft.NET\Framework\v2.0.50727\AppLaunch.exe
              "C:\Windows\Microsoft.NET\Framework\v2.0.50727\\AppLaunch.exe"
              3⤵
                PID:1380
              • C:\Users\Admin\AppData\Local\Temp\226b047827bef9374f2a558579ad1c555178d1c6f91d4767cf0becda87a2d8ca.exe
                "C:\Users\Admin\AppData\Local\Temp\226b047827bef9374f2a558579ad1c555178d1c6f91d4767cf0becda87a2d8ca.exe"
                3⤵
                • Loads dropped DLL
                • Suspicious use of AdjustPrivilegeToken
                • Suspicious use of WriteProcessMemory
                PID:1916
                • C:\Users\Admin\AppData\Roaming\Owbu\axfu.exe
                  "C:\Users\Admin\AppData\Roaming\Owbu\axfu.exe"
                  4⤵
                  • Executes dropped EXE
                  • Suspicious use of SetThreadContext
                  • Suspicious behavior: EnumeratesProcesses
                  • Suspicious use of AdjustPrivilegeToken
                  • Suspicious use of WriteProcessMemory
                  PID:1812
                  • C:\Windows\SysWOW64\CMD.exe
                    "CMD"
                    5⤵
                      PID:1344
                    • C:\Windows\SysWOW64\CMD.exe
                      "CMD"
                      5⤵
                        PID:1356
                      • C:\Windows\Microsoft.NET\Framework\v2.0.50727\AppLaunch.exe
                        "C:\Windows\Microsoft.NET\Framework\v2.0.50727\\AppLaunch.exe"
                        5⤵
                          PID:304
                        • C:\Users\Admin\AppData\Roaming\Owbu\axfu.exe
                          "C:\Users\Admin\AppData\Roaming\Owbu\axfu.exe"
                          5⤵
                          • Executes dropped EXE
                          • Adds Run key to start application
                          • Suspicious behavior: EnumeratesProcesses
                          PID:276
                      • C:\Windows\SysWOW64\cmd.exe
                        "C:\Windows\system32\cmd.exe" /c "C:\Users\Admin\AppData\Local\Temp\tmpa9151608.bat"
                        4⤵
                        • Deletes itself
                        PID:680
                • C:\Windows\system32\Dwm.exe
                  "C:\Windows\system32\Dwm.exe"
                  1⤵
                    PID:1180
                  • C:\Windows\system32\taskhost.exe
                    "taskhost.exe"
                    1⤵
                      PID:1112
                    • C:\Windows\system32\DllHost.exe
                      C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                      1⤵
                        PID:1640
                      • C:\Windows\system32\DllHost.exe
                        C:\Windows\system32\DllHost.exe /Processid:{F9717507-6651-4EDB-BFF7-AE615179BCCF}
                        1⤵
                          PID:1980
                        • C:\Windows\system32\DllHost.exe
                          C:\Windows\system32\DllHost.exe /Processid:{F9717507-6651-4EDB-BFF7-AE615179BCCF}
                          1⤵
                            PID:1324
                          • C:\Windows\system32\DllHost.exe
                            C:\Windows\system32\DllHost.exe /Processid:{F9717507-6651-4EDB-BFF7-AE615179BCCF}
                            1⤵
                              PID:1056
                            • C:\Windows\system32\DllHost.exe
                              C:\Windows\system32\DllHost.exe /Processid:{F9717507-6651-4EDB-BFF7-AE615179BCCF}
                              1⤵
                                PID:1856
                              • C:\Windows\system32\DllHost.exe
                                C:\Windows\system32\DllHost.exe /Processid:{F9717507-6651-4EDB-BFF7-AE615179BCCF}
                                1⤵
                                  PID:1348
                                • C:\Windows\system32\DllHost.exe
                                  C:\Windows\system32\DllHost.exe /Processid:{F9717507-6651-4EDB-BFF7-AE615179BCCF}
                                  1⤵
                                    PID:1016
                                  • C:\Windows\system32\DllHost.exe
                                    C:\Windows\system32\DllHost.exe /Processid:{F9717507-6651-4EDB-BFF7-AE615179BCCF}
                                    1⤵
                                      PID:1572
                                    • C:\Windows\system32\DllHost.exe
                                      C:\Windows\system32\DllHost.exe /Processid:{F9717507-6651-4EDB-BFF7-AE615179BCCF}
                                      1⤵
                                        PID:2000

                                      Network

                                      MITRE ATT&CK Enterprise v6

                                      Replay Monitor

                                      Loading Replay Monitor...

                                      Downloads

                                      • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015
                                        Filesize

                                        61KB

                                        MD5

                                        3dcf580a93972319e82cafbc047d34d5

                                        SHA1

                                        8528d2a1363e5de77dc3b1142850e51ead0f4b6b

                                        SHA256

                                        40810e31f1b69075c727e6d557f9614d5880112895ff6f4df1767e87ae5640d1

                                        SHA512

                                        98384be7218340f95dae88d1cb865f23a0b4e12855beb6e74a3752274c9b4c601e493864db777bca677a370d0a9dbffd68d94898a82014537f3a801cce839c42

                                      • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\B90B117906B8A74C79D1BC450C2B94B1_A54F26A8A41DE52C237D54D67F12793F
                                        Filesize

                                        1KB

                                        MD5

                                        e8866d725021f499e976a858b36b16e0

                                        SHA1

                                        faf2edc4733e24711c30219a18d548e637a3a539

                                        SHA256

                                        6f963398ecbd90ca076430a8e250859c88b92b73f6f79bee081498b73510fcc8

                                        SHA512

                                        c0bdebc6be4656e204506904e43b5a6a618cda42a4c878d33f4d4cb3014784c53193b669e8e0a7bd64d2d4ec9b220aef55e7dfca7cf1814b974fe21f36a1ce1d

                                      • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\F4D9C889B7AEBCF4E1A2DAABC5C3628A_6CBB9466BA06F83E2C38480E2BC53BFA
                                        Filesize

                                        510B

                                        MD5

                                        379c28a0ce543675e18bfc0cb3337764

                                        SHA1

                                        d9f8c4449235a843fabc40ef9fe91424b50fc2b2

                                        SHA256

                                        8523d9783ba28ea3c8ea9b5924f69ee0c9e18d25ad45b49660600668e92657fd

                                        SHA512

                                        76b6f88a77097dd2019a826f56304ea957f1b6942ab88818f6a2bd45ad8372244ebbec08fd1147f2fc32352d981c0834e3ffc62bca83d5f5f4851bad902536a7

                                      • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
                                        Filesize

                                        342B

                                        MD5

                                        a1053265a185d4ecf68f84cdbaf47b18

                                        SHA1

                                        2ac8b7c73b9a0496f5d95f7d82e303150d4d4836

                                        SHA256

                                        d13a2d5be1994f4b314ba0b81780f0fab2ae31bb986e5df69a4e47cd149fcdc9

                                        SHA512

                                        b35dca9596bb989ab22de486ebb4bcf989e5b136a6909a9893bfb1d48355a47782a268837540e26bee3434edc103764e57a664f026c31d9fe31a97bcb87c90b4

                                      • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\B90B117906B8A74C79D1BC450C2B94B1_A54F26A8A41DE52C237D54D67F12793F
                                        Filesize

                                        500B

                                        MD5

                                        f55e0aa771943f1222bcc4de4cae0c7c

                                        SHA1

                                        101be239a83a9f3de3836f42885a0ba56ece0b10

                                        SHA256

                                        8e38e9093617cda6be14005baa460aacc9538f9d8d630f967de77196ffb181f6

                                        SHA512

                                        c67d30a5b6de95e1e3665195b6bae87db4b92b7c760e0a5a91b954d67ddea1fad6ae26afed59cb730a0e083e76783db843a7f736b50c039b33a047d637179782

                                      • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\F4D9C889B7AEBCF4E1A2DAABC5C3628A_6CBB9466BA06F83E2C38480E2BC53BFA
                                        Filesize

                                        482B

                                        MD5

                                        bfe2eba579282e85523e37ffd1e472d4

                                        SHA1

                                        8d7c854f155c181c721d1007a731ac368ba0367b

                                        SHA256

                                        7f26e4998b4416a5a048078ce07313c093a1aa0809e45e651e695d6787e4f66a

                                        SHA512

                                        dbe67e6cb01653edcc873b769dbd8d868bc70cac7ad17fa66ce1d435b1126ae3a57e24f9f3e990df47c58c774c3dacf4f2cda1419acae09aa3a23bc21821c0e8

                                      • C:\Users\Admin\AppData\Local\Temp\tmpa9151608.bat
                                        Filesize

                                        307B

                                        MD5

                                        00b9c39d752a53bb9a9e760d90061196

                                        SHA1

                                        9584b025b0f43c8aa91ae805778a15fb2c0b7637

                                        SHA256

                                        ae86e11077e1637352ab89ff9c4820dd1aeefaa0f1aa23b2892894a5e2fd25fa

                                        SHA512

                                        53b543dc06fe335b957f8d976f99151662e81e8e12a32a95086caf3d62061680d4ddaa939a02590f38576a9b6989296bef75ed1cb3790bbdf3457f645d8af5fc

                                      • C:\Users\Admin\AppData\Roaming\Owbu\axfu.exe
                                        Filesize

                                        390KB

                                        MD5

                                        f9970b20256ca78d4dfbafdfa40f54f9

                                        SHA1

                                        7cb68b3e8e5b06bc20b92a5b53a121b8101323e1

                                        SHA256

                                        cfb721a6e7a500e3aacf20d3de371dee9b452f15a7f24a33f81ff63cd9325506

                                        SHA512

                                        3ba1dfd6262e5a83c47b7e3ab17c98796d0d586d527f547376bb265284403b18a1df5a5b66d45f72cff42f32c9a4634038afb6d613359136ae8bd710d5b54d55

                                      • C:\Users\Admin\AppData\Roaming\Owbu\axfu.exe
                                        Filesize

                                        390KB

                                        MD5

                                        f9970b20256ca78d4dfbafdfa40f54f9

                                        SHA1

                                        7cb68b3e8e5b06bc20b92a5b53a121b8101323e1

                                        SHA256

                                        cfb721a6e7a500e3aacf20d3de371dee9b452f15a7f24a33f81ff63cd9325506

                                        SHA512

                                        3ba1dfd6262e5a83c47b7e3ab17c98796d0d586d527f547376bb265284403b18a1df5a5b66d45f72cff42f32c9a4634038afb6d613359136ae8bd710d5b54d55

                                      • C:\Users\Admin\AppData\Roaming\Owbu\axfu.exe
                                        Filesize

                                        390KB

                                        MD5

                                        f9970b20256ca78d4dfbafdfa40f54f9

                                        SHA1

                                        7cb68b3e8e5b06bc20b92a5b53a121b8101323e1

                                        SHA256

                                        cfb721a6e7a500e3aacf20d3de371dee9b452f15a7f24a33f81ff63cd9325506

                                        SHA512

                                        3ba1dfd6262e5a83c47b7e3ab17c98796d0d586d527f547376bb265284403b18a1df5a5b66d45f72cff42f32c9a4634038afb6d613359136ae8bd710d5b54d55

                                      • \Users\Admin\AppData\Roaming\Owbu\axfu.exe
                                        Filesize

                                        390KB

                                        MD5

                                        f9970b20256ca78d4dfbafdfa40f54f9

                                        SHA1

                                        7cb68b3e8e5b06bc20b92a5b53a121b8101323e1

                                        SHA256

                                        cfb721a6e7a500e3aacf20d3de371dee9b452f15a7f24a33f81ff63cd9325506

                                        SHA512

                                        3ba1dfd6262e5a83c47b7e3ab17c98796d0d586d527f547376bb265284403b18a1df5a5b66d45f72cff42f32c9a4634038afb6d613359136ae8bd710d5b54d55

                                      • memory/276-133-0x000000000042B055-mapping.dmp
                                      • memory/276-142-0x0000000000400000-0x000000000043B000-memory.dmp
                                        Filesize

                                        236KB

                                      • memory/276-144-0x0000000000400000-0x000000000043B000-memory.dmp
                                        Filesize

                                        236KB

                                      • memory/276-164-0x0000000000400000-0x000000000043B000-memory.dmp
                                        Filesize

                                        236KB

                                      • memory/304-121-0x0000000000400000-0x000000000043B000-memory.dmp
                                        Filesize

                                        236KB

                                      • memory/304-123-0x0000000000400000-0x000000000043B000-memory.dmp
                                        Filesize

                                        236KB

                                      • memory/304-119-0x0000000000400000-0x000000000043B000-memory.dmp
                                        Filesize

                                        236KB

                                      • memory/304-114-0x000000000042B055-mapping.dmp
                                      • memory/680-138-0x0000000000000000-mapping.dmp
                                      • memory/724-56-0x0000000000000000-mapping.dmp
                                      • memory/1308-57-0x0000000000000000-mapping.dmp
                                      • memory/1344-105-0x0000000000000000-mapping.dmp
                                      • memory/1356-106-0x0000000000000000-mapping.dmp
                                      • memory/1380-61-0x0000000000400000-0x000000000043B000-memory.dmp
                                        Filesize

                                        236KB

                                      • memory/1380-62-0x0000000000400000-0x000000000043B000-memory.dmp
                                        Filesize

                                        236KB

                                      • memory/1380-70-0x0000000000400000-0x000000000043B000-memory.dmp
                                        Filesize

                                        236KB

                                      • memory/1380-72-0x0000000000400000-0x000000000043B000-memory.dmp
                                        Filesize

                                        236KB

                                      • memory/1380-68-0x0000000000400000-0x000000000043B000-memory.dmp
                                        Filesize

                                        236KB

                                      • memory/1380-64-0x0000000000400000-0x000000000043B000-memory.dmp
                                        Filesize

                                        236KB

                                      • memory/1380-65-0x000000000042B055-mapping.dmp
                                      • memory/1380-59-0x0000000000400000-0x000000000043B000-memory.dmp
                                        Filesize

                                        236KB

                                      • memory/1380-74-0x0000000000400000-0x000000000043B000-memory.dmp
                                        Filesize

                                        236KB

                                      • memory/1380-58-0x0000000000400000-0x000000000043B000-memory.dmp
                                        Filesize

                                        236KB

                                      • memory/1632-85-0x0000000074F90000-0x000000007553B000-memory.dmp
                                        Filesize

                                        5.7MB

                                      • memory/1632-54-0x0000000076BA1000-0x0000000076BA3000-memory.dmp
                                        Filesize

                                        8KB

                                      • memory/1632-55-0x0000000074F90000-0x000000007553B000-memory.dmp
                                        Filesize

                                        5.7MB

                                      • memory/1812-95-0x0000000000000000-mapping.dmp
                                      • memory/1812-124-0x0000000074F10000-0x00000000754BB000-memory.dmp
                                        Filesize

                                        5.7MB

                                      • memory/1812-136-0x0000000074F10000-0x00000000754BB000-memory.dmp
                                        Filesize

                                        5.7MB

                                      • memory/1916-91-0x0000000000400000-0x000000000043B000-memory.dmp
                                        Filesize

                                        236KB

                                      • memory/1916-86-0x0000000000400000-0x000000000043B000-memory.dmp
                                        Filesize

                                        236KB

                                      • memory/1916-125-0x0000000000400000-0x000000000043B000-memory.dmp
                                        Filesize

                                        236KB

                                      • memory/1916-92-0x0000000000400000-0x000000000043B000-memory.dmp
                                        Filesize

                                        236KB

                                      • memory/1916-140-0x0000000000400000-0x000000000043B000-memory.dmp
                                        Filesize

                                        236KB

                                      • memory/1916-93-0x0000000000400000-0x000000000043B000-memory.dmp
                                        Filesize

                                        236KB

                                      • memory/1916-87-0x0000000000400000-0x000000000043B000-memory.dmp
                                        Filesize

                                        236KB

                                      • memory/1916-89-0x0000000000400000-0x000000000043B000-memory.dmp
                                        Filesize

                                        236KB

                                      • memory/1916-82-0x000000000042B055-mapping.dmp