Analysis

  • max time kernel
    151s
  • max time network
    151s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    02/12/2022, 00:30

General

  • Target

    263dd453c47b7b4420de3d7b4db6db25f64c1b93a923d58515d9cd38a032e474.exe

  • Size

    334KB

  • MD5

    39e1e7c6097ee28645db521e1d3d231b

  • SHA1

    ab5013f5e61d868ceaa762ea577b09f7bae5634c

  • SHA256

    263dd453c47b7b4420de3d7b4db6db25f64c1b93a923d58515d9cd38a032e474

  • SHA512

    82eac7addccfa7c708f08ea32846b4ecef1512d8e19d1ba62313d1788b2e024a92a5ca7429550ac7a8a8c762e721f94df96548b8c32bf1e236f28ee4b300b9a6

  • SSDEEP

    6144:a3x0FVmavE0/b6rB8/Bp2sCFWPgGi3rWuPFKjj4:weF9Ewb62/z2sCF7ZpN2k

Score
8/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Deletes itself 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Modifies Internet Explorer settings 1 TTPs 2 IoCs
  • NTFS ADS 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:1204
      • C:\Users\Admin\AppData\Local\Temp\263dd453c47b7b4420de3d7b4db6db25f64c1b93a923d58515d9cd38a032e474.exe
        "C:\Users\Admin\AppData\Local\Temp\263dd453c47b7b4420de3d7b4db6db25f64c1b93a923d58515d9cd38a032e474.exe"
        2⤵
        • Loads dropped DLL
        • Suspicious use of SetThreadContext
        • Modifies Internet Explorer settings
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of UnmapMainImage
        • Suspicious use of WriteProcessMemory
        PID:1768
        • C:\Users\Admin\AppData\Roaming\Oqyw\anuf.exe
          "C:\Users\Admin\AppData\Roaming\Oqyw\anuf.exe"
          3⤵
          • Executes dropped EXE
          • Adds Run key to start application
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of UnmapMainImage
          • Suspicious use of WriteProcessMemory
          PID:1764
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\system32\cmd.exe" /c "C:\Users\Admin\AppData\Local\Temp\tmp27bcbb0f.bat"
          3⤵
          • Deletes itself
          • Suspicious use of AdjustPrivilegeToken
          PID:2044
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1176
      • C:\Windows\system32\taskhost.exe
        "taskhost.exe"
        1⤵
          PID:1112
        • C:\Program Files\Windows Mail\WinMail.exe
          "C:\Program Files\Windows Mail\WinMail.exe" -Embedding
          1⤵
          • NTFS ADS
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of SetWindowsHookEx
          PID:1644
        • C:\Windows\system32\conhost.exe
          \??\C:\Windows\system32\conhost.exe "325504241-850482328-18878463891686842338-8645830181125206691685548572038793338"
          1⤵
            PID:580
          • C:\Windows\system32\DllHost.exe
            C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
            1⤵
              PID:1672
            • C:\Windows\system32\DllHost.exe
              C:\Windows\system32\DllHost.exe /Processid:{F9717507-6651-4EDB-BFF7-AE615179BCCF}
              1⤵
                PID:516
              • C:\Windows\system32\DllHost.exe
                C:\Windows\system32\DllHost.exe /Processid:{F9717507-6651-4EDB-BFF7-AE615179BCCF}
                1⤵
                  PID:520
                • C:\Windows\system32\DllHost.exe
                  C:\Windows\system32\DllHost.exe /Processid:{F9717507-6651-4EDB-BFF7-AE615179BCCF}
                  1⤵
                    PID:1600
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{F9717507-6651-4EDB-BFF7-AE615179BCCF}
                    1⤵
                      PID:1800
                    • C:\Windows\system32\DllHost.exe
                      C:\Windows\system32\DllHost.exe /Processid:{F9717507-6651-4EDB-BFF7-AE615179BCCF}
                      1⤵
                        PID:1144
                      • C:\Windows\system32\DllHost.exe
                        C:\Windows\system32\DllHost.exe /Processid:{F9717507-6651-4EDB-BFF7-AE615179BCCF}
                        1⤵
                          PID:580
                        • C:\Windows\system32\DllHost.exe
                          C:\Windows\system32\DllHost.exe /Processid:{F9717507-6651-4EDB-BFF7-AE615179BCCF}
                          1⤵
                            PID:816
                          • C:\Windows\system32\DllHost.exe
                            C:\Windows\system32\DllHost.exe /Processid:{F9717507-6651-4EDB-BFF7-AE615179BCCF}
                            1⤵
                              PID:2020

                            Network

                                  MITRE ATT&CK Enterprise v6

                                  Replay Monitor

                                  Loading Replay Monitor...

                                  Downloads

                                  • C:\Users\Admin\AppData\Local\Temp\tmp27bcbb0f.bat

                                    Filesize

                                    307B

                                    MD5

                                    0e125da803eb65143afe42aff1d25e68

                                    SHA1

                                    f04fd548ff3606238edec981f7b18791cff77318

                                    SHA256

                                    ca94f108733468d47dfdcd636809a152ec6ac538219bf9fe7ba66b75a3f21de4

                                    SHA512

                                    f112730c3944e1027b273c013306b3e7e788def5f3e69d4745c3ffc493cbdd7a4046e4e8e342cc17be3ec4dc9633fcf307b0efe59240d57d052598d56cb306da

                                  • C:\Users\Admin\AppData\Roaming\Oqyw\anuf.exe

                                    Filesize

                                    334KB

                                    MD5

                                    f30ceae0f8c2a4e42c991c8f3bd21739

                                    SHA1

                                    34374f443872b30a291527e6df62731b0821dacf

                                    SHA256

                                    88ea055e1fd78451f015dd9fd49952cb393ad0bb5b2e6f150108b8563c22ddb7

                                    SHA512

                                    6b5abf216a62ddef155833ae91478b9c6cdf11879aea1435914b03d7aa4674fedc64e129beef51b10985b07083f96d417a0ddca2ccc8691956bb7441754c06fc

                                  • C:\Users\Admin\AppData\Roaming\Oqyw\anuf.exe

                                    Filesize

                                    334KB

                                    MD5

                                    f30ceae0f8c2a4e42c991c8f3bd21739

                                    SHA1

                                    34374f443872b30a291527e6df62731b0821dacf

                                    SHA256

                                    88ea055e1fd78451f015dd9fd49952cb393ad0bb5b2e6f150108b8563c22ddb7

                                    SHA512

                                    6b5abf216a62ddef155833ae91478b9c6cdf11879aea1435914b03d7aa4674fedc64e129beef51b10985b07083f96d417a0ddca2ccc8691956bb7441754c06fc

                                  • C:\Users\Admin\AppData\Roaming\Siobsi\acywn.ese

                                    Filesize

                                    421B

                                    MD5

                                    ab2b158f164856db2cf9d0532bd8ea19

                                    SHA1

                                    fb654dcbbfa9ffbb559ae563b6fca9823bc818d2

                                    SHA256

                                    99b9686ed6f74b8de4f15ff45e6d62f051eee8dbdcb2c7cdb7a331241c96c0aa

                                    SHA512

                                    2ad7cada02cac28dfcccc87f9608ba10b1fcefa722fdd2e7e4cffd8336191824d74dc42ae8be1bb11facc7c1209da108e95cc90a34cb9ffa530f3bcad368703c

                                  • \Users\Admin\AppData\Roaming\Oqyw\anuf.exe

                                    Filesize

                                    334KB

                                    MD5

                                    f30ceae0f8c2a4e42c991c8f3bd21739

                                    SHA1

                                    34374f443872b30a291527e6df62731b0821dacf

                                    SHA256

                                    88ea055e1fd78451f015dd9fd49952cb393ad0bb5b2e6f150108b8563c22ddb7

                                    SHA512

                                    6b5abf216a62ddef155833ae91478b9c6cdf11879aea1435914b03d7aa4674fedc64e129beef51b10985b07083f96d417a0ddca2ccc8691956bb7441754c06fc

                                  • \Users\Admin\AppData\Roaming\Oqyw\anuf.exe

                                    Filesize

                                    334KB

                                    MD5

                                    f30ceae0f8c2a4e42c991c8f3bd21739

                                    SHA1

                                    34374f443872b30a291527e6df62731b0821dacf

                                    SHA256

                                    88ea055e1fd78451f015dd9fd49952cb393ad0bb5b2e6f150108b8563c22ddb7

                                    SHA512

                                    6b5abf216a62ddef155833ae91478b9c6cdf11879aea1435914b03d7aa4674fedc64e129beef51b10985b07083f96d417a0ddca2ccc8691956bb7441754c06fc

                                  • memory/1112-68-0x0000000001CD0000-0x0000000001D0B000-memory.dmp

                                    Filesize

                                    236KB

                                  • memory/1112-65-0x0000000001CD0000-0x0000000001D0B000-memory.dmp

                                    Filesize

                                    236KB

                                  • memory/1112-67-0x0000000001CD0000-0x0000000001D0B000-memory.dmp

                                    Filesize

                                    236KB

                                  • memory/1112-69-0x0000000001CD0000-0x0000000001D0B000-memory.dmp

                                    Filesize

                                    236KB

                                  • memory/1112-70-0x0000000001CD0000-0x0000000001D0B000-memory.dmp

                                    Filesize

                                    236KB

                                  • memory/1176-73-0x0000000001AD0000-0x0000000001B0B000-memory.dmp

                                    Filesize

                                    236KB

                                  • memory/1176-74-0x0000000001AD0000-0x0000000001B0B000-memory.dmp

                                    Filesize

                                    236KB

                                  • memory/1176-75-0x0000000001AD0000-0x0000000001B0B000-memory.dmp

                                    Filesize

                                    236KB

                                  • memory/1176-76-0x0000000001AD0000-0x0000000001B0B000-memory.dmp

                                    Filesize

                                    236KB

                                  • memory/1204-81-0x0000000002A80000-0x0000000002ABB000-memory.dmp

                                    Filesize

                                    236KB

                                  • memory/1204-80-0x0000000002A80000-0x0000000002ABB000-memory.dmp

                                    Filesize

                                    236KB

                                  • memory/1204-82-0x0000000002A80000-0x0000000002ABB000-memory.dmp

                                    Filesize

                                    236KB

                                  • memory/1204-79-0x0000000002A80000-0x0000000002ABB000-memory.dmp

                                    Filesize

                                    236KB

                                  • memory/1644-91-0x000007FEFA831000-0x000007FEFA833000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/1644-95-0x0000000002380000-0x0000000002390000-memory.dmp

                                    Filesize

                                    64KB

                                  • memory/1644-110-0x00000000043B0000-0x00000000043EB000-memory.dmp

                                    Filesize

                                    236KB

                                  • memory/1644-111-0x00000000043B0000-0x00000000043EB000-memory.dmp

                                    Filesize

                                    236KB

                                  • memory/1644-113-0x00000000043B0000-0x00000000043EB000-memory.dmp

                                    Filesize

                                    236KB

                                  • memory/1644-112-0x00000000043B0000-0x00000000043EB000-memory.dmp

                                    Filesize

                                    236KB

                                  • memory/1644-101-0x00000000023E0000-0x00000000023F0000-memory.dmp

                                    Filesize

                                    64KB

                                  • memory/1644-90-0x000007FEFB621000-0x000007FEFB623000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/1764-265-0x0000000000400000-0x000000000045A000-memory.dmp

                                    Filesize

                                    360KB

                                  • memory/1764-63-0x0000000000400000-0x000000000043B000-memory.dmp

                                    Filesize

                                    236KB

                                  • memory/1764-92-0x0000000000350000-0x000000000039B000-memory.dmp

                                    Filesize

                                    300KB

                                  • memory/1764-93-0x0000000000400000-0x000000000045A000-memory.dmp

                                    Filesize

                                    360KB

                                  • memory/1768-54-0x0000000075931000-0x0000000075933000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/1768-123-0x0000000000400000-0x000000000043B000-memory.dmp

                                    Filesize

                                    236KB

                                  • memory/1768-89-0x0000000001C50000-0x0000000001C8B000-memory.dmp

                                    Filesize

                                    236KB

                                  • memory/1768-107-0x0000000000400000-0x000000000045A000-memory.dmp

                                    Filesize

                                    360KB

                                  • memory/1768-88-0x0000000001C50000-0x0000000001C8B000-memory.dmp

                                    Filesize

                                    236KB

                                  • memory/1768-87-0x0000000001C50000-0x0000000001C8B000-memory.dmp

                                    Filesize

                                    236KB

                                  • memory/1768-86-0x0000000001C50000-0x0000000001C8B000-memory.dmp

                                    Filesize

                                    236KB

                                  • memory/1768-85-0x0000000001C50000-0x0000000001C8B000-memory.dmp

                                    Filesize

                                    236KB

                                  • memory/1768-57-0x0000000000400000-0x000000000045A000-memory.dmp

                                    Filesize

                                    360KB

                                  • memory/1768-56-0x0000000001B80000-0x0000000001BCB000-memory.dmp

                                    Filesize

                                    300KB

                                  • memory/1768-55-0x0000000000400000-0x000000000043B000-memory.dmp

                                    Filesize

                                    236KB

                                  • memory/1768-94-0x0000000001C50000-0x0000000001CAA000-memory.dmp

                                    Filesize

                                    360KB

                                  • memory/1768-124-0x0000000001C50000-0x0000000001C8B000-memory.dmp

                                    Filesize

                                    236KB

                                  • memory/2044-120-0x0000000000050000-0x000000000008B000-memory.dmp

                                    Filesize

                                    236KB

                                  • memory/2044-121-0x0000000000050000-0x000000000008B000-memory.dmp

                                    Filesize

                                    236KB

                                  • memory/2044-126-0x0000000000050000-0x000000000008B000-memory.dmp

                                    Filesize

                                    236KB

                                  • memory/2044-129-0x0000000000050000-0x000000000008B000-memory.dmp

                                    Filesize

                                    236KB

                                  • memory/2044-131-0x0000000000050000-0x000000000008B000-memory.dmp

                                    Filesize

                                    236KB

                                  • memory/2044-133-0x0000000000050000-0x000000000008B000-memory.dmp

                                    Filesize

                                    236KB

                                  • memory/2044-135-0x0000000000050000-0x000000000008B000-memory.dmp

                                    Filesize

                                    236KB

                                  • memory/2044-118-0x0000000000050000-0x000000000008B000-memory.dmp

                                    Filesize

                                    236KB

                                  • memory/2044-264-0x0000000000050000-0x000000000008B000-memory.dmp

                                    Filesize

                                    236KB

                                  • memory/2044-116-0x0000000000050000-0x000000000008B000-memory.dmp

                                    Filesize

                                    236KB